68 files changed, 9435 insertions, 9435 deletions
diff --git a/crates/ra_syntax/test_data/parser/ok/0000_empty.rast b/crates/ra_syntax/test_data/parser/ok/0000_empty.rast
index 08f5a942f..6b234b0b2 100644
--- a/crates/ra_syntax/test_data/parser/ok/0000_empty.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0000_empty.rast
@@ -1 +1 @@
-SOURCE_FILE@[0; 0)
+SOURCE_FILE@0..0
diff --git a/crates/ra_syntax/test_data/parser/ok/0001_struct_item.rast b/crates/ra_syntax/test_data/parser/ok/0001_struct_item.rast
index fdc2d6768..705f7e001 100644
--- a/crates/ra_syntax/test_data/parser/ok/0001_struct_item.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0001_struct_item.rast
@@ -1,39 +1,39 @@
-SOURCE_FILE@[0; 32)
+SOURCE_FILE@0..32
-  STRUCT_DEF@[0; 31)
+  STRUCT_DEF@0..31
-    STRUCT_KW@[0; 6) "struct"
+    STRUCT_KW@0..6 "struct"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    NAME@[7; 8)
+    NAME@7..8
-      IDENT@[7; 8) "S"
+      IDENT@7..8 "S"
-    TYPE_PARAM_LIST@[8; 17)
+    TYPE_PARAM_LIST@8..17
-      L_ANGLE@[8; 9) "<"
+      L_ANGLE@8..9 "<"
-      TYPE_PARAM@[9; 16)
+      TYPE_PARAM@9..16
-        NAME@[9; 10)
+        NAME@9..10
-          IDENT@[9; 10) "T"
+          IDENT@9..10 "T"
-        COLON@[10; 11) ":"
+        COLON@10..11 ":"
-        WHITESPACE@[11; 12) " "
+        WHITESPACE@11..12 " "
-        TYPE_BOUND_LIST@[12; 16)
+        TYPE_BOUND_LIST@12..16
-          TYPE_BOUND@[12; 16)
+          TYPE_BOUND@12..16
-            PATH_TYPE@[12; 16)
+            PATH_TYPE@12..16
-              PATH@[12; 16)
+              PATH@12..16
-                PATH_SEGMENT@[12; 16)
+                PATH_SEGMENT@12..16
-                  NAME_REF@[12; 16)
+                  NAME_REF@12..16
-                    IDENT@[12; 16) "Copy"
+                    IDENT@12..16 "Copy"
-      R_ANGLE@[16; 17) ">"
+      R_ANGLE@16..17 ">"
-    WHITESPACE@[17; 18) " "
+    WHITESPACE@17..18 " "
-    RECORD_FIELD_DEF_LIST@[18; 31)
+    RECORD_FIELD_DEF_LIST@18..31
-      L_CURLY@[18; 19) "{"
+      L_CURLY@18..19 "{"
-      WHITESPACE@[19; 24) "\n    "
+      WHITESPACE@19..24 "\n    "
-      RECORD_FIELD_DEF@[24; 28)
+      RECORD_FIELD_DEF@24..28
-        NAME@[24; 25)
+        NAME@24..25
-          IDENT@[24; 25) "f"
+          IDENT@24..25 "f"
-        COLON@[25; 26) ":"
+        COLON@25..26 ":"
-        WHITESPACE@[26; 27) " "
+        WHITESPACE@26..27 " "
-        PATH_TYPE@[27; 28)
+        PATH_TYPE@27..28
-          PATH@[27; 28)
+          PATH@27..28
-            PATH_SEGMENT@[27; 28)
+            PATH_SEGMENT@27..28
-              NAME_REF@[27; 28)
+              NAME_REF@27..28
-                IDENT@[27; 28) "T"
+                IDENT@27..28 "T"
-      COMMA@[28; 29) ","
+      COMMA@28..29 ","
-      WHITESPACE@[29; 30) "\n"
+      WHITESPACE@29..30 "\n"
-      R_CURLY@[30; 31) "}"
+      R_CURLY@30..31 "}"
-  WHITESPACE@[31; 32) "\n"
+  WHITESPACE@31..32 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0002_struct_item_field.rast b/crates/ra_syntax/test_data/parser/ok/0002_struct_item_field.rast
index ef34702fd..a1d546491 100644
--- a/crates/ra_syntax/test_data/parser/ok/0002_struct_item_field.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0002_struct_item_field.rast
@@ -1,22 +1,22 @@
-SOURCE_FILE@[0; 25)
+SOURCE_FILE@0..25
-  STRUCT_DEF@[0; 25)
+  STRUCT_DEF@0..25
-    STRUCT_KW@[0; 6) "struct"
+    STRUCT_KW@0..6 "struct"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    NAME@[7; 8)
+    NAME@7..8
-      IDENT@[7; 8) "S"
+      IDENT@7..8 "S"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    RECORD_FIELD_DEF_LIST@[9; 25)
+    RECORD_FIELD_DEF_LIST@9..25
-      L_CURLY@[9; 10) "{"
+      L_CURLY@9..10 "{"
-      WHITESPACE@[10; 15) "\n    "
+      WHITESPACE@10..15 "\n    "
-      RECORD_FIELD_DEF@[15; 23)
+      RECORD_FIELD_DEF@15..23
-        NAME@[15; 18)
+        NAME@15..18
-          IDENT@[15; 18) "foo"
+          IDENT@15..18 "foo"
-        COLON@[18; 19) ":"
+        COLON@18..19 ":"
-        WHITESPACE@[19; 20) " "
+        WHITESPACE@19..20 " "
-        PATH_TYPE@[20; 23)
+        PATH_TYPE@20..23
-          PATH@[20; 23)
+          PATH@20..23
-            PATH_SEGMENT@[20; 23)
+            PATH_SEGMENT@20..23
-              NAME_REF@[20; 23)
+              NAME_REF@20..23
-                IDENT@[20; 23) "u32"
+                IDENT@20..23 "u32"
-      WHITESPACE@[23; 24) "\n"
+      WHITESPACE@23..24 "\n"
-      R_CURLY@[24; 25) "}"
+      R_CURLY@24..25 "}"
diff --git a/crates/ra_syntax/test_data/parser/ok/0004_file_shebang.rast b/crates/ra_syntax/test_data/parser/ok/0004_file_shebang.rast
index e3915c2df..67e21df13 100644
--- a/crates/ra_syntax/test_data/parser/ok/0004_file_shebang.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0004_file_shebang.rast
@@ -1,2 +1,2 @@
-SOURCE_FILE@[0; 20)
+SOURCE_FILE@0..20
-  SHEBANG@[0; 20) "#!/use/bin/env rusti"
+  SHEBANG@0..20 "#!/use/bin/env rusti"
diff --git a/crates/ra_syntax/test_data/parser/ok/0005_fn_item.rast b/crates/ra_syntax/test_data/parser/ok/0005_fn_item.rast
index 955b789b5..993ba72b6 100644
--- a/crates/ra_syntax/test_data/parser/ok/0005_fn_item.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0005_fn_item.rast
@@ -1,16 +1,16 @@
-SOURCE_FILE@[0; 13)
+SOURCE_FILE@0..13
-  FN_DEF@[0; 12)
+  FN_DEF@0..12
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 6)
+    NAME@3..6
-      IDENT@[3; 6) "foo"
+      IDENT@3..6 "foo"
-    PARAM_LIST@[6; 8)
+    PARAM_LIST@6..8
-      L_PAREN@[6; 7) "("
+      L_PAREN@6..7 "("
-      R_PAREN@[7; 8) ")"
+      R_PAREN@7..8 ")"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    BLOCK_EXPR@[9; 12)
+    BLOCK_EXPR@9..12
-      BLOCK@[9; 12)
+      BLOCK@9..12
-        L_CURLY@[9; 10) "{"
+        L_CURLY@9..10 "{"
-        WHITESPACE@[10; 11) "\n"
+        WHITESPACE@10..11 "\n"
-        R_CURLY@[11; 12) "}"
+        R_CURLY@11..12 "}"
-  WHITESPACE@[12; 13) "\n"
+  WHITESPACE@12..13 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0006_inner_attributes.rast b/crates/ra_syntax/test_data/parser/ok/0006_inner_attributes.rast
index 308b5680f..42587243a 100644
--- a/crates/ra_syntax/test_data/parser/ok/0006_inner_attributes.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0006_inner_attributes.rast
@@ -1,184 +1,184 @@
-SOURCE_FILE@[0; 236)
+SOURCE_FILE@0..236
-  ATTR@[0; 8)
+  ATTR@0..8
-    POUND@[0; 1) "#"
+    POUND@0..1 "#"
-    BANG@[1; 2) "!"
+    BANG@1..2 "!"
-    L_BRACK@[2; 3) "["
+    L_BRACK@2..3 "["
-    PATH@[3; 7)
+    PATH@3..7
-      PATH_SEGMENT@[3; 7)
+      PATH_SEGMENT@3..7
-        NAME_REF@[3; 7)
+        NAME_REF@3..7
-          IDENT@[3; 7) "attr"
+          IDENT@3..7 "attr"
-    R_BRACK@[7; 8) "]"
+    R_BRACK@7..8 "]"
-  WHITESPACE@[8; 9) "\n"
+  WHITESPACE@8..9 "\n"
-  ATTR@[9; 23)
+  ATTR@9..23
-    POUND@[9; 10) "#"
+    POUND@9..10 "#"
-    BANG@[10; 11) "!"
+    BANG@10..11 "!"
-    L_BRACK@[11; 12) "["
+    L_BRACK@11..12 "["
-    PATH@[12; 16)
+    PATH@12..16
-      PATH_SEGMENT@[12; 16)
+      PATH_SEGMENT@12..16
-        NAME_REF@[12; 16)
+        NAME_REF@12..16
-          IDENT@[12; 16) "attr"
+          IDENT@12..16 "attr"
-    TOKEN_TREE@[16; 22)
+    TOKEN_TREE@16..22
-      L_PAREN@[16; 17) "("
+      L_PAREN@16..17 "("
-      TRUE_KW@[17; 21) "true"
+      TRUE_KW@17..21 "true"
-      R_PAREN@[21; 22) ")"
+      R_PAREN@21..22 ")"
-    R_BRACK@[22; 23) "]"
+    R_BRACK@22..23 "]"
-  WHITESPACE@[23; 24) "\n"
+  WHITESPACE@23..24 "\n"
-  ATTR@[24; 39)
+  ATTR@24..39
-    POUND@[24; 25) "#"
+    POUND@24..25 "#"
-    BANG@[25; 26) "!"
+    BANG@25..26 "!"
-    L_BRACK@[26; 27) "["
+    L_BRACK@26..27 "["
-    PATH@[27; 31)
+    PATH@27..31
-      PATH_SEGMENT@[27; 31)
+      PATH_SEGMENT@27..31
-        NAME_REF@[27; 31)
+        NAME_REF@27..31
-          IDENT@[27; 31) "attr"
+          IDENT@27..31 "attr"
-    TOKEN_TREE@[31; 38)
+    TOKEN_TREE@31..38
-      L_PAREN@[31; 32) "("
+      L_PAREN@31..32 "("
-      IDENT@[32; 37) "ident"
+      IDENT@32..37 "ident"
-      R_PAREN@[37; 38) ")"
+      R_PAREN@37..38 ")"
-    R_BRACK@[38; 39) "]"
+    R_BRACK@38..39 "]"
-  WHITESPACE@[39; 40) "\n"
+  WHITESPACE@39..40 "\n"
-  ATTR@[40; 116)
+  ATTR@40..116
-    POUND@[40; 41) "#"
+    POUND@40..41 "#"
-    BANG@[41; 42) "!"
+    BANG@41..42 "!"
-    L_BRACK@[42; 43) "["
+    L_BRACK@42..43 "["
-    PATH@[43; 47)
+    PATH@43..47
-      PATH_SEGMENT@[43; 47)
+      PATH_SEGMENT@43..47
-        NAME_REF@[43; 47)
+        NAME_REF@43..47
-          IDENT@[43; 47) "attr"
+          IDENT@43..47 "attr"
-    TOKEN_TREE@[47; 115)
+    TOKEN_TREE@47..115
-      L_PAREN@[47; 48) "("
+      L_PAREN@47..48 "("
-      IDENT@[48; 53) "ident"
+      IDENT@48..53 "ident"
-      COMMA@[53; 54) ","
+      COMMA@53..54 ","
-      WHITESPACE@[54; 55) " "
+      WHITESPACE@54..55 " "
-      INT_NUMBER@[55; 58) "100"
+      INT_NUMBER@55..58 "100"
-      COMMA@[58; 59) ","
+      COMMA@58..59 ","
-      WHITESPACE@[59; 60) " "
+      WHITESPACE@59..60 " "
-      TRUE_KW@[60; 64) "true"
+      TRUE_KW@60..64 "true"
-      COMMA@[64; 65) ","
+      COMMA@64..65 ","
-      WHITESPACE@[65; 66) " "
+      WHITESPACE@65..66 " "
-      STRING@[66; 72) "\"true\""
+      STRING@66..72 "\"true\""
-      COMMA@[72; 73) ","
+      COMMA@72..73 ","
-      WHITESPACE@[73; 74) " "
+      WHITESPACE@73..74 " "
-      IDENT@[74; 79) "ident"
+      IDENT@74..79 "ident"
-      WHITESPACE@[79; 80) " "
+      WHITESPACE@79..80 " "
-      EQ@[80; 81) "="
+      EQ@80..81 "="
-      WHITESPACE@[81; 82) " "
+      WHITESPACE@81..82 " "
-      INT_NUMBER@[82; 85) "100"
+      INT_NUMBER@82..85 "100"
-      COMMA@[85; 86) ","
+      COMMA@85..86 ","
-      WHITESPACE@[86; 87) " "
+      WHITESPACE@86..87 " "
-      IDENT@[87; 92) "ident"
+      IDENT@87..92 "ident"
-      WHITESPACE@[92; 93) " "
+      WHITESPACE@92..93 " "
-      EQ@[93; 94) "="
+      EQ@93..94 "="
-      WHITESPACE@[94; 95) " "
+      WHITESPACE@94..95 " "
-      STRING@[95; 102) "\"hello\""
+      STRING@95..102 "\"hello\""
-      COMMA@[102; 103) ","
+      COMMA@102..103 ","
-      WHITESPACE@[103; 104) " "
+      WHITESPACE@103..104 " "
-      IDENT@[104; 109) "ident"
+      IDENT@104..109 "ident"
-      TOKEN_TREE@[109; 114)
+      TOKEN_TREE@109..114
-        L_PAREN@[109; 110) "("
+        L_PAREN@109..110 "("
-        INT_NUMBER@[110; 113) "100"
+        INT_NUMBER@110..113 "100"
-        R_PAREN@[113; 114) ")"
+        R_PAREN@113..114 ")"
-      R_PAREN@[114; 115) ")"
+      R_PAREN@114..115 ")"
-    R_BRACK@[115; 116) "]"
+    R_BRACK@115..116 "]"
-  WHITESPACE@[116; 117) "\n"
+  WHITESPACE@116..117 "\n"
-  ATTR@[117; 130)
+  ATTR@117..130
-    POUND@[117; 118) "#"
+    POUND@117..118 "#"
-    BANG@[118; 119) "!"
+    BANG@118..119 "!"
-    L_BRACK@[119; 120) "["
+    L_BRACK@119..120 "["
-    PATH@[120; 124)
+    PATH@120..124
-      PATH_SEGMENT@[120; 124)
+      PATH_SEGMENT@120..124
-        NAME_REF@[120; 124)
+        NAME_REF@120..124
-          IDENT@[120; 124) "attr"
+          IDENT@120..124 "attr"
-    TOKEN_TREE@[124; 129)
+    TOKEN_TREE@124..129
-      L_PAREN@[124; 125) "("
+      L_PAREN@124..125 "("
-      INT_NUMBER@[125; 128) "100"
+      INT_NUMBER@125..128 "100"
-      R_PAREN@[128; 129) ")"
+      R_PAREN@128..129 ")"
-    R_BRACK@[129; 130) "]"
+    R_BRACK@129..130 "]"
-  WHITESPACE@[130; 131) "\n"
+  WHITESPACE@130..131 "\n"
-  ATTR@[131; 155)
+  ATTR@131..155
-    POUND@[131; 132) "#"
+    POUND@131..132 "#"
-    BANG@[132; 133) "!"
+    BANG@132..133 "!"
-    L_BRACK@[133; 134) "["
+    L_BRACK@133..134 "["
-    PATH@[134; 138)
+    PATH@134..138
-      PATH_SEGMENT@[134; 138)
+      PATH_SEGMENT@134..138
-        NAME_REF@[134; 138)
+        NAME_REF@134..138
-          IDENT@[134; 138) "attr"
+          IDENT@134..138 "attr"
-    TOKEN_TREE@[138; 154)
+    TOKEN_TREE@138..154
-      L_PAREN@[138; 139) "("
+      L_PAREN@138..139 "("
-      IDENT@[139; 146) "enabled"
+      IDENT@139..146 "enabled"
-      WHITESPACE@[146; 147) " "
+      WHITESPACE@146..147 " "
-      EQ@[147; 148) "="
+      EQ@147..148 "="
-      WHITESPACE@[148; 149) " "
+      WHITESPACE@148..149 " "
-      TRUE_KW@[149; 153) "true"
+      TRUE_KW@149..153 "true"
-      R_PAREN@[153; 154) ")"
+      R_PAREN@153..154 ")"
-    R_BRACK@[154; 155) "]"
+    R_BRACK@154..155 "]"
-  WHITESPACE@[155; 156) "\n"
+  WHITESPACE@155..156 "\n"
-  ATTR@[156; 173)
+  ATTR@156..173
-    POUND@[156; 157) "#"
+    POUND@156..157 "#"
-    BANG@[157; 158) "!"
+    BANG@157..158 "!"
-    L_BRACK@[158; 159) "["
+    L_BRACK@158..159 "["
-    PATH@[159; 166)
+    PATH@159..166
-      PATH_SEGMENT@[159; 166)
+      PATH_SEGMENT@159..166
-        NAME_REF@[159; 166)
+        NAME_REF@159..166
-          IDENT@[159; 166) "enabled"
+          IDENT@159..166 "enabled"
-    TOKEN_TREE@[166; 172)
+    TOKEN_TREE@166..172
-      L_PAREN@[166; 167) "("
+      L_PAREN@166..167 "("
-      TRUE_KW@[167; 171) "true"
+      TRUE_KW@167..171 "true"
-      R_PAREN@[171; 172) ")"
+      R_PAREN@171..172 ")"
-    R_BRACK@[172; 173) "]"
+    R_BRACK@172..173 "]"
-  WHITESPACE@[173; 174) "\n"
+  WHITESPACE@173..174 "\n"
-  ATTR@[174; 191)
+  ATTR@174..191
-    POUND@[174; 175) "#"
+    POUND@174..175 "#"
-    BANG@[175; 176) "!"
+    BANG@175..176 "!"
-    L_BRACK@[176; 177) "["
+    L_BRACK@176..177 "["
-    PATH@[177; 181)
+    PATH@177..181
-      PATH_SEGMENT@[177; 181)
+      PATH_SEGMENT@177..181
-        NAME_REF@[177; 181)
+        NAME_REF@177..181
-          IDENT@[177; 181) "attr"
+          IDENT@177..181 "attr"
-    TOKEN_TREE@[181; 190)
+    TOKEN_TREE@181..190
-      L_PAREN@[181; 182) "("
+      L_PAREN@181..182 "("
-      STRING@[182; 189) "\"hello\""
+      STRING@182..189 "\"hello\""
-      R_PAREN@[189; 190) ")"
+      R_PAREN@189..190 ")"
-    R_BRACK@[190; 191) "]"
+    R_BRACK@190..191 "]"
-  WHITESPACE@[191; 192) "\n"
+  WHITESPACE@191..192 "\n"
-  ATTR@[192; 214)
+  ATTR@192..214
-    POUND@[192; 193) "#"
+    POUND@192..193 "#"
-    BANG@[193; 194) "!"
+    BANG@193..194 "!"
-    L_BRACK@[194; 195) "["
+    L_BRACK@194..195 "["
-    PATH@[195; 199)
+    PATH@195..199
-      PATH_SEGMENT@[195; 199)
+      PATH_SEGMENT@195..199
-        NAME_REF@[195; 199)
+        NAME_REF@195..199
-          IDENT@[195; 199) "repr"
+          IDENT@195..199 "repr"
-    TOKEN_TREE@[199; 213)
+    TOKEN_TREE@199..213
-      L_PAREN@[199; 200) "("
+      L_PAREN@199..200 "("
-      IDENT@[200; 201) "C"
+      IDENT@200..201 "C"
-      COMMA@[201; 202) ","
+      COMMA@201..202 ","
-      WHITESPACE@[202; 203) " "
+      WHITESPACE@202..203 " "
-      IDENT@[203; 208) "align"
+      IDENT@203..208 "align"
-      WHITESPACE@[208; 209) " "
+      WHITESPACE@208..209 " "
-      EQ@[209; 210) "="
+      EQ@209..210 "="
-      WHITESPACE@[210; 211) " "
+      WHITESPACE@210..211 " "
-      INT_NUMBER@[211; 212) "4"
+      INT_NUMBER@211..212 "4"
-      R_PAREN@[212; 213) ")"
+      R_PAREN@212..213 ")"
-    R_BRACK@[213; 214) "]"
+    R_BRACK@213..214 "]"
-  WHITESPACE@[214; 215) "\n"
+  WHITESPACE@214..215 "\n"
-  ATTR@[215; 236)
+  ATTR@215..236
-    POUND@[215; 216) "#"
+    POUND@215..216 "#"
-    BANG@[216; 217) "!"
+    BANG@216..217 "!"
-    L_BRACK@[217; 218) "["
+    L_BRACK@217..218 "["
-    PATH@[218; 222)
+    PATH@218..222
-      PATH_SEGMENT@[218; 222)
+      PATH_SEGMENT@218..222
-        NAME_REF@[218; 222)
+        NAME_REF@218..222
-          IDENT@[218; 222) "repr"
+          IDENT@218..222 "repr"
-    TOKEN_TREE@[222; 235)
+    TOKEN_TREE@222..235
-      L_PAREN@[222; 223) "("
+      L_PAREN@222..223 "("
-      IDENT@[223; 224) "C"
+      IDENT@223..224 "C"
-      COMMA@[224; 225) ","
+      COMMA@224..225 ","
-      WHITESPACE@[225; 226) " "
+      WHITESPACE@225..226 " "
-      IDENT@[226; 231) "align"
+      IDENT@226..231 "align"
-      TOKEN_TREE@[231; 234)
+      TOKEN_TREE@231..234
-        L_PAREN@[231; 232) "("
+        L_PAREN@231..232 "("
-        INT_NUMBER@[232; 233) "4"
+        INT_NUMBER@232..233 "4"
-        R_PAREN@[233; 234) ")"
+        R_PAREN@233..234 ")"
-      R_PAREN@[234; 235) ")"
+      R_PAREN@234..235 ")"
-    R_BRACK@[235; 236) "]"
+    R_BRACK@235..236 "]"
diff --git a/crates/ra_syntax/test_data/parser/ok/0007_extern_crate.rast b/crates/ra_syntax/test_data/parser/ok/0007_extern_crate.rast
index 4856b4f81..b5bdf0aa9 100644
--- a/crates/ra_syntax/test_data/parser/ok/0007_extern_crate.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0007_extern_crate.rast
@@ -1,40 +1,40 @@
-SOURCE_FILE@[0; 69)
+SOURCE_FILE@0..69
-  EXTERN_CRATE_ITEM@[0; 17)
+  EXTERN_CRATE_ITEM@0..17
-    EXTERN_KW@[0; 6) "extern"
+    EXTERN_KW@0..6 "extern"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    CRATE_KW@[7; 12) "crate"
+    CRATE_KW@7..12 "crate"
-    WHITESPACE@[12; 13) " "
+    WHITESPACE@12..13 " "
-    NAME_REF@[13; 16)
+    NAME_REF@13..16
-      IDENT@[13; 16) "foo"
+      IDENT@13..16 "foo"
-    SEMICOLON@[16; 17) ";"
+    SEMICOLON@16..17 ";"
-  WHITESPACE@[17; 18) "\n"
+  WHITESPACE@17..18 "\n"
-  EXTERN_CRATE_ITEM@[18; 42)
+  EXTERN_CRATE_ITEM@18..42
-    EXTERN_KW@[18; 24) "extern"
+    EXTERN_KW@18..24 "extern"
-    WHITESPACE@[24; 25) " "
+    WHITESPACE@24..25 " "
-    CRATE_KW@[25; 30) "crate"
+    CRATE_KW@25..30 "crate"
-    WHITESPACE@[30; 31) " "
+    WHITESPACE@30..31 " "
-    NAME_REF@[31; 34)
+    NAME_REF@31..34
-      IDENT@[31; 34) "foo"
+      IDENT@31..34 "foo"
-    WHITESPACE@[34; 35) " "
+    WHITESPACE@34..35 " "
-    ALIAS@[35; 41)
+    ALIAS@35..41
-      AS_KW@[35; 37) "as"
+      AS_KW@35..37 "as"
-      WHITESPACE@[37; 38) " "
+      WHITESPACE@37..38 " "
-      NAME@[38; 41)
+      NAME@38..41
-        IDENT@[38; 41) "bar"
+        IDENT@38..41 "bar"
-    SEMICOLON@[41; 42) ";"
+    SEMICOLON@41..42 ";"
-  WHITESPACE@[42; 43) "\n"
+  WHITESPACE@42..43 "\n"
-  EXTERN_CRATE_ITEM@[43; 68)
+  EXTERN_CRATE_ITEM@43..68
-    EXTERN_KW@[43; 49) "extern"
+    EXTERN_KW@43..49 "extern"
-    WHITESPACE@[49; 50) " "
+    WHITESPACE@49..50 " "
-    CRATE_KW@[50; 55) "crate"
+    CRATE_KW@50..55 "crate"
-    WHITESPACE@[55; 56) " "
+    WHITESPACE@55..56 " "
-    SELF_KW@[56; 60)
+    SELF_KW@56..60
-      SELF_KW@[56; 60) "self"
+      SELF_KW@56..60 "self"
-    WHITESPACE@[60; 61) " "
+    WHITESPACE@60..61 " "
-    ALIAS@[61; 67)
+    ALIAS@61..67
-      AS_KW@[61; 63) "as"
+      AS_KW@61..63 "as"
-      WHITESPACE@[63; 64) " "
+      WHITESPACE@63..64 " "
-      NAME@[64; 67)
+      NAME@64..67
-        IDENT@[64; 67) "baz"
+        IDENT@64..67 "baz"
-    SEMICOLON@[67; 68) ";"
+    SEMICOLON@67..68 ";"
-  WHITESPACE@[68; 69) "\n"
+  WHITESPACE@68..69 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0008_mod_item.rast b/crates/ra_syntax/test_data/parser/ok/0008_mod_item.rast
index 1c18edd4e..353bf2d2e 100644
--- a/crates/ra_syntax/test_data/parser/ok/0008_mod_item.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0008_mod_item.rast
@@ -1,93 +1,93 @@
-SOURCE_FILE@[0; 118)
+SOURCE_FILE@0..118
-  MODULE@[0; 6)
+  MODULE@0..6
-    MOD_KW@[0; 3) "mod"
+    MOD_KW@0..3 "mod"
-    WHITESPACE@[3; 4) " "
+    WHITESPACE@3..4 " "
-    NAME@[4; 5)
+    NAME@4..5
-      IDENT@[4; 5) "a"
+      IDENT@4..5 "a"
-    SEMICOLON@[5; 6) ";"
+    SEMICOLON@5..6 ";"
-  WHITESPACE@[6; 8) "\n\n"
+  WHITESPACE@6..8 "\n\n"
-  MODULE@[8; 17)
+  MODULE@8..17
-    MOD_KW@[8; 11) "mod"
+    MOD_KW@8..11 "mod"
-    WHITESPACE@[11; 12) " "
+    WHITESPACE@11..12 " "
-    NAME@[12; 13)
+    NAME@12..13
-      IDENT@[12; 13) "b"
+      IDENT@12..13 "b"
-    WHITESPACE@[13; 14) " "
+    WHITESPACE@13..14 " "
-    ITEM_LIST@[14; 17)
+    ITEM_LIST@14..17
-      L_CURLY@[14; 15) "{"
+      L_CURLY@14..15 "{"
-      WHITESPACE@[15; 16) "\n"
+      WHITESPACE@15..16 "\n"
-      R_CURLY@[16; 17) "}"
+      R_CURLY@16..17 "}"
-  WHITESPACE@[17; 19) "\n\n"
+  WHITESPACE@17..19 "\n\n"
-  MODULE@[19; 65)
+  MODULE@19..65
-    MOD_KW@[19; 22) "mod"
+    MOD_KW@19..22 "mod"
-    WHITESPACE@[22; 23) " "
+    WHITESPACE@22..23 " "
-    NAME@[23; 24)
+    NAME@23..24
-      IDENT@[23; 24) "c"
+      IDENT@23..24 "c"
-    WHITESPACE@[24; 25) " "
+    WHITESPACE@24..25 " "
-    ITEM_LIST@[25; 65)
+    ITEM_LIST@25..65
-      L_CURLY@[25; 26) "{"
+      L_CURLY@25..26 "{"
-      WHITESPACE@[26; 31) "\n    "
+      WHITESPACE@26..31 "\n    "
-      FN_DEF@[31; 47)
+      FN_DEF@31..47
-        FN_KW@[31; 33) "fn"
+        FN_KW@31..33 "fn"
-        WHITESPACE@[33; 34) " "
+        WHITESPACE@33..34 " "
-        NAME@[34; 37)
+        NAME@34..37
-          IDENT@[34; 37) "foo"
+          IDENT@34..37 "foo"
-        PARAM_LIST@[37; 39)
+        PARAM_LIST@37..39
-          L_PAREN@[37; 38) "("
+          L_PAREN@37..38 "("
-          R_PAREN@[38; 39) ")"
+          R_PAREN@38..39 ")"
-        WHITESPACE@[39; 40) " "
+        WHITESPACE@39..40 " "
-        BLOCK_EXPR@[40; 47)
+        BLOCK_EXPR@40..47
-          BLOCK@[40; 47)
+          BLOCK@40..47
-            L_CURLY@[40; 41) "{"
+            L_CURLY@40..41 "{"
-            WHITESPACE@[41; 46) "\n    "
+            WHITESPACE@41..46 "\n    "
-            R_CURLY@[46; 47) "}"
+            R_CURLY@46..47 "}"
-      WHITESPACE@[47; 52) "\n    "
+      WHITESPACE@47..52 "\n    "
-      STRUCT_DEF@[52; 63)
+      STRUCT_DEF@52..63
-        STRUCT_KW@[52; 58) "struct"
+        STRUCT_KW@52..58 "struct"
-        WHITESPACE@[58; 59) " "
+        WHITESPACE@58..59 " "
-        NAME@[59; 60)
+        NAME@59..60
-          IDENT@[59; 60) "S"
+          IDENT@59..60 "S"
-        WHITESPACE@[60; 61) " "
+        WHITESPACE@60..61 " "
-        RECORD_FIELD_DEF_LIST@[61; 63)
+        RECORD_FIELD_DEF_LIST@61..63
-          L_CURLY@[61; 62) "{"
+          L_CURLY@61..62 "{"
-          R_CURLY@[62; 63) "}"
+          R_CURLY@62..63 "}"
-      WHITESPACE@[63; 64) "\n"
+      WHITESPACE@63..64 "\n"
-      R_CURLY@[64; 65) "}"
+      R_CURLY@64..65 "}"
-  WHITESPACE@[65; 67) "\n\n"
+  WHITESPACE@65..67 "\n\n"
-  MODULE@[67; 118)
+  MODULE@67..118
-    MOD_KW@[67; 70) "mod"
+    MOD_KW@67..70 "mod"
-    WHITESPACE@[70; 71) " "
+    WHITESPACE@70..71 " "
-    NAME@[71; 72)
+    NAME@71..72
-      IDENT@[71; 72) "d"
+      IDENT@71..72 "d"
-    WHITESPACE@[72; 73) " "
+    WHITESPACE@72..73 " "
-    ITEM_LIST@[73; 118)
+    ITEM_LIST@73..118
-      L_CURLY@[73; 74) "{"
+      L_CURLY@73..74 "{"
-      WHITESPACE@[74; 79) "\n    "
+      WHITESPACE@74..79 "\n    "
-      ATTR@[79; 87)
+      ATTR@79..87
-        POUND@[79; 80) "#"
+        POUND@79..80 "#"
-        BANG@[80; 81) "!"
+        BANG@80..81 "!"
-        L_BRACK@[81; 82) "["
+        L_BRACK@81..82 "["
-        PATH@[82; 86)
+        PATH@82..86
-          PATH_SEGMENT@[82; 86)
+          PATH_SEGMENT@82..86
-            NAME_REF@[82; 86)
+            NAME_REF@82..86
-              IDENT@[82; 86) "attr"
+              IDENT@82..86 "attr"
-        R_BRACK@[86; 87) "]"
+        R_BRACK@86..87 "]"
-      WHITESPACE@[87; 92) "\n    "
+      WHITESPACE@87..92 "\n    "
-      MODULE@[92; 98)
+      MODULE@92..98
-        MOD_KW@[92; 95) "mod"
+        MOD_KW@92..95 "mod"
-        WHITESPACE@[95; 96) " "
+        WHITESPACE@95..96 " "
-        NAME@[96; 97)
+        NAME@96..97
-          IDENT@[96; 97) "e"
+          IDENT@96..97 "e"
-        SEMICOLON@[97; 98) ";"
+        SEMICOLON@97..98 ";"
-      WHITESPACE@[98; 103) "\n    "
+      WHITESPACE@98..103 "\n    "
-      MODULE@[103; 116)
+      MODULE@103..116
-        MOD_KW@[103; 106) "mod"
+        MOD_KW@103..106 "mod"
-        WHITESPACE@[106; 107) " "
+        WHITESPACE@106..107 " "
-        NAME@[107; 108)
+        NAME@107..108
-          IDENT@[107; 108) "f"
+          IDENT@107..108 "f"
-        WHITESPACE@[108; 109) " "
+        WHITESPACE@108..109 " "
-        ITEM_LIST@[109; 116)
+        ITEM_LIST@109..116
-          L_CURLY@[109; 110) "{"
+          L_CURLY@109..110 "{"
-          WHITESPACE@[110; 115) "\n    "
+          WHITESPACE@110..115 "\n    "
-          R_CURLY@[115; 116) "}"
+          R_CURLY@115..116 "}"
-      WHITESPACE@[116; 117) "\n"
+      WHITESPACE@116..117 "\n"
-      R_CURLY@[117; 118) "}"
+      R_CURLY@117..118 "}"
diff --git a/crates/ra_syntax/test_data/parser/ok/0009_use_item.rast b/crates/ra_syntax/test_data/parser/ok/0009_use_item.rast
index 62a8ae433..96b8a94fc 100644
--- a/crates/ra_syntax/test_data/parser/ok/0009_use_item.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0009_use_item.rast
@@ -1,21 +1,21 @@
-SOURCE_FILE@[0; 19)
+SOURCE_FILE@0..19
-  USE_ITEM@[0; 8)
+  USE_ITEM@0..8
-    USE_KW@[0; 3) "use"
+    USE_KW@0..3 "use"
-    WHITESPACE@[3; 4) " "
+    WHITESPACE@3..4 " "
-    USE_TREE@[4; 7)
+    USE_TREE@4..7
-      PATH@[4; 7)
+      PATH@4..7
-        PATH_SEGMENT@[4; 7)
+        PATH_SEGMENT@4..7
-          NAME_REF@[4; 7)
+          NAME_REF@4..7
-            IDENT@[4; 7) "foo"
+            IDENT@4..7 "foo"
-    SEMICOLON@[7; 8) ";"
+    SEMICOLON@7..8 ";"
-  WHITESPACE@[8; 9) "\n"
+  WHITESPACE@8..9 "\n"
-  USE_ITEM@[9; 19)
+  USE_ITEM@9..19
-    USE_KW@[9; 12) "use"
+    USE_KW@9..12 "use"
-    WHITESPACE@[12; 13) " "
+    WHITESPACE@12..13 " "
-    USE_TREE@[13; 18)
+    USE_TREE@13..18
-      PATH@[13; 18)
+      PATH@13..18
-        PATH_SEGMENT@[13; 18)
+        PATH_SEGMENT@13..18
-          COLON2@[13; 15) "::"
+          COLON2@13..15 "::"
-          NAME_REF@[15; 18)
+          NAME_REF@15..18
-            IDENT@[15; 18) "bar"
+            IDENT@15..18 "bar"
-    SEMICOLON@[18; 19) ";"
+    SEMICOLON@18..19 ";"
diff --git a/crates/ra_syntax/test_data/parser/ok/0010_use_path_segments.rast b/crates/ra_syntax/test_data/parser/ok/0010_use_path_segments.rast
index f2689e1ed..07272dc3c 100644
--- a/crates/ra_syntax/test_data/parser/ok/0010_use_path_segments.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0010_use_path_segments.rast
@@ -1,42 +1,42 @@
-SOURCE_FILE@[0; 40)
+SOURCE_FILE@0..40
-  USE_ITEM@[0; 20)
+  USE_ITEM@0..20
-    USE_KW@[0; 3) "use"
+    USE_KW@0..3 "use"
-    WHITESPACE@[3; 4) " "
+    WHITESPACE@3..4 " "
-    USE_TREE@[4; 19)
+    USE_TREE@4..19
-      PATH@[4; 19)
+      PATH@4..19
-        PATH@[4; 14)
+        PATH@4..14
-          PATH@[4; 9)
+          PATH@4..9
-            PATH_SEGMENT@[4; 9)
+            PATH_SEGMENT@4..9
-              COLON2@[4; 6) "::"
+              COLON2@4..6 "::"
-              NAME_REF@[6; 9)
+              NAME_REF@6..9
-                IDENT@[6; 9) "foo"
+                IDENT@6..9 "foo"
-          COLON2@[9; 11) "::"
+          COLON2@9..11 "::"
-          PATH_SEGMENT@[11; 14)
+          PATH_SEGMENT@11..14
-            NAME_REF@[11; 14)
+            NAME_REF@11..14
-              IDENT@[11; 14) "bar"
+              IDENT@11..14 "bar"
-        COLON2@[14; 16) "::"
+        COLON2@14..16 "::"
-        PATH_SEGMENT@[16; 19)
+        PATH_SEGMENT@16..19
-          NAME_REF@[16; 19)
+          NAME_REF@16..19
-            IDENT@[16; 19) "baz"
+            IDENT@16..19 "baz"
-    SEMICOLON@[19; 20) ";"
+    SEMICOLON@19..20 ";"
-  WHITESPACE@[20; 21) "\n"
+  WHITESPACE@20..21 "\n"
-  USE_ITEM@[21; 39)
+  USE_ITEM@21..39
-    USE_KW@[21; 24) "use"
+    USE_KW@21..24 "use"
-    WHITESPACE@[24; 25) " "
+    WHITESPACE@24..25 " "
-    USE_TREE@[25; 38)
+    USE_TREE@25..38
-      PATH@[25; 38)
+      PATH@25..38
-        PATH@[25; 33)
+        PATH@25..33
-          PATH@[25; 28)
+          PATH@25..28
-            PATH_SEGMENT@[25; 28)
+            PATH_SEGMENT@25..28
-              NAME_REF@[25; 28)
+              NAME_REF@25..28
-                IDENT@[25; 28) "foo"
+                IDENT@25..28 "foo"
-          COLON2@[28; 30) "::"
+          COLON2@28..30 "::"
-          PATH_SEGMENT@[30; 33)
+          PATH_SEGMENT@30..33
-            NAME_REF@[30; 33)
+            NAME_REF@30..33
-              IDENT@[30; 33) "bar"
+              IDENT@30..33 "bar"
-        COLON2@[33; 35) "::"
+        COLON2@33..35 "::"
-        PATH_SEGMENT@[35; 38)
+        PATH_SEGMENT@35..38
-          NAME_REF@[35; 38)
+          NAME_REF@35..38
-            IDENT@[35; 38) "baz"
+            IDENT@35..38 "baz"
-    SEMICOLON@[38; 39) ";"
+    SEMICOLON@38..39 ";"
-  WHITESPACE@[39; 40) "\n"
+  WHITESPACE@39..40 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0011_outer_attribute.rast b/crates/ra_syntax/test_data/parser/ok/0011_outer_attribute.rast
index 4426d586a..3919cc78b 100644
--- a/crates/ra_syntax/test_data/parser/ok/0011_outer_attribute.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0011_outer_attribute.rast
@@ -1,58 +1,58 @@
-SOURCE_FILE@[0; 60)
+SOURCE_FILE@0..60
-  FN_DEF@[0; 34)
+  FN_DEF@0..34
-    ATTR@[0; 12)
+    ATTR@0..12
-      POUND@[0; 1) "#"
+      POUND@0..1 "#"
-      L_BRACK@[1; 2) "["
+      L_BRACK@1..2 "["
-      PATH@[2; 5)
+      PATH@2..5
-        PATH_SEGMENT@[2; 5)
+        PATH_SEGMENT@2..5
-          NAME_REF@[2; 5)
+          NAME_REF@2..5
-            IDENT@[2; 5) "cfg"
+            IDENT@2..5 "cfg"
-      TOKEN_TREE@[5; 11)
+      TOKEN_TREE@5..11
-        L_PAREN@[5; 6) "("
+        L_PAREN@5..6 "("
-        IDENT@[6; 10) "test"
+        IDENT@6..10 "test"
-        R_PAREN@[10; 11) ")"
+        R_PAREN@10..11 ")"
-      R_BRACK@[11; 12) "]"
+      R_BRACK@11..12 "]"
-    WHITESPACE@[12; 13) "\n"
+    WHITESPACE@12..13 "\n"
-    ATTR@[13; 22)
+    ATTR@13..22
-      POUND@[13; 14) "#"
+      POUND@13..14 "#"
-      L_BRACK@[14; 15) "["
+      L_BRACK@14..15 "["
-      PATH@[15; 21)
+      PATH@15..21
-        PATH_SEGMENT@[15; 21)
+        PATH_SEGMENT@15..21
-          NAME_REF@[15; 21)
+          NAME_REF@15..21
-            IDENT@[15; 21) "ignore"
+            IDENT@15..21 "ignore"
-      R_BRACK@[21; 22) "]"
+      R_BRACK@21..22 "]"
-    WHITESPACE@[22; 23) "\n"
+    WHITESPACE@22..23 "\n"
-    FN_KW@[23; 25) "fn"
+    FN_KW@23..25 "fn"
-    WHITESPACE@[25; 26) " "
+    WHITESPACE@25..26 " "
-    NAME@[26; 29)
+    NAME@26..29
-      IDENT@[26; 29) "foo"
+      IDENT@26..29 "foo"
-    PARAM_LIST@[29; 31)
+    PARAM_LIST@29..31
-      L_PAREN@[29; 30) "("
+      L_PAREN@29..30 "("
-      R_PAREN@[30; 31) ")"
+      R_PAREN@30..31 ")"
-    WHITESPACE@[31; 32) " "
+    WHITESPACE@31..32 " "
-    BLOCK_EXPR@[32; 34)
+    BLOCK_EXPR@32..34
-      BLOCK@[32; 34)
+      BLOCK@32..34
-        L_CURLY@[32; 33) "{"
+        L_CURLY@32..33 "{"
-        R_CURLY@[33; 34) "}"
+        R_CURLY@33..34 "}"
-  WHITESPACE@[34; 36) "\n\n"
+  WHITESPACE@34..36 "\n\n"
-  MODULE@[36; 59)
+  MODULE@36..59
-    ATTR@[36; 52)
+    ATTR@36..52
-      POUND@[36; 37) "#"
+      POUND@36..37 "#"
-      L_BRACK@[37; 38) "["
+      L_BRACK@37..38 "["
-      PATH@[38; 42)
+      PATH@38..42
-        PATH_SEGMENT@[38; 42)
+        PATH_SEGMENT@38..42
-          NAME_REF@[38; 42)
+          NAME_REF@38..42
-            IDENT@[38; 42) "path"
+            IDENT@38..42 "path"
-      WHITESPACE@[42; 43) " "
+      WHITESPACE@42..43 " "
-      EQ@[43; 44) "="
+      EQ@43..44 "="
-      WHITESPACE@[44; 45) " "
+      WHITESPACE@44..45 " "
-      LITERAL@[45; 51)
+      LITERAL@45..51
-        STRING@[45; 51) "\"a.rs\""
+        STRING@45..51 "\"a.rs\""
-      R_BRACK@[51; 52) "]"
+      R_BRACK@51..52 "]"
-    WHITESPACE@[52; 53) "\n"
+    WHITESPACE@52..53 "\n"
-    MOD_KW@[53; 56) "mod"
+    MOD_KW@53..56 "mod"
-    WHITESPACE@[56; 57) " "
+    WHITESPACE@56..57 " "
-    NAME@[57; 58)
+    NAME@57..58
-      IDENT@[57; 58) "b"
+      IDENT@57..58 "b"
-    SEMICOLON@[58; 59) ";"
+    SEMICOLON@58..59 ";"
-  WHITESPACE@[59; 60) "\n"
+  WHITESPACE@59..60 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0012_visibility.rast b/crates/ra_syntax/test_data/parser/ok/0012_visibility.rast
index c76cf9fe9..750a045ef 100644
--- a/crates/ra_syntax/test_data/parser/ok/0012_visibility.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0012_visibility.rast
@@ -1,107 +1,107 @@
-SOURCE_FILE@[0; 98)
+SOURCE_FILE@0..98
-  FN_DEF@[0; 9)
+  FN_DEF@0..9
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 4)
+    NAME@3..4
-      IDENT@[3; 4) "a"
+      IDENT@3..4 "a"
-    PARAM_LIST@[4; 6)
+    PARAM_LIST@4..6
-      L_PAREN@[4; 5) "("
+      L_PAREN@4..5 "("
-      R_PAREN@[5; 6) ")"
+      R_PAREN@5..6 ")"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    BLOCK_EXPR@[7; 9)
+    BLOCK_EXPR@7..9
-      BLOCK@[7; 9)
+      BLOCK@7..9
-        L_CURLY@[7; 8) "{"
+        L_CURLY@7..8 "{"
-        R_CURLY@[8; 9) "}"
+        R_CURLY@8..9 "}"
-  WHITESPACE@[9; 10) "\n"
+  WHITESPACE@9..10 "\n"
-  FN_DEF@[10; 23)
+  FN_DEF@10..23
-    VISIBILITY@[10; 13)
+    VISIBILITY@10..13
-      PUB_KW@[10; 13) "pub"
+      PUB_KW@10..13 "pub"
-    WHITESPACE@[13; 14) " "
+    WHITESPACE@13..14 " "
-    FN_KW@[14; 16) "fn"
+    FN_KW@14..16 "fn"
-    WHITESPACE@[16; 17) " "
+    WHITESPACE@16..17 " "
-    NAME@[17; 18)
+    NAME@17..18
-      IDENT@[17; 18) "b"
+      IDENT@17..18 "b"
-    PARAM_LIST@[18; 20)
+    PARAM_LIST@18..20
-      L_PAREN@[18; 19) "("
+      L_PAREN@18..19 "("
-      R_PAREN@[19; 20) ")"
+      R_PAREN@19..20 ")"
-    WHITESPACE@[20; 21) " "
+    WHITESPACE@20..21 " "
-    BLOCK_EXPR@[21; 23)
+    BLOCK_EXPR@21..23
-      BLOCK@[21; 23)
+      BLOCK@21..23
-        L_CURLY@[21; 22) "{"
+        L_CURLY@21..22 "{"
-        R_CURLY@[22; 23) "}"
+        R_CURLY@22..23 "}"
-  WHITESPACE@[23; 24) "\n"
+  WHITESPACE@23..24 "\n"
-  FN_DEF@[24; 44)
+  FN_DEF@24..44
-    VISIBILITY@[24; 34)
+    VISIBILITY@24..34
-      PUB_KW@[24; 27) "pub"
+      PUB_KW@24..27 "pub"
-      L_PAREN@[27; 28) "("
+      L_PAREN@27..28 "("
-      CRATE_KW@[28; 33) "crate"
+      CRATE_KW@28..33 "crate"
-      R_PAREN@[33; 34) ")"
+      R_PAREN@33..34 ")"
-    WHITESPACE@[34; 35) " "
+    WHITESPACE@34..35 " "
-    FN_KW@[35; 37) "fn"
+    FN_KW@35..37 "fn"
-    WHITESPACE@[37; 38) " "
+    WHITESPACE@37..38 " "
-    NAME@[38; 39)
+    NAME@38..39
-      IDENT@[38; 39) "c"
+      IDENT@38..39 "c"
-    PARAM_LIST@[39; 41)
+    PARAM_LIST@39..41
-      L_PAREN@[39; 40) "("
+      L_PAREN@39..40 "("
-      R_PAREN@[40; 41) ")"
+      R_PAREN@40..41 ")"
-    WHITESPACE@[41; 42) " "
+    WHITESPACE@41..42 " "
-    BLOCK_EXPR@[42; 44)
+    BLOCK_EXPR@42..44
-      BLOCK@[42; 44)
+      BLOCK@42..44
-        L_CURLY@[42; 43) "{"
+        L_CURLY@42..43 "{"
-        R_CURLY@[43; 44) "}"
+        R_CURLY@43..44 "}"
-  WHITESPACE@[44; 45) "\n"
+  WHITESPACE@44..45 "\n"
-  FN_DEF@[45; 65)
+  FN_DEF@45..65
-    VISIBILITY@[45; 55)
+    VISIBILITY@45..55
-      PUB_KW@[45; 48) "pub"
+      PUB_KW@45..48 "pub"
-      L_PAREN@[48; 49) "("
+      L_PAREN@48..49 "("
-      SUPER_KW@[49; 54) "super"
+      SUPER_KW@49..54 "super"
-      R_PAREN@[54; 55) ")"
+      R_PAREN@54..55 ")"
-    WHITESPACE@[55; 56) " "
+    WHITESPACE@55..56 " "
-    FN_KW@[56; 58) "fn"
+    FN_KW@56..58 "fn"
-    WHITESPACE@[58; 59) " "
+    WHITESPACE@58..59 " "
-    NAME@[59; 60)
+    NAME@59..60
-      IDENT@[59; 60) "d"
+      IDENT@59..60 "d"
-    PARAM_LIST@[60; 62)
+    PARAM_LIST@60..62
-      L_PAREN@[60; 61) "("
+      L_PAREN@60..61 "("
-      R_PAREN@[61; 62) ")"
+      R_PAREN@61..62 ")"
-    WHITESPACE@[62; 63) " "
+    WHITESPACE@62..63 " "
-    BLOCK_EXPR@[63; 65)
+    BLOCK_EXPR@63..65
-      BLOCK@[63; 65)
+      BLOCK@63..65
-        L_CURLY@[63; 64) "{"
+        L_CURLY@63..64 "{"
-        R_CURLY@[64; 65) "}"
+        R_CURLY@64..65 "}"
-  WHITESPACE@[65; 66) "\n"
+  WHITESPACE@65..66 "\n"
-  FN_DEF@[66; 97)
+  FN_DEF@66..97
-    VISIBILITY@[66; 87)
+    VISIBILITY@66..87
-      PUB_KW@[66; 69) "pub"
+      PUB_KW@66..69 "pub"
-      L_PAREN@[69; 70) "("
+      L_PAREN@69..70 "("
-      IN_KW@[70; 72) "in"
+      IN_KW@70..72 "in"
-      WHITESPACE@[72; 73) " "
+      WHITESPACE@72..73 " "
-      PATH@[73; 86)
+      PATH@73..86
-        PATH@[73; 81)
+        PATH@73..81
-          PATH@[73; 76)
+          PATH@73..76
-            PATH_SEGMENT@[73; 76)
+            PATH_SEGMENT@73..76
-              NAME_REF@[73; 76)
+              NAME_REF@73..76
-                IDENT@[73; 76) "foo"
+                IDENT@73..76 "foo"
-          COLON2@[76; 78) "::"
+          COLON2@76..78 "::"
-          PATH_SEGMENT@[78; 81)
+          PATH_SEGMENT@78..81
-            NAME_REF@[78; 81)
+            NAME_REF@78..81
-              IDENT@[78; 81) "bar"
+              IDENT@78..81 "bar"
-        COLON2@[81; 83) "::"
+        COLON2@81..83 "::"
-        PATH_SEGMENT@[83; 86)
+        PATH_SEGMENT@83..86
-          NAME_REF@[83; 86)
+          NAME_REF@83..86
-            IDENT@[83; 86) "baz"
+            IDENT@83..86 "baz"
-      R_PAREN@[86; 87) ")"
+      R_PAREN@86..87 ")"
-    WHITESPACE@[87; 88) " "
+    WHITESPACE@87..88 " "
-    FN_KW@[88; 90) "fn"
+    FN_KW@88..90 "fn"
-    WHITESPACE@[90; 91) " "
+    WHITESPACE@90..91 " "
-    NAME@[91; 92)
+    NAME@91..92
-      IDENT@[91; 92) "e"
+      IDENT@91..92 "e"
-    PARAM_LIST@[92; 94)
+    PARAM_LIST@92..94
-      L_PAREN@[92; 93) "("
+      L_PAREN@92..93 "("
-      R_PAREN@[93; 94) ")"
+      R_PAREN@93..94 ")"
-    WHITESPACE@[94; 95) " "
+    WHITESPACE@94..95 " "
-    BLOCK_EXPR@[95; 97)
+    BLOCK_EXPR@95..97
-      BLOCK@[95; 97)
+      BLOCK@95..97
-        L_CURLY@[95; 96) "{"
+        L_CURLY@95..96 "{"
-        R_CURLY@[96; 97) "}"
+        R_CURLY@96..97 "}"
-  WHITESPACE@[97; 98) "\n"
+  WHITESPACE@97..98 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0013_use_path_self_super.rast b/crates/ra_syntax/test_data/parser/ok/0013_use_path_self_super.rast
index 552cb3daf..a5a90df7b 100644
--- a/crates/ra_syntax/test_data/parser/ok/0013_use_path_self_super.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0013_use_path_self_super.rast
@@ -1,57 +1,57 @@
-SOURCE_FILE@[0; 65)
+SOURCE_FILE@0..65
-  USE_ITEM@[0; 14)
+  USE_ITEM@0..14
-    USE_KW@[0; 3) "use"
+    USE_KW@0..3 "use"
-    WHITESPACE@[3; 4) " "
+    WHITESPACE@3..4 " "
-    USE_TREE@[4; 13)
+    USE_TREE@4..13
-      PATH@[4; 13)
+      PATH@4..13
-        PATH@[4; 8)
+        PATH@4..8
-          PATH_SEGMENT@[4; 8)
+          PATH_SEGMENT@4..8
-            SELF_KW@[4; 8) "self"
+            SELF_KW@4..8 "self"
-        COLON2@[8; 10) "::"
+        COLON2@8..10 "::"
-        PATH_SEGMENT@[10; 13)
+        PATH_SEGMENT@10..13
-          NAME_REF@[10; 13)
+          NAME_REF@10..13
-            IDENT@[10; 13) "foo"
+            IDENT@10..13 "foo"
-    SEMICOLON@[13; 14) ";"
+    SEMICOLON@13..14 ";"
-  WHITESPACE@[14; 15) "\n"
+  WHITESPACE@14..15 "\n"
-  USE_ITEM@[15; 37)
+  USE_ITEM@15..37
-    USE_KW@[15; 18) "use"
+    USE_KW@15..18 "use"
-    WHITESPACE@[18; 19) " "
+    WHITESPACE@18..19 " "
-    USE_TREE@[19; 36)
+    USE_TREE@19..36
-      PATH@[19; 36)
+      PATH@19..36
-        PATH@[19; 31)
+        PATH@19..31
-          PATH@[19; 24)
+          PATH@19..24
-            PATH_SEGMENT@[19; 24)
+            PATH_SEGMENT@19..24
-              SUPER_KW@[19; 24) "super"
+              SUPER_KW@19..24 "super"
-          COLON2@[24; 26) "::"
+          COLON2@24..26 "::"
-          PATH_SEGMENT@[26; 31)
+          PATH_SEGMENT@26..31
-            SUPER_KW@[26; 31) "super"
+            SUPER_KW@26..31 "super"
-        COLON2@[31; 33) "::"
+        COLON2@31..33 "::"
-        PATH_SEGMENT@[33; 36)
+        PATH_SEGMENT@33..36
-          NAME_REF@[33; 36)
+          NAME_REF@33..36
-            IDENT@[33; 36) "bar"
+            IDENT@33..36 "bar"
-    SEMICOLON@[36; 37) ";"
+    SEMICOLON@36..37 ";"
-  WHITESPACE@[37; 38) "\n"
+  WHITESPACE@37..38 "\n"
-  USE_ITEM@[38; 64)
+  USE_ITEM@38..64
-    USE_KW@[38; 41) "use"
+    USE_KW@38..41 "use"
-    WHITESPACE@[41; 42) " "
+    WHITESPACE@41..42 " "
-    USE_TREE@[42; 63)
+    USE_TREE@42..63
-      PATH@[42; 63)
+      PATH@42..63
-        PATH@[42; 58)
+        PATH@42..58
-          PATH@[42; 51)
+          PATH@42..51
-            PATH@[42; 48)
+            PATH@42..48
-              PATH_SEGMENT@[42; 48)
+              PATH_SEGMENT@42..48
-                COLON2@[42; 44) "::"
+                COLON2@42..44 "::"
-                SELF_KW@[44; 48) "self"
+                SELF_KW@44..48 "self"
-            COLON2@[48; 50) "::"
+            COLON2@48..50 "::"
-            PATH_SEGMENT@[50; 51)
+            PATH_SEGMENT@50..51
-              NAME_REF@[50; 51)
+              NAME_REF@50..51
-                IDENT@[50; 51) "a"
+                IDENT@50..51 "a"
-          COLON2@[51; 53) "::"
+          COLON2@51..53 "::"
-          PATH_SEGMENT@[53; 58)
+          PATH_SEGMENT@53..58
-            SUPER_KW@[53; 58) "super"
+            SUPER_KW@53..58 "super"
-        COLON2@[58; 60) "::"
+        COLON2@58..60 "::"
-        PATH_SEGMENT@[60; 63)
+        PATH_SEGMENT@60..63
-          NAME_REF@[60; 63)
+          NAME_REF@60..63
-            IDENT@[60; 63) "bar"
+            IDENT@60..63 "bar"
-    SEMICOLON@[63; 64) ";"
+    SEMICOLON@63..64 ";"
-  WHITESPACE@[64; 65) "\n"
+  WHITESPACE@64..65 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0014_use_tree.rast b/crates/ra_syntax/test_data/parser/ok/0014_use_tree.rast
index 49a68e881..3642c107b 100644
--- a/crates/ra_syntax/test_data/parser/ok/0014_use_tree.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0014_use_tree.rast
@@ -1,95 +1,95 @@
-SOURCE_FILE@[0; 81)
+SOURCE_FILE@0..81
-  USE_ITEM@[0; 6)
+  USE_ITEM@0..6
-    USE_KW@[0; 3) "use"
+    USE_KW@0..3 "use"
-    WHITESPACE@[3; 4) " "
+    WHITESPACE@3..4 " "
-    USE_TREE@[4; 5)
+    USE_TREE@4..5
-      STAR@[4; 5) "*"
+      STAR@4..5 "*"
-    SEMICOLON@[5; 6) ";"
+    SEMICOLON@5..6 ";"
-  WHITESPACE@[6; 7) "\n"
+  WHITESPACE@6..7 "\n"
-  USE_ITEM@[7; 15)
+  USE_ITEM@7..15
-    USE_KW@[7; 10) "use"
+    USE_KW@7..10 "use"
-    WHITESPACE@[10; 11) " "
+    WHITESPACE@10..11 " "
-    USE_TREE@[11; 14)
+    USE_TREE@11..14
-      COLON2@[11; 13) "::"
+      COLON2@11..13 "::"
-      STAR@[13; 14) "*"
+      STAR@13..14 "*"
-    SEMICOLON@[14; 15) ";"
+    SEMICOLON@14..15 ";"
-  WHITESPACE@[15; 16) "\n"
+  WHITESPACE@15..16 "\n"
-  USE_ITEM@[16; 25)
+  USE_ITEM@16..25
-    USE_KW@[16; 19) "use"
+    USE_KW@16..19 "use"
-    WHITESPACE@[19; 20) " "
+    WHITESPACE@19..20 " "
-    USE_TREE@[20; 24)
+    USE_TREE@20..24
-      COLON2@[20; 22) "::"
+      COLON2@20..22 "::"
-      USE_TREE_LIST@[22; 24)
+      USE_TREE_LIST@22..24
-        L_CURLY@[22; 23) "{"
+        L_CURLY@22..23 "{"
-        R_CURLY@[23; 24) "}"
+        R_CURLY@23..24 "}"
-    SEMICOLON@[24; 25) ";"
+    SEMICOLON@24..25 ";"
-  WHITESPACE@[25; 26) "\n"
+  WHITESPACE@25..26 "\n"
-  USE_ITEM@[26; 33)
+  USE_ITEM@26..33
-    USE_KW@[26; 29) "use"
+    USE_KW@26..29 "use"
-    WHITESPACE@[29; 30) " "
+    WHITESPACE@29..30 " "
-    USE_TREE@[30; 32)
+    USE_TREE@30..32
-      USE_TREE_LIST@[30; 32)
+      USE_TREE_LIST@30..32
-        L_CURLY@[30; 31) "{"
+        L_CURLY@30..31 "{"
-        R_CURLY@[31; 32) "}"
+        R_CURLY@31..32 "}"
-    SEMICOLON@[32; 33) ";"
+    SEMICOLON@32..33 ";"
-  WHITESPACE@[33; 34) "\n"
+  WHITESPACE@33..34 "\n"
-  USE_ITEM@[34; 45)
+  USE_ITEM@34..45
-    USE_KW@[34; 37) "use"
+    USE_KW@34..37 "use"
-    WHITESPACE@[37; 38) " "
+    WHITESPACE@37..38 " "
-    USE_TREE@[38; 44)
+    USE_TREE@38..44
-      PATH@[38; 41)
+      PATH@38..41
-        PATH_SEGMENT@[38; 41)
+        PATH_SEGMENT@38..41
-          NAME_REF@[38; 41)
+          NAME_REF@38..41
-            IDENT@[38; 41) "foo"
+            IDENT@38..41 "foo"
-      COLON2@[41; 43) "::"
+      COLON2@41..43 "::"
-      STAR@[43; 44) "*"
+      STAR@43..44 "*"
-    SEMICOLON@[44; 45) ";"
+    SEMICOLON@44..45 ";"
-  WHITESPACE@[45; 46) "\n"
+  WHITESPACE@45..46 "\n"
-  USE_ITEM@[46; 58)
+  USE_ITEM@46..58
-    USE_KW@[46; 49) "use"
+    USE_KW@46..49 "use"
-    WHITESPACE@[49; 50) " "
+    WHITESPACE@49..50 " "
-    USE_TREE@[50; 57)
+    USE_TREE@50..57
-      PATH@[50; 53)
+      PATH@50..53
-        PATH_SEGMENT@[50; 53)
+        PATH_SEGMENT@50..53
-          NAME_REF@[50; 53)
+          NAME_REF@50..53
-            IDENT@[50; 53) "foo"
+            IDENT@50..53 "foo"
-      COLON2@[53; 55) "::"
+      COLON2@53..55 "::"
-      USE_TREE_LIST@[55; 57)
+      USE_TREE_LIST@55..57
-        L_CURLY@[55; 56) "{"
+        L_CURLY@55..56 "{"
-        R_CURLY@[56; 57) "}"
+        R_CURLY@56..57 "}"
-    SEMICOLON@[57; 58) ";"
+    SEMICOLON@57..58 ";"
-  WHITESPACE@[58; 59) "\n"
+  WHITESPACE@58..59 "\n"
-  USE_ITEM@[59; 80)
+  USE_ITEM@59..80
-    USE_KW@[59; 62) "use"
+    USE_KW@59..62 "use"
-    WHITESPACE@[62; 63) " "
+    WHITESPACE@62..63 " "
-    USE_TREE@[63; 79)
+    USE_TREE@63..79
-      PATH@[63; 68)
+      PATH@63..68
-        PATH_SEGMENT@[63; 68)
+        PATH_SEGMENT@63..68
-          COLON2@[63; 65) "::"
+          COLON2@63..65 "::"
-          NAME_REF@[65; 68)
+          NAME_REF@65..68
-            IDENT@[65; 68) "foo"
+            IDENT@65..68 "foo"
-      COLON2@[68; 70) "::"
+      COLON2@68..70 "::"
-      USE_TREE_LIST@[70; 79)
+      USE_TREE_LIST@70..79
-        L_CURLY@[70; 71) "{"
+        L_CURLY@70..71 "{"
-        USE_TREE@[71; 72)
+        USE_TREE@71..72
-          PATH@[71; 72)
+          PATH@71..72
-            PATH_SEGMENT@[71; 72)
+            PATH_SEGMENT@71..72
-              NAME_REF@[71; 72)
+              NAME_REF@71..72
-                IDENT@[71; 72) "a"
+                IDENT@71..72 "a"
-        COMMA@[72; 73) ","
+        COMMA@72..73 ","
-        WHITESPACE@[73; 74) " "
+        WHITESPACE@73..74 " "
-        USE_TREE@[74; 75)
+        USE_TREE@74..75
-          PATH@[74; 75)
+          PATH@74..75
-            PATH_SEGMENT@[74; 75)
+            PATH_SEGMENT@74..75
-              NAME_REF@[74; 75)
+              NAME_REF@74..75
-                IDENT@[74; 75) "b"
+                IDENT@74..75 "b"
-        COMMA@[75; 76) ","
+        COMMA@75..76 ","
-        WHITESPACE@[76; 77) " "
+        WHITESPACE@76..77 " "
-        USE_TREE@[77; 78)
+        USE_TREE@77..78
-          PATH@[77; 78)
+          PATH@77..78
-            PATH_SEGMENT@[77; 78)
+            PATH_SEGMENT@77..78
-              NAME_REF@[77; 78)
+              NAME_REF@77..78
-                IDENT@[77; 78) "c"
+                IDENT@77..78 "c"
-        R_CURLY@[78; 79) "}"
+        R_CURLY@78..79 "}"
-    SEMICOLON@[79; 80) ";"
+    SEMICOLON@79..80 ";"
-  WHITESPACE@[80; 81) "\n"
+  WHITESPACE@80..81 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0015_use_tree.rast b/crates/ra_syntax/test_data/parser/ok/0015_use_tree.rast
index 719ac98ef..09e0050f0 100644
--- a/crates/ra_syntax/test_data/parser/ok/0015_use_tree.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0015_use_tree.rast
@@ -1,65 +1,65 @@
-SOURCE_FILE@[0; 55)
+SOURCE_FILE@0..55
-  USE_ITEM@[0; 15)
+  USE_ITEM@0..15
-    USE_KW@[0; 3) "use"
+    USE_KW@0..3 "use"
-    WHITESPACE@[3; 4) " "
+    WHITESPACE@3..4 " "
-    USE_TREE@[4; 14)
+    USE_TREE@4..14
-      PATH@[4; 7)
+      PATH@4..7
-        PATH_SEGMENT@[4; 7)
+        PATH_SEGMENT@4..7
-          NAME_REF@[4; 7)
+          NAME_REF@4..7
-            IDENT@[4; 7) "foo"
+            IDENT@4..7 "foo"
-      WHITESPACE@[7; 8) " "
+      WHITESPACE@7..8 " "
-      ALIAS@[8; 14)
+      ALIAS@8..14
-        AS_KW@[8; 10) "as"
+        AS_KW@8..10 "as"
-        WHITESPACE@[10; 11) " "
+        WHITESPACE@10..11 " "
-        NAME@[11; 14)
+        NAME@11..14
-          IDENT@[11; 14) "bar"
+          IDENT@11..14 "bar"
-    SEMICOLON@[14; 15) ";"
+    SEMICOLON@14..15 ";"
-  WHITESPACE@[15; 16) "\n"
+  WHITESPACE@15..16 "\n"
-  USE_ITEM@[16; 54)
+  USE_ITEM@16..54
-    USE_KW@[16; 19) "use"
+    USE_KW@16..19 "use"
-    WHITESPACE@[19; 20) " "
+    WHITESPACE@19..20 " "
-    USE_TREE@[20; 53)
+    USE_TREE@20..53
-      PATH@[20; 23)
+      PATH@20..23
-        PATH_SEGMENT@[20; 23)
+        PATH_SEGMENT@20..23
-          NAME_REF@[20; 23)
+          NAME_REF@20..23
-            IDENT@[20; 23) "foo"
+            IDENT@20..23 "foo"
-      COLON2@[23; 25) "::"
+      COLON2@23..25 "::"
-      USE_TREE_LIST@[25; 53)
+      USE_TREE_LIST@25..53
-        L_CURLY@[25; 26) "{"
+        L_CURLY@25..26 "{"
-        USE_TREE@[26; 32)
+        USE_TREE@26..32
-          PATH@[26; 27)
+          PATH@26..27
-            PATH_SEGMENT@[26; 27)
+            PATH_SEGMENT@26..27
-              NAME_REF@[26; 27)
+              NAME_REF@26..27
-                IDENT@[26; 27) "a"
+                IDENT@26..27 "a"
-          WHITESPACE@[27; 28) " "
+          WHITESPACE@27..28 " "
-          ALIAS@[28; 32)
+          ALIAS@28..32
-            AS_KW@[28; 30) "as"
+            AS_KW@28..30 "as"
-            WHITESPACE@[30; 31) " "
+            WHITESPACE@30..31 " "
-            NAME@[31; 32)
+            NAME@31..32
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diff --git a/crates/ra_syntax/test_data/parser/ok/0016_struct_flavors.rast b/crates/ra_syntax/test_data/parser/ok/0016_struct_flavors.rast
index f4739451e..95656d19b 100644
--- a/crates/ra_syntax/test_data/parser/ok/0016_struct_flavors.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0016_struct_flavors.rast
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diff --git a/crates/ra_syntax/test_data/parser/ok/0017_attr_trailing_comma.rast b/crates/ra_syntax/test_data/parser/ok/0017_attr_trailing_comma.rast
index 1d65b0d6e..b5747aacd 100644
--- a/crates/ra_syntax/test_data/parser/ok/0017_attr_trailing_comma.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0017_attr_trailing_comma.rast
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diff --git a/crates/ra_syntax/test_data/parser/ok/0018_struct_type_params.rast b/crates/ra_syntax/test_data/parser/ok/0018_struct_type_params.rast
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diff --git a/crates/ra_syntax/test_data/parser/ok/0019_enums.rast b/crates/ra_syntax/test_data/parser/ok/0019_enums.rast
index 9d4a47a51..f767e9e19 100644
--- a/crates/ra_syntax/test_data/parser/ok/0019_enums.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0019_enums.rast
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-      WHITESPACE@[179; 180) "\n"
+      WHITESPACE@179..180 "\n"
-      R_CURLY@[180; 181) "}"
+      R_CURLY@180..181 "}"
-  WHITESPACE@[181; 182) "\n"
+  WHITESPACE@181..182 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0020_type_param_bounds.rast b/crates/ra_syntax/test_data/parser/ok/0020_type_param_bounds.rast
index edacc4bd9..4fb4baf56 100644
--- a/crates/ra_syntax/test_data/parser/ok/0020_type_param_bounds.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0020_type_param_bounds.rast
@@ -1,268 +1,268 @@
-SOURCE_FILE@[0; 250)
+SOURCE_FILE@0..250
-  STRUCT_DEF@[0; 12)
+  STRUCT_DEF@0..12
-    STRUCT_KW@[0; 6) "struct"
+    STRUCT_KW@0..6 "struct"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    NAME@[7; 8)
+    NAME@7..8
-      IDENT@[7; 8) "A"
+      IDENT@7..8 "A"
-    TYPE_PARAM_LIST@[8; 11)
+    TYPE_PARAM_LIST@8..11
-      L_ANGLE@[8; 9) "<"
+      L_ANGLE@8..9 "<"
-      TYPE_PARAM@[9; 10)
+      TYPE_PARAM@9..10
-        NAME@[9; 10)
+        NAME@9..10
-          IDENT@[9; 10) "T"
+          IDENT@9..10 "T"
-      R_ANGLE@[10; 11) ">"
+      R_ANGLE@10..11 ">"
-    SEMICOLON@[11; 12) ";"
+    SEMICOLON@11..12 ";"
-  WHITESPACE@[12; 13) "\n"
+  WHITESPACE@12..13 "\n"
-  STRUCT_DEF@[13; 26)
+  STRUCT_DEF@13..26
-    STRUCT_KW@[13; 19) "struct"
+    STRUCT_KW@13..19 "struct"
-    WHITESPACE@[19; 20) " "
+    WHITESPACE@19..20 " "
-    NAME@[20; 21)
+    NAME@20..21
-      IDENT@[20; 21) "B"
+      IDENT@20..21 "B"
-    TYPE_PARAM_LIST@[21; 25)
+    TYPE_PARAM_LIST@21..25
-      L_ANGLE@[21; 22) "<"
+      L_ANGLE@21..22 "<"
-      TYPE_PARAM@[22; 24)
+      TYPE_PARAM@22..24
-        NAME@[22; 23)
+        NAME@22..23
-          IDENT@[22; 23) "T"
+          IDENT@22..23 "T"
-        COLON@[23; 24) ":"
+        COLON@23..24 ":"
-        TYPE_BOUND_LIST@[24; 24)
+        TYPE_BOUND_LIST@24..24
-      R_ANGLE@[24; 25) ">"
+      R_ANGLE@24..25 ">"
-    SEMICOLON@[25; 26) ";"
+    SEMICOLON@25..26 ";"
-  WHITESPACE@[26; 27) "\n"
+  WHITESPACE@26..27 "\n"
-  STRUCT_DEF@[27; 43)
+  STRUCT_DEF@27..43
-    STRUCT_KW@[27; 33) "struct"
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-    NAME@[34; 35)
+    NAME@34..35
-      IDENT@[34; 35) "C"
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-    TYPE_PARAM_LIST@[35; 42)
+    TYPE_PARAM_LIST@35..42
-      L_ANGLE@[35; 36) "<"
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-      TYPE_PARAM@[36; 41)
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-        NAME@[36; 37)
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-          IDENT@[36; 37) "T"
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+        COLON@37..38 ":"
-        WHITESPACE@[38; 39) " "
+        WHITESPACE@38..39 " "
-        TYPE_BOUND_LIST@[39; 41)
+        TYPE_BOUND_LIST@39..41
-          TYPE_BOUND@[39; 41)
+          TYPE_BOUND@39..41
-            LIFETIME@[39; 41) "\'a"
+            LIFETIME@39..41 "\'a"
-      R_ANGLE@[41; 42) ">"
+      R_ANGLE@41..42 ">"
-    SEMICOLON@[42; 43) ";"
+    SEMICOLON@42..43 ";"
-  WHITESPACE@[43; 44) "\n"
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-  STRUCT_DEF@[44; 63)
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-    STRUCT_KW@[44; 50) "struct"
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-    WHITESPACE@[50; 51) " "
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-    NAME@[51; 52)
+    NAME@51..52
-      IDENT@[51; 52) "D"
+      IDENT@51..52 "D"
-    TYPE_PARAM_LIST@[52; 62)
+    TYPE_PARAM_LIST@52..62
-      L_ANGLE@[52; 53) "<"
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-      TYPE_PARAM@[53; 60)
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-        NAME@[53; 54)
+        NAME@53..54
-          IDENT@[53; 54) "T"
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-        WHITESPACE@[55; 56) " "
+        WHITESPACE@55..56 " "
-        TYPE_BOUND_LIST@[56; 60)
+        TYPE_BOUND_LIST@56..60
-          TYPE_BOUND@[56; 58)
+          TYPE_BOUND@56..58
-            LIFETIME@[56; 58) "\'a"
+            LIFETIME@56..58 "\'a"
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-  STRUCT_DEF@[64; 86)
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-    STRUCT_KW@[64; 70) "struct"
+    STRUCT_KW@64..70 "struct"
-    WHITESPACE@[70; 71) " "
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-    NAME@[71; 72)
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-      IDENT@[71; 72) "E"
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-    TYPE_PARAM_LIST@[72; 85)
+    TYPE_PARAM_LIST@72..85
-      L_ANGLE@[72; 73) "<"
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-        NAME@[73; 74)
+        NAME@73..74
-          IDENT@[73; 74) "T"
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+        COLON@74..75 ":"
-        WHITESPACE@[75; 76) " "
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-        TYPE_BOUND_LIST@[76; 83)
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-          TYPE_BOUND@[76; 78)
+          TYPE_BOUND@76..78
-            LIFETIME@[76; 78) "\'a"
+            LIFETIME@76..78 "\'a"
-          WHITESPACE@[78; 79) " "
+          WHITESPACE@78..79 " "
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+          PLUS@79..80 "+"
-          WHITESPACE@[80; 81) " "
+          WHITESPACE@80..81 " "
-          TYPE_BOUND@[81; 83)
+          TYPE_BOUND@81..83
-            LIFETIME@[81; 83) "\'d"
+            LIFETIME@81..83 "\'d"
-      WHITESPACE@[83; 84) " "
+      WHITESPACE@83..84 " "
-      R_ANGLE@[84; 85) ">"
+      R_ANGLE@84..85 ">"
-    SEMICOLON@[85; 86) ";"
+    SEMICOLON@85..86 ";"
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-    NAME@[94; 95)
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-      IDENT@[94; 95) "F"
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+    TYPE_PARAM_LIST@95..115
-      L_ANGLE@[95; 96) "<"
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-        NAME@[96; 97)
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-          IDENT@[96; 97) "T"
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-        WHITESPACE@[98; 99) " "
+        WHITESPACE@98..99 " "
-        TYPE_BOUND_LIST@[99; 114)
+        TYPE_BOUND_LIST@99..114
-          TYPE_BOUND@[99; 101)
+          TYPE_BOUND@99..101
-            LIFETIME@[99; 101) "\'a"
+            LIFETIME@99..101 "\'a"
-          WHITESPACE@[101; 102) " "
+          WHITESPACE@101..102 " "
-          PLUS@[102; 103) "+"
+          PLUS@102..103 "+"
-          WHITESPACE@[103; 104) " "
+          WHITESPACE@103..104 " "
-          TYPE_BOUND@[104; 106)
+          TYPE_BOUND@104..106
-            LIFETIME@[104; 106) "\'d"
+            LIFETIME@104..106 "\'d"
-          WHITESPACE@[106; 107) " "
+          WHITESPACE@106..107 " "
-          PLUS@[107; 108) "+"
+          PLUS@107..108 "+"
-          WHITESPACE@[108; 109) " "
+          WHITESPACE@108..109 " "
-          TYPE_BOUND@[109; 114)
+          TYPE_BOUND@109..114
-            PATH_TYPE@[109; 114)
+            PATH_TYPE@109..114
-              PATH@[109; 114)
+              PATH@109..114
-                PATH_SEGMENT@[109; 114)
+                PATH_SEGMENT@109..114
-                  NAME_REF@[109; 114)
+                  NAME_REF@109..114
-                    IDENT@[109; 114) "Clone"
+                    IDENT@109..114 "Clone"
-      R_ANGLE@[114; 115) ">"
+      R_ANGLE@114..115 ">"
-    SEMICOLON@[115; 116) ";"
+    SEMICOLON@115..116 ";"
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+  WHITESPACE@116..117 "\n"
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+  STRUCT_DEF@117..143
-    STRUCT_KW@[117; 123) "struct"
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+    WHITESPACE@123..124 " "
-    NAME@[124; 125)
+    NAME@124..125
-      IDENT@[124; 125) "G"
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-      L_ANGLE@[125; 126) "<"
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-        NAME@[126; 127)
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-          IDENT@[126; 127) "T"
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-                  NAME_REF@[129; 134)
+                  NAME_REF@129..134
-                    IDENT@[129; 134) "Clone"
+                    IDENT@129..134 "Clone"
-          WHITESPACE@[134; 135) " "
+          WHITESPACE@134..135 " "
-          PLUS@[135; 136) "+"
+          PLUS@135..136 "+"
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+  STRUCT_DEF@144..180
-    STRUCT_KW@[144; 150) "struct"
+    STRUCT_KW@144..150 "struct"
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-    NAME@[151; 152)
+    NAME@151..152
-      IDENT@[151; 152) "H"
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+    TYPE_PARAM_LIST@152..179
-      L_ANGLE@[152; 153) "<"
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-              PATH@[156; 161)
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+                PATH_SEGMENT@156..161
-                  COLON2@[156; 158) "::"
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-                  NAME_REF@[158; 161)
+                  NAME_REF@158..161
-                    IDENT@[158; 161) "Foo"
+                    IDENT@158..161 "Foo"
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+          PLUS@162..163 "+"
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+          TYPE_BOUND@164..173
-            PATH_TYPE@[164; 173)
+            PATH_TYPE@164..173
-              PATH@[164; 173)
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-                PATH@[164; 168)
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-                    SELF_KW@[164; 168) "self"
+                    SELF_KW@164..168 "self"
-                COLON2@[168; 170) "::"
+                COLON2@168..170 "::"
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+                PATH_SEGMENT@170..173
-                  NAME_REF@[170; 173)
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-                    IDENT@[170; 173) "Bar"
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-    STRUCT_KW@[181; 187) "struct"
+    STRUCT_KW@181..187 "struct"
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-      L_ANGLE@[189; 190) "<"
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-        NAME@[190; 191)
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-        LIFETIME@[217; 219) "\'d"
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-        WHITESPACE@[223; 224) " "
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-        PLUS@[224; 225) "+"
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-        NAME@[230; 231)
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-            LIFETIME@[233; 235) "\'a"
+            LIFETIME@233..235 "\'a"
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-          WHITESPACE@[237; 238) " "
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+          TYPE_BOUND@238..240
-            LIFETIME@[238; 240) "\'d"
+            LIFETIME@238..240 "\'d"
-          WHITESPACE@[240; 241) " "
+          WHITESPACE@240..241 " "
-          PLUS@[241; 242) "+"
+          PLUS@241..242 "+"
-          WHITESPACE@[242; 243) " "
+          WHITESPACE@242..243 " "
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+          TYPE_BOUND@243..248
-            PATH_TYPE@[243; 248)
+            PATH_TYPE@243..248
-              PATH@[243; 248)
+              PATH@243..248
-                PATH_SEGMENT@[243; 248)
+                PATH_SEGMENT@243..248
-                  NAME_REF@[243; 248)
+                  NAME_REF@243..248
-                    IDENT@[243; 248) "Clone"
+                    IDENT@243..248 "Clone"
-      R_ANGLE@[248; 249) ">"
+      R_ANGLE@248..249 ">"
-    SEMICOLON@[249; 250) ";"
+    SEMICOLON@249..250 ";"
diff --git a/crates/ra_syntax/test_data/parser/ok/0021_extern_fn.rast b/crates/ra_syntax/test_data/parser/ok/0021_extern_fn.rast
index 974fb9c44..643a1d16c 100644
--- a/crates/ra_syntax/test_data/parser/ok/0021_extern_fn.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0021_extern_fn.rast
@@ -1,59 +1,59 @@
-SOURCE_FILE@[0; 71)
+SOURCE_FILE@0..71
-  FN_DEF@[0; 19)
+  FN_DEF@0..19
-    ABI@[0; 6)
+    ABI@0..6
-      EXTERN_KW@[0; 6) "extern"
+      EXTERN_KW@0..6 "extern"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    FN_KW@[7; 9) "fn"
+    FN_KW@7..9 "fn"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    NAME@[10; 13)
+    NAME@10..13
-      IDENT@[10; 13) "foo"
+      IDENT@10..13 "foo"
-    PARAM_LIST@[13; 15)
+    PARAM_LIST@13..15
-      L_PAREN@[13; 14) "("
+      L_PAREN@13..14 "("
-      R_PAREN@[14; 15) ")"
+      R_PAREN@14..15 ")"
-    WHITESPACE@[15; 16) " "
+    WHITESPACE@15..16 " "
-    BLOCK_EXPR@[16; 19)
+    BLOCK_EXPR@16..19
-      BLOCK@[16; 19)
+      BLOCK@16..19
-        L_CURLY@[16; 17) "{"
+        L_CURLY@16..17 "{"
-        WHITESPACE@[17; 18) "\n"
+        WHITESPACE@17..18 "\n"
-        R_CURLY@[18; 19) "}"
+        R_CURLY@18..19 "}"
-  WHITESPACE@[19; 21) "\n\n"
+  WHITESPACE@19..21 "\n\n"
-  FN_DEF@[21; 44)
+  FN_DEF@21..44
-    ABI@[21; 31)
+    ABI@21..31
-      EXTERN_KW@[21; 27) "extern"
+      EXTERN_KW@21..27 "extern"
-      WHITESPACE@[27; 28) " "
+      WHITESPACE@27..28 " "
-      STRING@[28; 31) "\"C\""
+      STRING@28..31 "\"C\""
-    WHITESPACE@[31; 32) " "
+    WHITESPACE@31..32 " "
-    FN_KW@[32; 34) "fn"
+    FN_KW@32..34 "fn"
-    WHITESPACE@[34; 35) " "
+    WHITESPACE@34..35 " "
-    NAME@[35; 38)
+    NAME@35..38
-      IDENT@[35; 38) "bar"
+      IDENT@35..38 "bar"
-    PARAM_LIST@[38; 40)
+    PARAM_LIST@38..40
-      L_PAREN@[38; 39) "("
+      L_PAREN@38..39 "("
-      R_PAREN@[39; 40) ")"
+      R_PAREN@39..40 ")"
-    WHITESPACE@[40; 41) " "
+    WHITESPACE@40..41 " "
-    BLOCK_EXPR@[41; 44)
+    BLOCK_EXPR@41..44
-      BLOCK@[41; 44)
+      BLOCK@41..44
-        L_CURLY@[41; 42) "{"
+        L_CURLY@41..42 "{"
-        WHITESPACE@[42; 43) "\n"
+        WHITESPACE@42..43 "\n"
-        R_CURLY@[43; 44) "}"
+        R_CURLY@43..44 "}"
-  WHITESPACE@[44; 46) "\n\n"
+  WHITESPACE@44..46 "\n\n"
-  FN_DEF@[46; 70)
+  FN_DEF@46..70
-    ABI@[46; 57)
+    ABI@46..57
-      EXTERN_KW@[46; 52) "extern"
+      EXTERN_KW@46..52 "extern"
-      WHITESPACE@[52; 53) " "
+      WHITESPACE@52..53 " "
-      RAW_STRING@[53; 57) "r\"D\""
+      RAW_STRING@53..57 "r\"D\""
-    WHITESPACE@[57; 58) " "
+    WHITESPACE@57..58 " "
-    FN_KW@[58; 60) "fn"
+    FN_KW@58..60 "fn"
-    WHITESPACE@[60; 61) " "
+    WHITESPACE@60..61 " "
-    NAME@[61; 64)
+    NAME@61..64
-      IDENT@[61; 64) "baz"
+      IDENT@61..64 "baz"
-    PARAM_LIST@[64; 66)
+    PARAM_LIST@64..66
-      L_PAREN@[64; 65) "("
+      L_PAREN@64..65 "("
-      R_PAREN@[65; 66) ")"
+      R_PAREN@65..66 ")"
-    WHITESPACE@[66; 67) " "
+    WHITESPACE@66..67 " "
-    BLOCK_EXPR@[67; 70)
+    BLOCK_EXPR@67..70
-      BLOCK@[67; 70)
+      BLOCK@67..70
-        L_CURLY@[67; 68) "{"
+        L_CURLY@67..68 "{"
-        WHITESPACE@[68; 69) "\n"
+        WHITESPACE@68..69 "\n"
-        R_CURLY@[69; 70) "}"
+        R_CURLY@69..70 "}"
-  WHITESPACE@[70; 71) "\n"
+  WHITESPACE@70..71 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0022_empty_extern_block.rast b/crates/ra_syntax/test_data/parser/ok/0022_empty_extern_block.rast
index bbbd95fd9..26abae3b2 100644
--- a/crates/ra_syntax/test_data/parser/ok/0022_empty_extern_block.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0022_empty_extern_block.rast
@@ -1,21 +1,21 @@
-SOURCE_FILE@[0; 27)
+SOURCE_FILE@0..27
-  EXTERN_BLOCK@[0; 10)
+  EXTERN_BLOCK@0..10
-    ABI@[0; 6)
+    ABI@0..6
-      EXTERN_KW@[0; 6) "extern"
+      EXTERN_KW@0..6 "extern"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    EXTERN_ITEM_LIST@[7; 10)
+    EXTERN_ITEM_LIST@7..10
-      L_CURLY@[7; 8) "{"
+      L_CURLY@7..8 "{"
-      WHITESPACE@[8; 9) "\n"
+      WHITESPACE@8..9 "\n"
-      R_CURLY@[9; 10) "}"
+      R_CURLY@9..10 "}"
-  WHITESPACE@[10; 12) "\n\n"
+  WHITESPACE@10..12 "\n\n"
-  EXTERN_BLOCK@[12; 26)
+  EXTERN_BLOCK@12..26
-    ABI@[12; 22)
+    ABI@12..22
-      EXTERN_KW@[12; 18) "extern"
+      EXTERN_KW@12..18 "extern"
-      WHITESPACE@[18; 19) " "
+      WHITESPACE@18..19 " "
-      STRING@[19; 22) "\"C\""
+      STRING@19..22 "\"C\""
-    WHITESPACE@[22; 23) " "
+    WHITESPACE@22..23 " "
-    EXTERN_ITEM_LIST@[23; 26)
+    EXTERN_ITEM_LIST@23..26
-      L_CURLY@[23; 24) "{"
+      L_CURLY@23..24 "{"
-      WHITESPACE@[24; 25) "\n"
+      WHITESPACE@24..25 "\n"
-      R_CURLY@[25; 26) "}"
+      R_CURLY@25..26 "}"
-  WHITESPACE@[26; 27) "\n"
+  WHITESPACE@26..27 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0023_static_items.rast b/crates/ra_syntax/test_data/parser/ok/0023_static_items.rast
index dadf24fa6..97d90dc75 100644
--- a/crates/ra_syntax/test_data/parser/ok/0023_static_items.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0023_static_items.rast
@@ -1,41 +1,41 @@
-SOURCE_FILE@[0; 47)
+SOURCE_FILE@0..47
-  STATIC_DEF@[0; 20)
+  STATIC_DEF@0..20
-    STATIC_KW@[0; 6) "static"
+    STATIC_KW@0..6 "static"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    NAME@[7; 10)
+    NAME@7..10
-      IDENT@[7; 10) "FOO"
+      IDENT@7..10 "FOO"
-    COLON@[10; 11) ":"
+    COLON@10..11 ":"
-    WHITESPACE@[11; 12) " "
+    WHITESPACE@11..12 " "
-    PATH_TYPE@[12; 15)
+    PATH_TYPE@12..15
-      PATH@[12; 15)
+      PATH@12..15
-        PATH_SEGMENT@[12; 15)
+        PATH_SEGMENT@12..15
-          NAME_REF@[12; 15)
+          NAME_REF@12..15
-            IDENT@[12; 15) "u32"
+            IDENT@12..15 "u32"
-    WHITESPACE@[15; 16) " "
+    WHITESPACE@15..16 " "
-    EQ@[16; 17) "="
+    EQ@16..17 "="
-    WHITESPACE@[17; 18) " "
+    WHITESPACE@17..18 " "
-    LITERAL@[18; 19)
+    LITERAL@18..19
-      INT_NUMBER@[18; 19) "1"
+      INT_NUMBER@18..19 "1"
-    SEMICOLON@[19; 20) ";"
+    SEMICOLON@19..20 ";"
-  WHITESPACE@[20; 21) "\n"
+  WHITESPACE@20..21 "\n"
-  STATIC_DEF@[21; 46)
+  STATIC_DEF@21..46
-    STATIC_KW@[21; 27) "static"
+    STATIC_KW@21..27 "static"
-    WHITESPACE@[27; 28) " "
+    WHITESPACE@27..28 " "
-    MUT_KW@[28; 31) "mut"
+    MUT_KW@28..31 "mut"
-    WHITESPACE@[31; 32) " "
+    WHITESPACE@31..32 " "
-    NAME@[32; 35)
+    NAME@32..35
-      IDENT@[32; 35) "BAR"
+      IDENT@32..35 "BAR"
-    COLON@[35; 36) ":"
+    COLON@35..36 ":"
-    WHITESPACE@[36; 37) " "
+    WHITESPACE@36..37 " "
-    PATH_TYPE@[37; 40)
+    PATH_TYPE@37..40
-      PATH@[37; 40)
+      PATH@37..40
-        PATH_SEGMENT@[37; 40)
+        PATH_SEGMENT@37..40
-          NAME_REF@[37; 40)
+          NAME_REF@37..40
-            IDENT@[37; 40) "i32"
+            IDENT@37..40 "i32"
-    WHITESPACE@[40; 41) " "
+    WHITESPACE@40..41 " "
-    EQ@[41; 42) "="
+    EQ@41..42 "="
-    WHITESPACE@[42; 43) " "
+    WHITESPACE@42..43 " "
-    LITERAL@[43; 45)
+    LITERAL@43..45
-      INT_NUMBER@[43; 45) "92"
+      INT_NUMBER@43..45 "92"
-    SEMICOLON@[45; 46) ";"
+    SEMICOLON@45..46 ";"
-  WHITESPACE@[46; 47) "\n"
+  WHITESPACE@46..47 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0024_const_item.rast b/crates/ra_syntax/test_data/parser/ok/0024_const_item.rast
index 262e31f7f..d241f034c 100644
--- a/crates/ra_syntax/test_data/parser/ok/0024_const_item.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0024_const_item.rast
@@ -1,59 +1,59 @@
-SOURCE_FILE@[0; 64)
+SOURCE_FILE@0..64
-  CONST_DEF@[0; 17)
+  CONST_DEF@0..17
-    CONST_KW@[0; 5) "const"
+    CONST_KW@0..5 "const"
-    WHITESPACE@[5; 6) " "
+    WHITESPACE@5..6 " "
-    UNDERSCORE@[6; 7) "_"
+    UNDERSCORE@6..7 "_"
-    COLON@[7; 8) ":"
+    COLON@7..8 ":"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    PATH_TYPE@[9; 12)
+    PATH_TYPE@9..12
-      PATH@[9; 12)
+      PATH@9..12
-        PATH_SEGMENT@[9; 12)
+        PATH_SEGMENT@9..12
-          NAME_REF@[9; 12)
+          NAME_REF@9..12
-            IDENT@[9; 12) "u32"
+            IDENT@9..12 "u32"
-    WHITESPACE@[12; 13) " "
+    WHITESPACE@12..13 " "
-    EQ@[13; 14) "="
+    EQ@13..14 "="
-    WHITESPACE@[14; 15) " "
+    WHITESPACE@14..15 " "
-    LITERAL@[15; 16)
+    LITERAL@15..16
-      INT_NUMBER@[15; 16) "0"
+      INT_NUMBER@15..16 "0"
-    SEMICOLON@[16; 17) ";"
+    SEMICOLON@16..17 ";"
-  WHITESPACE@[17; 18) "\n"
+  WHITESPACE@17..18 "\n"
-  CONST_DEF@[18; 38)
+  CONST_DEF@18..38
-    CONST_KW@[18; 23) "const"
+    CONST_KW@18..23 "const"
-    WHITESPACE@[23; 24) " "
+    WHITESPACE@23..24 " "
-    NAME@[24; 27)
+    NAME@24..27
-      IDENT@[24; 27) "FOO"
+      IDENT@24..27 "FOO"
-    COLON@[27; 28) ":"
+    COLON@27..28 ":"
-    WHITESPACE@[28; 29) " "
+    WHITESPACE@28..29 " "
-    PATH_TYPE@[29; 32)
+    PATH_TYPE@29..32
-      PATH@[29; 32)
+      PATH@29..32
-        PATH_SEGMENT@[29; 32)
+        PATH_SEGMENT@29..32
-          NAME_REF@[29; 32)
+          NAME_REF@29..32
-            IDENT@[29; 32) "u32"
+            IDENT@29..32 "u32"
-    WHITESPACE@[32; 33) " "
+    WHITESPACE@32..33 " "
-    EQ@[33; 34) "="
+    EQ@33..34 "="
-    WHITESPACE@[34; 35) " "
+    WHITESPACE@34..35 " "
-    LITERAL@[35; 37)
+    LITERAL@35..37
-      INT_NUMBER@[35; 37) "92"
+      INT_NUMBER@35..37 "92"
-    SEMICOLON@[37; 38) ";"
+    SEMICOLON@37..38 ";"
-  WHITESPACE@[38; 39) "\n"
+  WHITESPACE@38..39 "\n"
-  CONST_DEF@[39; 63)
+  CONST_DEF@39..63
-    CONST_KW@[39; 44) "const"
+    CONST_KW@39..44 "const"
-    WHITESPACE@[44; 45) " "
+    WHITESPACE@44..45 " "
-    MUT_KW@[45; 48) "mut"
+    MUT_KW@45..48 "mut"
-    WHITESPACE@[48; 49) " "
+    WHITESPACE@48..49 " "
-    NAME@[49; 52)
+    NAME@49..52
-      IDENT@[49; 52) "BAR"
+      IDENT@49..52 "BAR"
-    COLON@[52; 53) ":"
+    COLON@52..53 ":"
-    WHITESPACE@[53; 54) " "
+    WHITESPACE@53..54 " "
-    PATH_TYPE@[54; 57)
+    PATH_TYPE@54..57
-      PATH@[54; 57)
+      PATH@54..57
-        PATH_SEGMENT@[54; 57)
+        PATH_SEGMENT@54..57
-          NAME_REF@[54; 57)
+          NAME_REF@54..57
-            IDENT@[54; 57) "u32"
+            IDENT@54..57 "u32"
-    WHITESPACE@[57; 58) " "
+    WHITESPACE@57..58 " "
-    EQ@[58; 59) "="
+    EQ@58..59 "="
-    WHITESPACE@[59; 60) " "
+    WHITESPACE@59..60 " "
-    LITERAL@[60; 62)
+    LITERAL@60..62
-      INT_NUMBER@[60; 62) "62"
+      INT_NUMBER@60..62 "62"
-    SEMICOLON@[62; 63) ";"
+    SEMICOLON@62..63 ";"
-  WHITESPACE@[63; 64) "\n"
+  WHITESPACE@63..64 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0025_extern_fn_in_block.rast b/crates/ra_syntax/test_data/parser/ok/0025_extern_fn_in_block.rast
index f5a7a1a5a..60af55837 100644
--- a/crates/ra_syntax/test_data/parser/ok/0025_extern_fn_in_block.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0025_extern_fn_in_block.rast
@@ -1,33 +1,33 @@
-SOURCE_FILE@[0; 35)
+SOURCE_FILE@0..35
-  FN_DEF@[0; 34)
+  FN_DEF@0..34
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 34)
+    BLOCK_EXPR@10..34
-      BLOCK@[10; 34)
+      BLOCK@10..34
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        FN_DEF@[16; 32)
+        FN_DEF@16..32
-          ABI@[16; 22)
+          ABI@16..22
-            EXTERN_KW@[16; 22) "extern"
+            EXTERN_KW@16..22 "extern"
-          WHITESPACE@[22; 23) " "
+          WHITESPACE@22..23 " "
-          FN_KW@[23; 25) "fn"
+          FN_KW@23..25 "fn"
-          WHITESPACE@[25; 26) " "
+          WHITESPACE@25..26 " "
-          NAME@[26; 27)
+          NAME@26..27
-            IDENT@[26; 27) "f"
+            IDENT@26..27 "f"
-          PARAM_LIST@[27; 29)
+          PARAM_LIST@27..29
-            L_PAREN@[27; 28) "("
+            L_PAREN@27..28 "("
-            R_PAREN@[28; 29) ")"
+            R_PAREN@28..29 ")"
-          WHITESPACE@[29; 30) " "
+          WHITESPACE@29..30 " "
-          BLOCK_EXPR@[30; 32)
+          BLOCK_EXPR@30..32
-            BLOCK@[30; 32)
+            BLOCK@30..32
-              L_CURLY@[30; 31) "{"
+              L_CURLY@30..31 "{"
-              R_CURLY@[31; 32) "}"
+              R_CURLY@31..32 "}"
-        WHITESPACE@[32; 33) "\n"
+        WHITESPACE@32..33 "\n"
-        R_CURLY@[33; 34) "}"
+        R_CURLY@33..34 "}"
-  WHITESPACE@[34; 35) "\n"
+  WHITESPACE@34..35 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0026_const_fn_in_block.rast b/crates/ra_syntax/test_data/parser/ok/0026_const_fn_in_block.rast
index f9b1dcf1a..4432c0163 100644
--- a/crates/ra_syntax/test_data/parser/ok/0026_const_fn_in_block.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0026_const_fn_in_block.rast
@@ -1,32 +1,32 @@
-SOURCE_FILE@[0; 34)
+SOURCE_FILE@0..34
-  FN_DEF@[0; 33)
+  FN_DEF@0..33
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 33)
+    BLOCK_EXPR@10..33
-      BLOCK@[10; 33)
+      BLOCK@10..33
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        FN_DEF@[16; 31)
+        FN_DEF@16..31
-          CONST_KW@[16; 21) "const"
+          CONST_KW@16..21 "const"
-          WHITESPACE@[21; 22) " "
+          WHITESPACE@21..22 " "
-          FN_KW@[22; 24) "fn"
+          FN_KW@22..24 "fn"
-          WHITESPACE@[24; 25) " "
+          WHITESPACE@24..25 " "
-          NAME@[25; 26)
+          NAME@25..26
-            IDENT@[25; 26) "f"
+            IDENT@25..26 "f"
-          PARAM_LIST@[26; 28)
+          PARAM_LIST@26..28
-            L_PAREN@[26; 27) "("
+            L_PAREN@26..27 "("
-            R_PAREN@[27; 28) ")"
+            R_PAREN@27..28 ")"
-          WHITESPACE@[28; 29) " "
+          WHITESPACE@28..29 " "
-          BLOCK_EXPR@[29; 31)
+          BLOCK_EXPR@29..31
-            BLOCK@[29; 31)
+            BLOCK@29..31
-              L_CURLY@[29; 30) "{"
+              L_CURLY@29..30 "{"
-              R_CURLY@[30; 31) "}"
+              R_CURLY@30..31 "}"
-        WHITESPACE@[31; 32) "\n"
+        WHITESPACE@31..32 "\n"
-        R_CURLY@[32; 33) "}"
+        R_CURLY@32..33 "}"
-  WHITESPACE@[33; 34) "\n"
+  WHITESPACE@33..34 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0027_unsafe_fn_in_block.rast b/crates/ra_syntax/test_data/parser/ok/0027_unsafe_fn_in_block.rast
index 9fb7b70a0..c0162c609 100644
--- a/crates/ra_syntax/test_data/parser/ok/0027_unsafe_fn_in_block.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0027_unsafe_fn_in_block.rast
@@ -1,43 +1,43 @@
-SOURCE_FILE@[0; 53)
+SOURCE_FILE@0..53
-  FN_DEF@[0; 52)
+  FN_DEF@0..52
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 52)
+    BLOCK_EXPR@10..52
-      BLOCK@[10; 52)
+      BLOCK@10..52
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        FN_DEF@[16; 32)
+        FN_DEF@16..32
-          UNSAFE_KW@[16; 22) "unsafe"
+          UNSAFE_KW@16..22 "unsafe"
-          WHITESPACE@[22; 23) " "
+          WHITESPACE@22..23 " "
-          FN_KW@[23; 25) "fn"
+          FN_KW@23..25 "fn"
-          WHITESPACE@[25; 26) " "
+          WHITESPACE@25..26 " "
-          NAME@[26; 27)
+          NAME@26..27
-            IDENT@[26; 27) "f"
+            IDENT@26..27 "f"
-          PARAM_LIST@[27; 29)
+          PARAM_LIST@27..29
-            L_PAREN@[27; 28) "("
+            L_PAREN@27..28 "("
-            R_PAREN@[28; 29) ")"
+            R_PAREN@28..29 ")"
-          WHITESPACE@[29; 30) " "
+          WHITESPACE@29..30 " "
-          BLOCK_EXPR@[30; 32)
+          BLOCK_EXPR@30..32
-            BLOCK@[30; 32)
+            BLOCK@30..32
-              L_CURLY@[30; 31) "{"
+              L_CURLY@30..31 "{"
-              R_CURLY@[31; 32) "}"
+              R_CURLY@31..32 "}"
-        WHITESPACE@[32; 37) "\n    "
+        WHITESPACE@32..37 "\n    "
-        BLOCK_EXPR@[37; 50)
+        BLOCK_EXPR@37..50
-          UNSAFE_KW@[37; 43) "unsafe"
+          UNSAFE_KW@37..43 "unsafe"
-          WHITESPACE@[43; 44) " "
+          WHITESPACE@43..44 " "
-          BLOCK@[44; 50)
+          BLOCK@44..50
-            L_CURLY@[44; 45) "{"
+            L_CURLY@44..45 "{"
-            WHITESPACE@[45; 46) " "
+            WHITESPACE@45..46 " "
-            LITERAL@[46; 48)
+            LITERAL@46..48
-              INT_NUMBER@[46; 48) "92"
+              INT_NUMBER@46..48 "92"
-            WHITESPACE@[48; 49) " "
+            WHITESPACE@48..49 " "
-            R_CURLY@[49; 50) "}"
+            R_CURLY@49..50 "}"
-        WHITESPACE@[50; 51) "\n"
+        WHITESPACE@50..51 "\n"
-        R_CURLY@[51; 52) "}"
+        R_CURLY@51..52 "}"
-  WHITESPACE@[52; 53) "\n"
+  WHITESPACE@52..53 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0028_operator_binding_power.rast b/crates/ra_syntax/test_data/parser/ok/0028_operator_binding_power.rast
index 5542f7701..6c0daef52 100644
--- a/crates/ra_syntax/test_data/parser/ok/0028_operator_binding_power.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0028_operator_binding_power.rast
@@ -1,186 +1,186 @@
-SOURCE_FILE@[0; 248)
+SOURCE_FILE@0..248
-  FN_DEF@[0; 247)
+  FN_DEF@0..247
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 16)
+    NAME@3..16
-      IDENT@[3; 16) "binding_power"
+      IDENT@3..16 "binding_power"
-    PARAM_LIST@[16; 18)
+    PARAM_LIST@16..18
-      L_PAREN@[16; 17) "("
+      L_PAREN@16..17 "("
-      R_PAREN@[17; 18) ")"
+      R_PAREN@17..18 ")"
-    WHITESPACE@[18; 19) " "
+    WHITESPACE@18..19 " "
-    BLOCK_EXPR@[19; 247)
+    BLOCK_EXPR@19..247
-      BLOCK@[19; 247)
+      BLOCK@19..247
-        L_CURLY@[19; 20) "{"
+        L_CURLY@19..20 "{"
-        WHITESPACE@[20; 25) "\n    "
+        WHITESPACE@20..25 "\n    "
-        LET_STMT@[25; 55)
+        LET_STMT@25..55
-          LET_KW@[25; 28) "let"
+          LET_KW@25..28 "let"
-          WHITESPACE@[28; 29) " "
+          WHITESPACE@28..29 " "
-          BIND_PAT@[29; 30)
+          BIND_PAT@29..30
-            NAME@[29; 30)
+            NAME@29..30
-              IDENT@[29; 30) "x"
+              IDENT@29..30 "x"
-          WHITESPACE@[30; 31) " "
+          WHITESPACE@30..31 " "
-          EQ@[31; 32) "="
+          EQ@31..32 "="
-          WHITESPACE@[32; 33) " "
+          WHITESPACE@32..33 " "
-          BIN_EXPR@[33; 54)
+          BIN_EXPR@33..54
-            BIN_EXPR@[33; 46)
+            BIN_EXPR@33..46
-              LITERAL@[33; 34)
+              LITERAL@33..34
-                INT_NUMBER@[33; 34) "1"
+                INT_NUMBER@33..34 "1"
-              WHITESPACE@[34; 35) " "
+              WHITESPACE@34..35 " "
-              PLUS@[35; 36) "+"
+              PLUS@35..36 "+"
-              WHITESPACE@[36; 37) " "
+              WHITESPACE@36..37 " "
-              BIN_EXPR@[37; 46)
+              BIN_EXPR@37..46
-                BIN_EXPR@[37; 42)
+                BIN_EXPR@37..42
-                  LITERAL@[37; 38)
+                  LITERAL@37..38
-                    INT_NUMBER@[37; 38) "2"
+                    INT_NUMBER@37..38 "2"
-                  WHITESPACE@[38; 39) " "
+                  WHITESPACE@38..39 " "
-                  STAR@[39; 40) "*"
+                  STAR@39..40 "*"
-                  WHITESPACE@[40; 41) " "
+                  WHITESPACE@40..41 " "
-                  LITERAL@[41; 42)
+                  LITERAL@41..42
-                    INT_NUMBER@[41; 42) "3"
+                    INT_NUMBER@41..42 "3"
-                WHITESPACE@[42; 43) " "
+                WHITESPACE@42..43 " "
-                PERCENT@[43; 44) "%"
+                PERCENT@43..44 "%"
-                WHITESPACE@[44; 45) " "
+                WHITESPACE@44..45 " "
-                LITERAL@[45; 46)
+                LITERAL@45..46
-                  INT_NUMBER@[45; 46) "4"
+                  INT_NUMBER@45..46 "4"
-            WHITESPACE@[46; 47) " "
+            WHITESPACE@46..47 " "
-            MINUS@[47; 48) "-"
+            MINUS@47..48 "-"
-            WHITESPACE@[48; 49) " "
+            WHITESPACE@48..49 " "
-            BIN_EXPR@[49; 54)
+            BIN_EXPR@49..54
-              LITERAL@[49; 50)
+              LITERAL@49..50
-                INT_NUMBER@[49; 50) "5"
+                INT_NUMBER@49..50 "5"
-              WHITESPACE@[50; 51) " "
+              WHITESPACE@50..51 " "
-              SLASH@[51; 52) "/"
+              SLASH@51..52 "/"
-              WHITESPACE@[52; 53) " "
+              WHITESPACE@52..53 " "
-              LITERAL@[53; 54)
+              LITERAL@53..54
-                INT_NUMBER@[53; 54) "6"
+                INT_NUMBER@53..54 "6"
-          SEMICOLON@[54; 55) ";"
+          SEMICOLON@54..55 ";"
-        WHITESPACE@[55; 60) "\n    "
+        WHITESPACE@55..60 "\n    "
-        EXPR_STMT@[60; 70)
+        EXPR_STMT@60..70
-          BIN_EXPR@[60; 69)
+          BIN_EXPR@60..69
-            LITERAL@[60; 61)
+            LITERAL@60..61
-              INT_NUMBER@[60; 61) "1"
+              INT_NUMBER@60..61 "1"
-            WHITESPACE@[61; 62) " "
+            WHITESPACE@61..62 " "
-            PLUS@[62; 63) "+"
+            PLUS@62..63 "+"
-            WHITESPACE@[63; 64) " "
+            WHITESPACE@63..64 " "
-            BIN_EXPR@[64; 69)
+            BIN_EXPR@64..69
-              LITERAL@[64; 65)
+              LITERAL@64..65
-                INT_NUMBER@[64; 65) "2"
+                INT_NUMBER@64..65 "2"
-              WHITESPACE@[65; 66) " "
+              WHITESPACE@65..66 " "
-              STAR@[66; 67) "*"
+              STAR@66..67 "*"
-              WHITESPACE@[67; 68) " "
+              WHITESPACE@67..68 " "
-              LITERAL@[68; 69)
+              LITERAL@68..69
-                INT_NUMBER@[68; 69) "3"
+                INT_NUMBER@68..69 "3"
-          SEMICOLON@[69; 70) ";"
+          SEMICOLON@69..70 ";"
-        WHITESPACE@[70; 75) "\n    "
+        WHITESPACE@70..75 "\n    "
-        EXPR_STMT@[75; 86)
+        EXPR_STMT@75..86
-          BIN_EXPR@[75; 85)
+          BIN_EXPR@75..85
-            LITERAL@[75; 76)
+            LITERAL@75..76
-              INT_NUMBER@[75; 76) "1"
+              INT_NUMBER@75..76 "1"
-            WHITESPACE@[76; 77) " "
+            WHITESPACE@76..77 " "
-            SHL@[77; 79) "<<"
+            SHL@77..79 "<<"
-            WHITESPACE@[79; 80) " "
+            WHITESPACE@79..80 " "
-            BIN_EXPR@[80; 85)
+            BIN_EXPR@80..85
-              LITERAL@[80; 81)
+              LITERAL@80..81
-                INT_NUMBER@[80; 81) "2"
+                INT_NUMBER@80..81 "2"
-              WHITESPACE@[81; 82) " "
+              WHITESPACE@81..82 " "
-              PLUS@[82; 83) "+"
+              PLUS@82..83 "+"
-              WHITESPACE@[83; 84) " "
+              WHITESPACE@83..84 " "
-              LITERAL@[84; 85)
+              LITERAL@84..85
-                INT_NUMBER@[84; 85) "3"
+                INT_NUMBER@84..85 "3"
-          SEMICOLON@[85; 86) ";"
+          SEMICOLON@85..86 ";"
-        WHITESPACE@[86; 91) "\n    "
+        WHITESPACE@86..91 "\n    "
-        EXPR_STMT@[91; 102)
+        EXPR_STMT@91..102
-          BIN_EXPR@[91; 101)
+          BIN_EXPR@91..101
-            LITERAL@[91; 92)
+            LITERAL@91..92
-              INT_NUMBER@[91; 92) "1"
+              INT_NUMBER@91..92 "1"
-            WHITESPACE@[92; 93) " "
+            WHITESPACE@92..93 " "
-            AMP@[93; 94) "&"
+            AMP@93..94 "&"
-            WHITESPACE@[94; 95) " "
+            WHITESPACE@94..95 " "
-            BIN_EXPR@[95; 101)
+            BIN_EXPR@95..101
-              LITERAL@[95; 96)
+              LITERAL@95..96
-                INT_NUMBER@[95; 96) "2"
+                INT_NUMBER@95..96 "2"
-              WHITESPACE@[96; 97) " "
+              WHITESPACE@96..97 " "
-              SHR@[97; 99) ">>"
+              SHR@97..99 ">>"
-              WHITESPACE@[99; 100) " "
+              WHITESPACE@99..100 " "
-              LITERAL@[100; 101)
+              LITERAL@100..101
-                INT_NUMBER@[100; 101) "3"
+                INT_NUMBER@100..101 "3"
-          SEMICOLON@[101; 102) ";"
+          SEMICOLON@101..102 ";"
-        WHITESPACE@[102; 107) "\n    "
+        WHITESPACE@102..107 "\n    "
-        EXPR_STMT@[107; 117)
+        EXPR_STMT@107..117
-          BIN_EXPR@[107; 116)
+          BIN_EXPR@107..116
-            LITERAL@[107; 108)
+            LITERAL@107..108
-              INT_NUMBER@[107; 108) "1"
+              INT_NUMBER@107..108 "1"
-            WHITESPACE@[108; 109) " "
+            WHITESPACE@108..109 " "
-            CARET@[109; 110) "^"
+            CARET@109..110 "^"
-            WHITESPACE@[110; 111) " "
+            WHITESPACE@110..111 " "
-            BIN_EXPR@[111; 116)
+            BIN_EXPR@111..116
-              LITERAL@[111; 112)
+              LITERAL@111..112
-                INT_NUMBER@[111; 112) "2"
+                INT_NUMBER@111..112 "2"
-              WHITESPACE@[112; 113) " "
+              WHITESPACE@112..113 " "
-              AMP@[113; 114) "&"
+              AMP@113..114 "&"
-              WHITESPACE@[114; 115) " "
+              WHITESPACE@114..115 " "
-              LITERAL@[115; 116)
+              LITERAL@115..116
-                INT_NUMBER@[115; 116) "3"
+                INT_NUMBER@115..116 "3"
-          SEMICOLON@[116; 117) ";"
+          SEMICOLON@116..117 ";"
-        WHITESPACE@[117; 122) "\n    "
+        WHITESPACE@117..122 "\n    "
-        EXPR_STMT@[122; 132)
+        EXPR_STMT@122..132
-          BIN_EXPR@[122; 131)
+          BIN_EXPR@122..131
-            LITERAL@[122; 123)
+            LITERAL@122..123
-              INT_NUMBER@[122; 123) "1"
+              INT_NUMBER@122..123 "1"
-            WHITESPACE@[123; 124) " "
+            WHITESPACE@123..124 " "
-            PIPE@[124; 125) "|"
+            PIPE@124..125 "|"
-            WHITESPACE@[125; 126) " "
+            WHITESPACE@125..126 " "
-            BIN_EXPR@[126; 131)
+            BIN_EXPR@126..131
-              LITERAL@[126; 127)
+              LITERAL@126..127
-                INT_NUMBER@[126; 127) "2"
+                INT_NUMBER@126..127 "2"
-              WHITESPACE@[127; 128) " "
+              WHITESPACE@127..128 " "
-              CARET@[128; 129) "^"
+              CARET@128..129 "^"
-              WHITESPACE@[129; 130) " "
+              WHITESPACE@129..130 " "
-              LITERAL@[130; 131)
+              LITERAL@130..131
-                INT_NUMBER@[130; 131) "3"
+                INT_NUMBER@130..131 "3"
-          SEMICOLON@[131; 132) ";"
+          SEMICOLON@131..132 ";"
-        WHITESPACE@[132; 137) "\n    "
+        WHITESPACE@132..137 "\n    "
-        EXPR_STMT@[137; 148)
+        EXPR_STMT@137..148
-          BIN_EXPR@[137; 147)
+          BIN_EXPR@137..147
-            LITERAL@[137; 138)
+            LITERAL@137..138
-              INT_NUMBER@[137; 138) "1"
+              INT_NUMBER@137..138 "1"
-            WHITESPACE@[138; 139) " "
+            WHITESPACE@138..139 " "
-            EQ2@[139; 141) "=="
+            EQ2@139..141 "=="
-            WHITESPACE@[141; 142) " "
+            WHITESPACE@141..142 " "
-            BIN_EXPR@[142; 147)
+            BIN_EXPR@142..147
-              LITERAL@[142; 143)
+              LITERAL@142..143
-                INT_NUMBER@[142; 143) "2"
+                INT_NUMBER@142..143 "2"
-              WHITESPACE@[143; 144) " "
+              WHITESPACE@143..144 " "
-              PIPE@[144; 145) "|"
+              PIPE@144..145 "|"
-              WHITESPACE@[145; 146) " "
+              WHITESPACE@145..146 " "
-              LITERAL@[146; 147)
+              LITERAL@146..147
-                INT_NUMBER@[146; 147) "3"
+                INT_NUMBER@146..147 "3"
-          SEMICOLON@[147; 148) ";"
+          SEMICOLON@147..148 ";"
-        WHITESPACE@[148; 153) "\n    "
+        WHITESPACE@148..153 "\n    "
-        EXPR_STMT@[153; 165)
+        EXPR_STMT@153..165
-          BIN_EXPR@[153; 164)
+          BIN_EXPR@153..164
-            LITERAL@[153; 154)
+            LITERAL@153..154
-              INT_NUMBER@[153; 154) "1"
+              INT_NUMBER@153..154 "1"
-            WHITESPACE@[154; 155) " "
+            WHITESPACE@154..155 " "
-            AMP2@[155; 157) "&&"
+            AMP2@155..157 "&&"
-            WHITESPACE@[157; 158) " "
+            WHITESPACE@157..158 " "
-            BIN_EXPR@[158; 164)
+            BIN_EXPR@158..164
-              LITERAL@[158; 159)
+              LITERAL@158..159
-                INT_NUMBER@[158; 159) "2"
+                INT_NUMBER@158..159 "2"
-              WHITESPACE@[159; 160) " "
+              WHITESPACE@159..160 " "
-              EQ2@[160; 162) "=="
+              EQ2@160..162 "=="
-              WHITESPACE@[162; 163) " "
+              WHITESPACE@162..163 " "
-              LITERAL@[163; 164)
+              LITERAL@163..164
-                INT_NUMBER@[163; 164) "3"
+                INT_NUMBER@163..164 "3"
-          SEMICOLON@[164; 165) ";"
+          SEMICOLON@164..165 ";"
-        WHITESPACE@[165; 170) "\n    "
+        WHITESPACE@165..170 "\n    "
-        COMMENT@[170; 184) "//1 || 2 && 2;"
+        COMMENT@170..184 "//1 || 2 && 2;"
-        WHITESPACE@[184; 189) "\n    "
+        WHITESPACE@184..189 "\n    "
-        COMMENT@[189; 203) "//1 .. 2 || 3;"
+        COMMENT@189..203 "//1 .. 2 || 3;"
-        WHITESPACE@[203; 208) "\n    "
+        WHITESPACE@203..208 "\n    "
-        COMMENT@[208; 221) "//1 = 2 .. 3;"
+        COMMENT@208..221 "//1 = 2 .. 3;"
-        WHITESPACE@[221; 226) "\n    "
+        WHITESPACE@221..226 "\n    "
-        COMMENT@[226; 245) "//---&*1 - --2 * 9;"
+        COMMENT@226..245 "//---&*1 - --2 * 9;"
-        WHITESPACE@[245; 246) "\n"
+        WHITESPACE@245..246 "\n"
-        R_CURLY@[246; 247) "}"
+        R_CURLY@246..247 "}"
-  WHITESPACE@[247; 248) "\n"
+  WHITESPACE@247..248 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0029_range_forms.rast b/crates/ra_syntax/test_data/parser/ok/0029_range_forms.rast
index 78056aa95..8177bd89b 100644
--- a/crates/ra_syntax/test_data/parser/ok/0029_range_forms.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0029_range_forms.rast
@@ -1,152 +1,152 @@
-SOURCE_FILE@[0; 153)
+SOURCE_FILE@0..153
-  FN_DEF@[0; 152)
+  FN_DEF@0..152
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 6)
+    NAME@3..6
-      IDENT@[3; 6) "foo"
+      IDENT@3..6 "foo"
-    PARAM_LIST@[6; 8)
+    PARAM_LIST@6..8
-      L_PAREN@[6; 7) "("
+      L_PAREN@6..7 "("
-      R_PAREN@[7; 8) ")"
+      R_PAREN@7..8 ")"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    BLOCK_EXPR@[9; 152)
+    BLOCK_EXPR@9..152
-      BLOCK@[9; 152)
+      BLOCK@9..152
-        L_CURLY@[9; 10) "{"
+        L_CURLY@9..10 "{"
-        WHITESPACE@[10; 15) "\n    "
+        WHITESPACE@10..15 "\n    "
-        EXPR_STMT@[15; 23)
+        EXPR_STMT@15..23
-          RANGE_EXPR@[15; 22)
+          RANGE_EXPR@15..22
-            DOT2@[15; 17) ".."
+            DOT2@15..17 ".."
-            BIN_EXPR@[17; 22)
+            BIN_EXPR@17..22
-              LITERAL@[17; 18)
+              LITERAL@17..18
-                INT_NUMBER@[17; 18) "1"
+                INT_NUMBER@17..18 "1"
-              WHITESPACE@[18; 19) " "
+              WHITESPACE@18..19 " "
-              PLUS@[19; 20) "+"
+              PLUS@19..20 "+"
-              WHITESPACE@[20; 21) " "
+              WHITESPACE@20..21 " "
-              LITERAL@[21; 22)
+              LITERAL@21..22
-                INT_NUMBER@[21; 22) "1"
+                INT_NUMBER@21..22 "1"
-          SEMICOLON@[22; 23) ";"
+          SEMICOLON@22..23 ";"
-        WHITESPACE@[23; 28) "\n    "
+        WHITESPACE@23..28 "\n    "
-        EXPR_STMT@[28; 36)
+        EXPR_STMT@28..36
-          BIN_EXPR@[28; 35)
+          BIN_EXPR@28..35
-            RANGE_EXPR@[28; 31)
+            RANGE_EXPR@28..31
-              DOT2@[28; 30) ".."
+              DOT2@28..30 ".."
-              PATH_EXPR@[30; 31)
+              PATH_EXPR@30..31
-                PATH@[30; 31)
+                PATH@30..31
-                  PATH_SEGMENT@[30; 31)
+                  PATH_SEGMENT@30..31
-                    NAME_REF@[30; 31)
+                    NAME_REF@30..31
-                      IDENT@[30; 31) "z"
+                      IDENT@30..31 "z"
-            WHITESPACE@[31; 32) " "
+            WHITESPACE@31..32 " "
-            EQ@[32; 33) "="
+            EQ@32..33 "="
-            WHITESPACE@[33; 34) " "
+            WHITESPACE@33..34 " "
-            LITERAL@[34; 35)
+            LITERAL@34..35
-              INT_NUMBER@[34; 35) "2"
+              INT_NUMBER@34..35 "2"
-          SEMICOLON@[35; 36) ";"
+          SEMICOLON@35..36 ";"
-        WHITESPACE@[36; 41) "\n    "
+        WHITESPACE@36..41 "\n    "
-        EXPR_STMT@[41; 59)
+        EXPR_STMT@41..59
-          BIN_EXPR@[41; 58)
+          BIN_EXPR@41..58
-            PATH_EXPR@[41; 42)
+            PATH_EXPR@41..42
-              PATH@[41; 42)
+              PATH@41..42
-                PATH_SEGMENT@[41; 42)
+                PATH_SEGMENT@41..42
-                  NAME_REF@[41; 42)
+                  NAME_REF@41..42
-                    IDENT@[41; 42) "x"
+                    IDENT@41..42 "x"
-            WHITESPACE@[42; 43) " "
+            WHITESPACE@42..43 " "
-            EQ@[43; 44) "="
+            EQ@43..44 "="
-            WHITESPACE@[44; 45) " "
+            WHITESPACE@44..45 " "
-            RANGE_EXPR@[45; 58)
+            RANGE_EXPR@45..58
-              LITERAL@[45; 50)
+              LITERAL@45..50
-                FALSE_KW@[45; 50) "false"
+                FALSE_KW@45..50 "false"
-              DOT2@[50; 52) ".."
+              DOT2@50..52 ".."
-              BIN_EXPR@[52; 58)
+              BIN_EXPR@52..58
-                LITERAL@[52; 53)
+                LITERAL@52..53
-                  INT_NUMBER@[52; 53) "1"
+                  INT_NUMBER@52..53 "1"
-                WHITESPACE@[53; 54) " "
+                WHITESPACE@53..54 " "
-                EQ2@[54; 56) "=="
+                EQ2@54..56 "=="
-                WHITESPACE@[56; 57) " "
+                WHITESPACE@56..57 " "
-                LITERAL@[57; 58)
+                LITERAL@57..58
-                  INT_NUMBER@[57; 58) "1"
+                  INT_NUMBER@57..58 "1"
-          SEMICOLON@[58; 59) ";"
+          SEMICOLON@58..59 ";"
-        WHITESPACE@[59; 64) "\n    "
+        WHITESPACE@59..64 "\n    "
-        LET_STMT@[64; 76)
+        LET_STMT@64..76
-          LET_KW@[64; 67) "let"
+          LET_KW@64..67 "let"
-          WHITESPACE@[67; 68) " "
+          WHITESPACE@67..68 " "
-          BIND_PAT@[68; 69)
+          BIND_PAT@68..69
-            NAME@[68; 69)
+            NAME@68..69
-              IDENT@[68; 69) "x"
+              IDENT@68..69 "x"
-          WHITESPACE@[69; 70) " "
+          WHITESPACE@69..70 " "
-          EQ@[70; 71) "="
+          EQ@70..71 "="
-          WHITESPACE@[71; 72) " "
+          WHITESPACE@71..72 " "
-          RANGE_EXPR@[72; 75)
+          RANGE_EXPR@72..75
-            LITERAL@[72; 73)
+            LITERAL@72..73
-              INT_NUMBER@[72; 73) "1"
+              INT_NUMBER@72..73 "1"
-            DOT2@[73; 75) ".."
+            DOT2@73..75 ".."
-          SEMICOLON@[75; 76) ";"
+          SEMICOLON@75..76 ";"
-        WHITESPACE@[76; 86) "\n    \n    "
+        WHITESPACE@76..86 "\n    \n    "
-        EXPR_STMT@[86; 95)
+        EXPR_STMT@86..95
-          RANGE_EXPR@[86; 94)
+          RANGE_EXPR@86..94
-            DOT2EQ@[86; 89) "..="
+            DOT2EQ@86..89 "..="
-            BIN_EXPR@[89; 94)
+            BIN_EXPR@89..94
-              LITERAL@[89; 90)
+              LITERAL@89..90
-                INT_NUMBER@[89; 90) "1"
+                INT_NUMBER@89..90 "1"
-              WHITESPACE@[90; 91) " "
+              WHITESPACE@90..91 " "
-              PLUS@[91; 92) "+"
+              PLUS@91..92 "+"
-              WHITESPACE@[92; 93) " "
+              WHITESPACE@92..93 " "
-              LITERAL@[93; 94)
+              LITERAL@93..94
-                INT_NUMBER@[93; 94) "1"
+                INT_NUMBER@93..94 "1"
-          SEMICOLON@[94; 95) ";"
+          SEMICOLON@94..95 ";"
-        WHITESPACE@[95; 100) "\n    "
+        WHITESPACE@95..100 "\n    "
-        EXPR_STMT@[100; 109)
+        EXPR_STMT@100..109
-          BIN_EXPR@[100; 108)
+          BIN_EXPR@100..108
-            RANGE_EXPR@[100; 104)
+            RANGE_EXPR@100..104
-              DOT2EQ@[100; 103) "..="
+              DOT2EQ@100..103 "..="
-              PATH_EXPR@[103; 104)
+              PATH_EXPR@103..104
-                PATH@[103; 104)
+                PATH@103..104
-                  PATH_SEGMENT@[103; 104)
+                  PATH_SEGMENT@103..104
-                    NAME_REF@[103; 104)
+                    NAME_REF@103..104
-                      IDENT@[103; 104) "z"
+                      IDENT@103..104 "z"
-            WHITESPACE@[104; 105) " "
+            WHITESPACE@104..105 " "
-            EQ@[105; 106) "="
+            EQ@105..106 "="
-            WHITESPACE@[106; 107) " "
+            WHITESPACE@106..107 " "
-            LITERAL@[107; 108)
+            LITERAL@107..108
-              INT_NUMBER@[107; 108) "2"
+              INT_NUMBER@107..108 "2"
-          SEMICOLON@[108; 109) ";"
+          SEMICOLON@108..109 ";"
-        WHITESPACE@[109; 114) "\n    "
+        WHITESPACE@109..114 "\n    "
-        EXPR_STMT@[114; 133)
+        EXPR_STMT@114..133
-          BIN_EXPR@[114; 132)
+          BIN_EXPR@114..132
-            PATH_EXPR@[114; 115)
+            PATH_EXPR@114..115
-              PATH@[114; 115)
+              PATH@114..115
-                PATH_SEGMENT@[114; 115)
+                PATH_SEGMENT@114..115
-                  NAME_REF@[114; 115)
+                  NAME_REF@114..115
-                    IDENT@[114; 115) "x"
+                    IDENT@114..115 "x"
-            WHITESPACE@[115; 116) " "
+            WHITESPACE@115..116 " "
-            EQ@[116; 117) "="
+            EQ@116..117 "="
-            WHITESPACE@[117; 118) " "
+            WHITESPACE@117..118 " "
-            RANGE_EXPR@[118; 132)
+            RANGE_EXPR@118..132
-              LITERAL@[118; 123)
+              LITERAL@118..123
-                FALSE_KW@[118; 123) "false"
+                FALSE_KW@118..123 "false"
-              DOT2EQ@[123; 126) "..="
+              DOT2EQ@123..126 "..="
-              BIN_EXPR@[126; 132)
+              BIN_EXPR@126..132
-                LITERAL@[126; 127)
+                LITERAL@126..127
-                  INT_NUMBER@[126; 127) "1"
+                  INT_NUMBER@126..127 "1"
-                WHITESPACE@[127; 128) " "
+                WHITESPACE@127..128 " "
-                EQ2@[128; 130) "=="
+                EQ2@128..130 "=="
-                WHITESPACE@[130; 131) " "
+                WHITESPACE@130..131 " "
-                LITERAL@[131; 132)
+                LITERAL@131..132
-                  INT_NUMBER@[131; 132) "1"
+                  INT_NUMBER@131..132 "1"
-          SEMICOLON@[132; 133) ";"
+          SEMICOLON@132..133 ";"
-        WHITESPACE@[133; 138) "\n    "
+        WHITESPACE@133..138 "\n    "
-        LET_STMT@[138; 150)
+        LET_STMT@138..150
-          LET_KW@[138; 141) "let"
+          LET_KW@138..141 "let"
-          WHITESPACE@[141; 142) " "
+          WHITESPACE@141..142 " "
-          BIND_PAT@[142; 143)
+          BIND_PAT@142..143
-            NAME@[142; 143)
+            NAME@142..143
-              IDENT@[142; 143) "x"
+              IDENT@142..143 "x"
-          WHITESPACE@[143; 144) " "
+          WHITESPACE@143..144 " "
-          EQ@[144; 145) "="
+          EQ@144..145 "="
-          WHITESPACE@[145; 146) " "
+          WHITESPACE@145..146 " "
-          RANGE_EXPR@[146; 149)
+          RANGE_EXPR@146..149
-            LITERAL@[146; 147)
+            LITERAL@146..147
-              INT_NUMBER@[146; 147) "1"
+              INT_NUMBER@146..147 "1"
-            DOT2@[147; 149) ".."
+            DOT2@147..149 ".."
-          SEMICOLON@[149; 150) ";"
+          SEMICOLON@149..150 ";"
-        WHITESPACE@[150; 151) "\n"
+        WHITESPACE@150..151 "\n"
-        R_CURLY@[151; 152) "}"
+        R_CURLY@151..152 "}"
-  WHITESPACE@[152; 153) "\n"
+  WHITESPACE@152..153 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0030_string_suffixes.rast b/crates/ra_syntax/test_data/parser/ok/0030_string_suffixes.rast
index 4e583c6e8..953930f6c 100644
--- a/crates/ra_syntax/test_data/parser/ok/0030_string_suffixes.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0030_string_suffixes.rast
@@ -1,64 +1,64 @@
-SOURCE_FILE@[0; 112)
+SOURCE_FILE@0..112
-  FN_DEF@[0; 111)
+  FN_DEF@0..111
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 111)
+    BLOCK_EXPR@10..111
-      BLOCK@[10; 111)
+      BLOCK@10..111
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        LET_STMT@[16; 31)
+        LET_STMT@16..31
-          LET_KW@[16; 19) "let"
+          LET_KW@16..19 "let"
-          WHITESPACE@[19; 20) " "
+          WHITESPACE@19..20 " "
-          PLACEHOLDER_PAT@[20; 21)
+          PLACEHOLDER_PAT@20..21
-            UNDERSCORE@[20; 21) "_"
+            UNDERSCORE@20..21 "_"
-          WHITESPACE@[21; 22) " "
+          WHITESPACE@21..22 " "
-          EQ@[22; 23) "="
+          EQ@22..23 "="
-          WHITESPACE@[23; 24) " "
+          WHITESPACE@23..24 " "
-          LITERAL@[24; 30)
+          LITERAL@24..30
-            CHAR@[24; 30) "\'c\'u32"
+            CHAR@24..30 "\'c\'u32"
-          SEMICOLON@[30; 31) ";"
+          SEMICOLON@30..31 ";"
-        WHITESPACE@[31; 36) "\n    "
+        WHITESPACE@31..36 "\n    "
-        LET_STMT@[36; 60)
+        LET_STMT@36..60
-          LET_KW@[36; 39) "let"
+          LET_KW@36..39 "let"
-          WHITESPACE@[39; 40) " "
+          WHITESPACE@39..40 " "
-          PLACEHOLDER_PAT@[40; 41)
+          PLACEHOLDER_PAT@40..41
-            UNDERSCORE@[40; 41) "_"
+            UNDERSCORE@40..41 "_"
-          WHITESPACE@[41; 42) " "
+          WHITESPACE@41..42 " "
-          EQ@[42; 43) "="
+          EQ@42..43 "="
-          WHITESPACE@[43; 44) " "
+          WHITESPACE@43..44 " "
-          LITERAL@[44; 59)
+          LITERAL@44..59
-            STRING@[44; 59) "\"string\"invalid"
+            STRING@44..59 "\"string\"invalid"
-          SEMICOLON@[59; 60) ";"
+          SEMICOLON@59..60 ";"
-        WHITESPACE@[60; 65) "\n    "
+        WHITESPACE@60..65 "\n    "
-        LET_STMT@[65; 83)
+        LET_STMT@65..83
-          LET_KW@[65; 68) "let"
+          LET_KW@65..68 "let"
-          WHITESPACE@[68; 69) " "
+          WHITESPACE@68..69 " "
-          PLACEHOLDER_PAT@[69; 70)
+          PLACEHOLDER_PAT@69..70
-            UNDERSCORE@[69; 70) "_"
+            UNDERSCORE@69..70 "_"
-          WHITESPACE@[70; 71) " "
+          WHITESPACE@70..71 " "
-          EQ@[71; 72) "="
+          EQ@71..72 "="
-          WHITESPACE@[72; 73) " "
+          WHITESPACE@72..73 " "
-          LITERAL@[73; 82)
+          LITERAL@73..82
-            BYTE@[73; 82) "b\'b\'_suff"
+            BYTE@73..82 "b\'b\'_suff"
-          SEMICOLON@[82; 83) ";"
+          SEMICOLON@82..83 ";"
-        WHITESPACE@[83; 88) "\n    "
+        WHITESPACE@83..88 "\n    "
-        LET_STMT@[88; 109)
+        LET_STMT@88..109
-          LET_KW@[88; 91) "let"
+          LET_KW@88..91 "let"
-          WHITESPACE@[91; 92) " "
+          WHITESPACE@91..92 " "
-          PLACEHOLDER_PAT@[92; 93)
+          PLACEHOLDER_PAT@92..93
-            UNDERSCORE@[92; 93) "_"
+            UNDERSCORE@92..93 "_"
-          WHITESPACE@[93; 94) " "
+          WHITESPACE@93..94 " "
-          EQ@[94; 95) "="
+          EQ@94..95 "="
-          WHITESPACE@[95; 96) " "
+          WHITESPACE@95..96 " "
-          LITERAL@[96; 108)
+          LITERAL@96..108
-            BYTE_STRING@[96; 108) "b\"bs\"invalid"
+            BYTE_STRING@96..108 "b\"bs\"invalid"
-          SEMICOLON@[108; 109) ";"
+          SEMICOLON@108..109 ";"
-        WHITESPACE@[109; 110) "\n"
+        WHITESPACE@109..110 "\n"
-        R_CURLY@[110; 111) "}"
+        R_CURLY@110..111 "}"
-  WHITESPACE@[111; 112) "\n"
+  WHITESPACE@111..112 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0030_traits.rast b/crates/ra_syntax/test_data/parser/ok/0030_traits.rast
index 4131cd81a..0aadc11a4 100644
--- a/crates/ra_syntax/test_data/parser/ok/0030_traits.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0030_traits.rast
@@ -1,61 +1,61 @@
-SOURCE_FILE@[0; 96)
+SOURCE_FILE@0..96
-  TRAIT_DEF@[0; 36)
+  TRAIT_DEF@0..36
-    TRAIT_KW@[0; 5) "trait"
+    TRAIT_KW@0..5 "trait"
-    WHITESPACE@[5; 6) " "
+    WHITESPACE@5..6 " "
-    NAME@[6; 14)
+    NAME@6..14
-      IDENT@[6; 14) "Runnable"
+      IDENT@6..14 "Runnable"
-    WHITESPACE@[14; 15) " "
+    WHITESPACE@14..15 " "
-    ITEM_LIST@[15; 36)
+    ITEM_LIST@15..36
-      L_CURLY@[15; 16) "{"
+      L_CURLY@15..16 "{"
-      WHITESPACE@[16; 21) "\n    "
+      WHITESPACE@16..21 "\n    "
-      FN_DEF@[21; 34)
+      FN_DEF@21..34
-        FN_KW@[21; 23) "fn"
+        FN_KW@21..23 "fn"
-        WHITESPACE@[23; 24) " "
+        WHITESPACE@23..24 " "
-        NAME@[24; 31)
+        NAME@24..31
-          IDENT@[24; 31) "handler"
+          IDENT@24..31 "handler"
-        PARAM_LIST@[31; 33)
+        PARAM_LIST@31..33
-          L_PAREN@[31; 32) "("
+          L_PAREN@31..32 "("
-          R_PAREN@[32; 33) ")"
+          R_PAREN@32..33 ")"
-        SEMICOLON@[33; 34) ";"
+        SEMICOLON@33..34 ";"
-      WHITESPACE@[34; 35) "\n"
+      WHITESPACE@34..35 "\n"
-      R_CURLY@[35; 36) "}"
+      R_CURLY@35..36 "}"
-  WHITESPACE@[36; 38) "\n\n"
+  WHITESPACE@36..38 "\n\n"
-  TRAIT_DEF@[38; 95)
+  TRAIT_DEF@38..95
-    TRAIT_KW@[38; 43) "trait"
+    TRAIT_KW@38..43 "trait"
-    WHITESPACE@[43; 44) " "
+    WHITESPACE@43..44 " "
-    NAME@[44; 57)
+    NAME@44..57
-      IDENT@[44; 57) "TraitWithExpr"
+      IDENT@44..57 "TraitWithExpr"
-    WHITESPACE@[57; 58) " "
+    WHITESPACE@57..58 " "
-    ITEM_LIST@[58; 95)
+    ITEM_LIST@58..95
-      L_CURLY@[58; 59) "{"
+      L_CURLY@58..59 "{"
-      WHITESPACE@[59; 64) "\n    "
+      WHITESPACE@59..64 "\n    "
-      FN_DEF@[64; 93)
+      FN_DEF@64..93
-        FN_KW@[64; 66) "fn"
+        FN_KW@64..66 "fn"
-        WHITESPACE@[66; 67) " "
+        WHITESPACE@66..67 " "
-        NAME@[67; 79)
+        NAME@67..79
-          IDENT@[67; 79) "fn_with_expr"
+          IDENT@67..79 "fn_with_expr"
-        PARAM_LIST@[79; 92)
+        PARAM_LIST@79..92
-          L_PAREN@[79; 80) "("
+          L_PAREN@79..80 "("
-          PARAM@[80; 91)
+          PARAM@80..91
-            BIND_PAT@[80; 81)
+            BIND_PAT@80..81
-              NAME@[80; 81)
+              NAME@80..81
-                IDENT@[80; 81) "x"
+                IDENT@80..81 "x"
-            COLON@[81; 82) ":"
+            COLON@81..82 ":"
-            WHITESPACE@[82; 83) " "
+            WHITESPACE@82..83 " "
-            ARRAY_TYPE@[83; 91)
+            ARRAY_TYPE@83..91
-              L_BRACK@[83; 84) "["
+              L_BRACK@83..84 "["
-              PATH_TYPE@[84; 87)
+              PATH_TYPE@84..87
-                PATH@[84; 87)
+                PATH@84..87
-                  PATH_SEGMENT@[84; 87)
+                  PATH_SEGMENT@84..87
-                    NAME_REF@[84; 87)
+                    NAME_REF@84..87
-                      IDENT@[84; 87) "i32"
+                      IDENT@84..87 "i32"
-              SEMICOLON@[87; 88) ";"
+              SEMICOLON@87..88 ";"
-              WHITESPACE@[88; 89) " "
+              WHITESPACE@88..89 " "
-              LITERAL@[89; 90)
+              LITERAL@89..90
-                INT_NUMBER@[89; 90) "1"
+                INT_NUMBER@89..90 "1"
-              R_BRACK@[90; 91) "]"
+              R_BRACK@90..91 "]"
-          R_PAREN@[91; 92) ")"
+          R_PAREN@91..92 ")"
-        SEMICOLON@[92; 93) ";"
+        SEMICOLON@92..93 ";"
-      WHITESPACE@[93; 94) "\n"
+      WHITESPACE@93..94 "\n"
-      R_CURLY@[94; 95) "}"
+      R_CURLY@94..95 "}"
-  WHITESPACE@[95; 96) "\n"
+  WHITESPACE@95..96 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0031_extern.rast b/crates/ra_syntax/test_data/parser/ok/0031_extern.rast
index 23757df52..ea285f52f 100644
--- a/crates/ra_syntax/test_data/parser/ok/0031_extern.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0031_extern.rast
@@ -1,973 +1,973 @@
-SOURCE_FILE@[0; 1598)
+SOURCE_FILE@0..1598
-  EXTERN_BLOCK@[0; 1597)
+  EXTERN_BLOCK@0..1597
-    ABI@[0; 6)
+    ABI@0..6
-      EXTERN_KW@[0; 6) "extern"
+      EXTERN_KW@0..6 "extern"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    EXTERN_ITEM_LIST@[7; 1597)
+    EXTERN_ITEM_LIST@7..1597
-      L_CURLY@[7; 8) "{"
+      L_CURLY@7..8 "{"
-      WHITESPACE@[8; 13) "\n    "
+      WHITESPACE@8..13 "\n    "
-      FN_DEF@[13; 87)
+      FN_DEF@13..87
-        VISIBILITY@[13; 16)
+        VISIBILITY@13..16
-          PUB_KW@[13; 16) "pub"
+          PUB_KW@13..16 "pub"
-        WHITESPACE@[16; 17) " "
+        WHITESPACE@16..17 " "
-        FN_KW@[17; 19) "fn"
+        FN_KW@17..19 "fn"
-        WHITESPACE@[19; 20) " "
+        WHITESPACE@19..20 " "
-        NAME@[20; 26)
+        NAME@20..26
-          IDENT@[20; 26) "socket"
+          IDENT@20..26 "socket"
-        PARAM_LIST@[26; 75)
+        PARAM_LIST@26..75
-          L_PAREN@[26; 27) "("
+          L_PAREN@26..27 "("
-          PARAM@[27; 42)
+          PARAM@27..42
-            BIND_PAT@[27; 33)
+            BIND_PAT@27..33
-              NAME@[27; 33)
+              NAME@27..33
-                IDENT@[27; 33) "domain"
+                IDENT@27..33 "domain"
-            COLON@[33; 34) ":"
+            COLON@33..34 ":"
-            WHITESPACE@[34; 35) " "
+            WHITESPACE@34..35 " "
-            PATH_TYPE@[35; 42)
+            PATH_TYPE@35..42
-              PATH@[35; 42)
+              PATH@35..42
-                PATH_SEGMENT@[35; 42)
+                PATH_SEGMENT@35..42
-                  COLON2@[35; 37) "::"
+                  COLON2@35..37 "::"
-                  NAME_REF@[37; 42)
+                  NAME_REF@37..42
-                    IDENT@[37; 42) "c_int"
+                    IDENT@37..42 "c_int"
-          COMMA@[42; 43) ","
+          COMMA@42..43 ","
-          WHITESPACE@[43; 44) " "
+          WHITESPACE@43..44 " "
-          PARAM@[44; 55)
+          PARAM@44..55
-            BIND_PAT@[44; 46)
+            BIND_PAT@44..46
-              NAME@[44; 46)
+              NAME@44..46
-                IDENT@[44; 46) "ty"
+                IDENT@44..46 "ty"
-            COLON@[46; 47) ":"
+            COLON@46..47 ":"
-            WHITESPACE@[47; 48) " "
+            WHITESPACE@47..48 " "
-            PATH_TYPE@[48; 55)
+            PATH_TYPE@48..55
-              PATH@[48; 55)
+              PATH@48..55
-                PATH_SEGMENT@[48; 55)
+                PATH_SEGMENT@48..55
-                  COLON2@[48; 50) "::"
+                  COLON2@48..50 "::"
-                  NAME_REF@[50; 55)
+                  NAME_REF@50..55
-                    IDENT@[50; 55) "c_int"
+                    IDENT@50..55 "c_int"
-          COMMA@[55; 56) ","
+          COMMA@55..56 ","
-          WHITESPACE@[56; 57) " "
+          WHITESPACE@56..57 " "
-          PARAM@[57; 74)
+          PARAM@57..74
-            BIND_PAT@[57; 65)
+            BIND_PAT@57..65
-              NAME@[57; 65)
+              NAME@57..65
-                IDENT@[57; 65) "protocol"
+                IDENT@57..65 "protocol"
-            COLON@[65; 66) ":"
+            COLON@65..66 ":"
-            WHITESPACE@[66; 67) " "
+            WHITESPACE@66..67 " "
-            PATH_TYPE@[67; 74)
+            PATH_TYPE@67..74
-              PATH@[67; 74)
+              PATH@67..74
-                PATH_SEGMENT@[67; 74)
+                PATH_SEGMENT@67..74
-                  COLON2@[67; 69) "::"
+                  COLON2@67..69 "::"
-                  NAME_REF@[69; 74)
+                  NAME_REF@69..74
-                    IDENT@[69; 74) "c_int"
+                    IDENT@69..74 "c_int"
-          R_PAREN@[74; 75) ")"
+          R_PAREN@74..75 ")"
-        WHITESPACE@[75; 76) " "
+        WHITESPACE@75..76 " "
-        RET_TYPE@[76; 86)
+        RET_TYPE@76..86
-          THIN_ARROW@[76; 78) "->"
+          THIN_ARROW@76..78 "->"
-          WHITESPACE@[78; 79) " "
+          WHITESPACE@78..79 " "
-          PATH_TYPE@[79; 86)
+          PATH_TYPE@79..86
-            PATH@[79; 86)
+            PATH@79..86
-              PATH_SEGMENT@[79; 86)
+              PATH_SEGMENT@79..86
-                COLON2@[79; 81) "::"
+                COLON2@79..81 "::"
-                NAME_REF@[81; 86)
+                NAME_REF@81..86
-                  IDENT@[81; 86) "c_int"
+                  IDENT@81..86 "c_int"
-        SEMICOLON@[86; 87) ";"
+        SEMICOLON@86..87 ";"
-      WHITESPACE@[87; 92) "\n    "
+      WHITESPACE@87..92 "\n    "
-      FN_DEF@[92; 167)
+      FN_DEF@92..167
-        VISIBILITY@[92; 95)
+        VISIBILITY@92..95
-          PUB_KW@[92; 95) "pub"
+          PUB_KW@92..95 "pub"
-        WHITESPACE@[95; 96) " "
+        WHITESPACE@95..96 " "
-        FN_KW@[96; 98) "fn"
+        FN_KW@96..98 "fn"
-        WHITESPACE@[98; 99) " "
+        WHITESPACE@98..99 " "
-        NAME@[99; 103)
+        NAME@99..103
-          IDENT@[99; 103) "bind"
+          IDENT@99..103 "bind"
-        PARAM_LIST@[103; 155)
+        PARAM_LIST@103..155
-          L_PAREN@[103; 104) "("
+          L_PAREN@103..104 "("
-          PARAM@[104; 115)
+          PARAM@104..115
-            BIND_PAT@[104; 106)
+            BIND_PAT@104..106
-              NAME@[104; 106)
+              NAME@104..106
-                IDENT@[104; 106) "fd"
+                IDENT@104..106 "fd"
-            COLON@[106; 107) ":"
+            COLON@106..107 ":"
-            WHITESPACE@[107; 108) " "
+            WHITESPACE@107..108 " "
-            PATH_TYPE@[108; 115)
+            PATH_TYPE@108..115
-              PATH@[108; 115)
+              PATH@108..115
-                PATH_SEGMENT@[108; 115)
+                PATH_SEGMENT@108..115
-                  COLON2@[108; 110) "::"
+                  COLON2@108..110 "::"
-                  NAME_REF@[110; 115)
+                  NAME_REF@110..115
-                    IDENT@[110; 115) "c_int"
+                    IDENT@110..115 "c_int"
-          COMMA@[115; 116) ","
+          COMMA@115..116 ","
-          WHITESPACE@[116; 117) " "
+          WHITESPACE@116..117 " "
-          PARAM@[117; 138)
+          PARAM@117..138
-            BIND_PAT@[117; 121)
+            BIND_PAT@117..121
-              NAME@[117; 121)
+              NAME@117..121
-                IDENT@[117; 121) "addr"
+                IDENT@117..121 "addr"
-            COLON@[121; 122) ":"
+            COLON@121..122 ":"
-            WHITESPACE@[122; 123) " "
+            WHITESPACE@122..123 " "
-            POINTER_TYPE@[123; 138)
+            POINTER_TYPE@123..138
-              STAR@[123; 124) "*"
+              STAR@123..124 "*"
-              CONST_KW@[124; 129) "const"
+              CONST_KW@124..129 "const"
-              WHITESPACE@[129; 130) " "
+              WHITESPACE@129..130 " "
-              PATH_TYPE@[130; 138)
+              PATH_TYPE@130..138
-                PATH@[130; 138)
+                PATH@130..138
-                  PATH_SEGMENT@[130; 138)
+                  PATH_SEGMENT@130..138
-                    NAME_REF@[130; 138)
+                    NAME_REF@130..138
-                      IDENT@[130; 138) "sockaddr"
+                      IDENT@130..138 "sockaddr"
-          COMMA@[138; 139) ","
+          COMMA@138..139 ","
-          WHITESPACE@[139; 140) " "
+          WHITESPACE@139..140 " "
-          PARAM@[140; 154)
+          PARAM@140..154
-            BIND_PAT@[140; 143)
+            BIND_PAT@140..143
-              NAME@[140; 143)
+              NAME@140..143
-                IDENT@[140; 143) "len"
+                IDENT@140..143 "len"
-            COLON@[143; 144) ":"
+            COLON@143..144 ":"
-            WHITESPACE@[144; 145) " "
+            WHITESPACE@144..145 " "
-            PATH_TYPE@[145; 154)
+            PATH_TYPE@145..154
-              PATH@[145; 154)
+              PATH@145..154
-                PATH_SEGMENT@[145; 154)
+                PATH_SEGMENT@145..154
-                  NAME_REF@[145; 154)
+                  NAME_REF@145..154
-                    IDENT@[145; 154) "socklen_t"
+                    IDENT@145..154 "socklen_t"
-          R_PAREN@[154; 155) ")"
+          R_PAREN@154..155 ")"
-        WHITESPACE@[155; 156) " "
+        WHITESPACE@155..156 " "
-        RET_TYPE@[156; 166)
+        RET_TYPE@156..166
-          THIN_ARROW@[156; 158) "->"
+          THIN_ARROW@156..158 "->"
-          WHITESPACE@[158; 159) " "
+          WHITESPACE@158..159 " "
-          PATH_TYPE@[159; 166)
+          PATH_TYPE@159..166
-            PATH@[159; 166)
+            PATH@159..166
-              PATH_SEGMENT@[159; 166)
+              PATH_SEGMENT@159..166
-                COLON2@[159; 161) "::"
+                COLON2@159..161 "::"
-                NAME_REF@[161; 166)
+                NAME_REF@161..166
-                  IDENT@[161; 166) "c_int"
+                  IDENT@161..166 "c_int"
-        SEMICOLON@[166; 167) ";"
+        SEMICOLON@166..167 ";"
-      WHITESPACE@[167; 172) "\n    "
+      WHITESPACE@167..172 "\n    "
-      FN_DEF@[172; 276)
+      FN_DEF@172..276
-        VISIBILITY@[172; 175)
+        VISIBILITY@172..175
-          PUB_KW@[172; 175) "pub"
+          PUB_KW@172..175 "pub"
-        WHITESPACE@[175; 176) " "
+        WHITESPACE@175..176 " "
-        FN_KW@[176; 178) "fn"
+        FN_KW@176..178 "fn"
-        WHITESPACE@[178; 179) " "
+        WHITESPACE@178..179 " "
-        NAME@[179; 186)
+        NAME@179..186
-          IDENT@[179; 186) "connect"
+          IDENT@179..186 "connect"
-        PARAM_LIST@[186; 264)
+        PARAM_LIST@186..264
-          L_PAREN@[186; 187) "("
+          L_PAREN@186..187 "("
-          PARAM@[187; 202)
+          PARAM@187..202
-            BIND_PAT@[187; 193)
+            BIND_PAT@187..193
-              NAME@[187; 193)
+              NAME@187..193
-                IDENT@[187; 193) "socket"
+                IDENT@187..193 "socket"
-            COLON@[193; 194) ":"
+            COLON@193..194 ":"
-            WHITESPACE@[194; 195) " "
+            WHITESPACE@194..195 " "
-            PATH_TYPE@[195; 202)
+            PATH_TYPE@195..202
-              PATH@[195; 202)
+              PATH@195..202
-                PATH_SEGMENT@[195; 202)
+                PATH_SEGMENT@195..202
-                  COLON2@[195; 197) "::"
+                  COLON2@195..197 "::"
-                  NAME_REF@[197; 202)
+                  NAME_REF@197..202
-                    IDENT@[197; 202) "c_int"
+                    IDENT@197..202 "c_int"
-          COMMA@[202; 203) ","
+          COMMA@202..203 ","
-          WHITESPACE@[203; 204) " "
+          WHITESPACE@203..204 " "
-          PARAM@[204; 228)
+          PARAM@204..228
-            BIND_PAT@[204; 211)
+            BIND_PAT@204..211
-              NAME@[204; 211)
+              NAME@204..211
-                IDENT@[204; 211) "address"
+                IDENT@204..211 "address"
-            COLON@[211; 212) ":"
+            COLON@211..212 ":"
-            WHITESPACE@[212; 213) " "
+            WHITESPACE@212..213 " "
-            POINTER_TYPE@[213; 228)
+            POINTER_TYPE@213..228
-              STAR@[213; 214) "*"
+              STAR@213..214 "*"
-              CONST_KW@[214; 219) "const"
+              CONST_KW@214..219 "const"
-              WHITESPACE@[219; 220) " "
+              WHITESPACE@219..220 " "
-              PATH_TYPE@[220; 228)
+              PATH_TYPE@220..228
-                PATH@[220; 228)
+                PATH@220..228
-                  PATH_SEGMENT@[220; 228)
+                  PATH_SEGMENT@220..228
-                    NAME_REF@[220; 228)
+                    NAME_REF@220..228
-                      IDENT@[220; 228) "sockaddr"
+                      IDENT@220..228 "sockaddr"
-          COMMA@[228; 229) ","
+          COMMA@228..229 ","
-          WHITESPACE@[229; 249) "\n                   "
+          WHITESPACE@229..249 "\n                   "
-          PARAM@[249; 263)
+          PARAM@249..263
-            BIND_PAT@[249; 252)
+            BIND_PAT@249..252
-              NAME@[249; 252)
+              NAME@249..252
-                IDENT@[249; 252) "len"
+                IDENT@249..252 "len"
-            COLON@[252; 253) ":"
+            COLON@252..253 ":"
-            WHITESPACE@[253; 254) " "
+            WHITESPACE@253..254 " "
-            PATH_TYPE@[254; 263)
+            PATH_TYPE@254..263
-              PATH@[254; 263)
+              PATH@254..263
-                PATH_SEGMENT@[254; 263)
+                PATH_SEGMENT@254..263
-                  NAME_REF@[254; 263)
+                  NAME_REF@254..263
-                    IDENT@[254; 263) "socklen_t"
+                    IDENT@254..263 "socklen_t"
-          R_PAREN@[263; 264) ")"
+          R_PAREN@263..264 ")"
-        WHITESPACE@[264; 265) " "
+        WHITESPACE@264..265 " "
-        RET_TYPE@[265; 275)
+        RET_TYPE@265..275
-          THIN_ARROW@[265; 267) "->"
+          THIN_ARROW@265..267 "->"
-          WHITESPACE@[267; 268) " "
+          WHITESPACE@267..268 " "
-          PATH_TYPE@[268; 275)
+          PATH_TYPE@268..275
-            PATH@[268; 275)
+            PATH@268..275
-              PATH_SEGMENT@[268; 275)
+              PATH_SEGMENT@268..275
-                COLON2@[268; 270) "::"
+                COLON2@268..270 "::"
-                NAME_REF@[270; 275)
+                NAME_REF@270..275
-                  IDENT@[270; 275) "c_int"
+                  IDENT@270..275 "c_int"
-        SEMICOLON@[275; 276) ";"
+        SEMICOLON@275..276 ";"
-      WHITESPACE@[276; 281) "\n    "
+      WHITESPACE@276..281 "\n    "
-      FN_DEF@[281; 341)
+      FN_DEF@281..341
-        VISIBILITY@[281; 284)
+        VISIBILITY@281..284
-          PUB_KW@[281; 284) "pub"
+          PUB_KW@281..284 "pub"
-        WHITESPACE@[284; 285) " "
+        WHITESPACE@284..285 " "
-        FN_KW@[285; 287) "fn"
+        FN_KW@285..287 "fn"
-        WHITESPACE@[287; 288) " "
+        WHITESPACE@287..288 " "
-        NAME@[288; 294)
+        NAME@288..294
-          IDENT@[288; 294) "listen"
+          IDENT@288..294 "listen"
-        PARAM_LIST@[294; 329)
+        PARAM_LIST@294..329
-          L_PAREN@[294; 295) "("
+          L_PAREN@294..295 "("
-          PARAM@[295; 310)
+          PARAM@295..310
-            BIND_PAT@[295; 301)
+            BIND_PAT@295..301
-              NAME@[295; 301)
+              NAME@295..301
-                IDENT@[295; 301) "socket"
+                IDENT@295..301 "socket"
-            COLON@[301; 302) ":"
+            COLON@301..302 ":"
-            WHITESPACE@[302; 303) " "
+            WHITESPACE@302..303 " "
-            PATH_TYPE@[303; 310)
+            PATH_TYPE@303..310
-              PATH@[303; 310)
+              PATH@303..310
-                PATH_SEGMENT@[303; 310)
+                PATH_SEGMENT@303..310
-                  COLON2@[303; 305) "::"
+                  COLON2@303..305 "::"
-                  NAME_REF@[305; 310)
+                  NAME_REF@305..310
-                    IDENT@[305; 310) "c_int"
+                    IDENT@305..310 "c_int"
-          COMMA@[310; 311) ","
+          COMMA@310..311 ","
-          WHITESPACE@[311; 312) " "
+          WHITESPACE@311..312 " "
-          PARAM@[312; 328)
+          PARAM@312..328
-            BIND_PAT@[312; 319)
+            BIND_PAT@312..319
-              NAME@[312; 319)
+              NAME@312..319
-                IDENT@[312; 319) "backlog"
+                IDENT@312..319 "backlog"
-            COLON@[319; 320) ":"
+            COLON@319..320 ":"
-            WHITESPACE@[320; 321) " "
+            WHITESPACE@320..321 " "
-            PATH_TYPE@[321; 328)
+            PATH_TYPE@321..328
-              PATH@[321; 328)
+              PATH@321..328
-                PATH_SEGMENT@[321; 328)
+                PATH_SEGMENT@321..328
-                  COLON2@[321; 323) "::"
+                  COLON2@321..323 "::"
-                  NAME_REF@[323; 328)
+                  NAME_REF@323..328
-                    IDENT@[323; 328) "c_int"
+                    IDENT@323..328 "c_int"
-          R_PAREN@[328; 329) ")"
+          R_PAREN@328..329 ")"
-        WHITESPACE@[329; 330) " "
+        WHITESPACE@329..330 " "
-        RET_TYPE@[330; 340)
+        RET_TYPE@330..340
-          THIN_ARROW@[330; 332) "->"
+          THIN_ARROW@330..332 "->"
-          WHITESPACE@[332; 333) " "
+          WHITESPACE@332..333 " "
-          PATH_TYPE@[333; 340)
+          PATH_TYPE@333..340
-            PATH@[333; 340)
+            PATH@333..340
-              PATH_SEGMENT@[333; 340)
+              PATH_SEGMENT@333..340
-                COLON2@[333; 335) "::"
+                COLON2@333..335 "::"
-                NAME_REF@[335; 340)
+                NAME_REF@335..340
-                  IDENT@[335; 340) "c_int"
+                  IDENT@335..340 "c_int"
-        SEMICOLON@[340; 341) ";"
+        SEMICOLON@340..341 ";"
-      WHITESPACE@[341; 346) "\n    "
+      WHITESPACE@341..346 "\n    "
-      FN_DEF@[346; 469)
+      FN_DEF@346..469
-        VISIBILITY@[346; 349)
+        VISIBILITY@346..349
-          PUB_KW@[346; 349) "pub"
+          PUB_KW@346..349 "pub"
-        WHITESPACE@[349; 350) " "
+        WHITESPACE@349..350 " "
-        FN_KW@[350; 352) "fn"
+        FN_KW@350..352 "fn"
-        WHITESPACE@[352; 353) " "
+        WHITESPACE@352..353 " "
-        NAME@[353; 364)
+        NAME@353..364
-          IDENT@[353; 364) "getsockname"
+          IDENT@353..364 "getsockname"
-        PARAM_LIST@[364; 457)
+        PARAM_LIST@364..457
-          L_PAREN@[364; 365) "("
+          L_PAREN@364..365 "("
-          PARAM@[365; 380)
+          PARAM@365..380
-            BIND_PAT@[365; 371)
+            BIND_PAT@365..371
-              NAME@[365; 371)
+              NAME@365..371
-                IDENT@[365; 371) "socket"
+                IDENT@365..371 "socket"
-            COLON@[371; 372) ":"
+            COLON@371..372 ":"
-            WHITESPACE@[372; 373) " "
+            WHITESPACE@372..373 " "
-            PATH_TYPE@[373; 380)
+            PATH_TYPE@373..380
-              PATH@[373; 380)
+              PATH@373..380
-                PATH_SEGMENT@[373; 380)
+                PATH_SEGMENT@373..380
-                  COLON2@[373; 375) "::"
+                  COLON2@373..375 "::"
-                  NAME_REF@[375; 380)
+                  NAME_REF@375..380
-                    IDENT@[375; 380) "c_int"
+                    IDENT@375..380 "c_int"
-          COMMA@[380; 381) ","
+          COMMA@380..381 ","
-          WHITESPACE@[381; 382) " "
+          WHITESPACE@381..382 " "
-          PARAM@[382; 404)
+          PARAM@382..404
-            BIND_PAT@[382; 389)
+            BIND_PAT@382..389
-              NAME@[382; 389)
+              NAME@382..389
-                IDENT@[382; 389) "address"
+                IDENT@382..389 "address"
-            COLON@[389; 390) ":"
+            COLON@389..390 ":"
-            WHITESPACE@[390; 391) " "
+            WHITESPACE@390..391 " "
-            POINTER_TYPE@[391; 404)
+            POINTER_TYPE@391..404
-              STAR@[391; 392) "*"
+              STAR@391..392 "*"
-              MUT_KW@[392; 395) "mut"
+              MUT_KW@392..395 "mut"
-              WHITESPACE@[395; 396) " "
+              WHITESPACE@395..396 " "
-              PATH_TYPE@[396; 404)
+              PATH_TYPE@396..404
-                PATH@[396; 404)
+                PATH@396..404
-                  PATH_SEGMENT@[396; 404)
+                  PATH_SEGMENT@396..404
-                    NAME_REF@[396; 404)
+                    NAME_REF@396..404
-                      IDENT@[396; 404) "sockaddr"
+                      IDENT@396..404 "sockaddr"
-          COMMA@[404; 405) ","
+          COMMA@404..405 ","
-          WHITESPACE@[405; 429) "\n                       "
+          WHITESPACE@405..429 "\n                       "
-          PARAM@[429; 456)
+          PARAM@429..456
-            BIND_PAT@[429; 440)
+            BIND_PAT@429..440
-              NAME@[429; 440)
+              NAME@429..440
-                IDENT@[429; 440) "address_len"
+                IDENT@429..440 "address_len"
-            COLON@[440; 441) ":"
+            COLON@440..441 ":"
-            WHITESPACE@[441; 442) " "
+            WHITESPACE@441..442 " "
-            POINTER_TYPE@[442; 456)
+            POINTER_TYPE@442..456
-              STAR@[442; 443) "*"
+              STAR@442..443 "*"
-              MUT_KW@[443; 446) "mut"
+              MUT_KW@443..446 "mut"
-              WHITESPACE@[446; 447) " "
+              WHITESPACE@446..447 " "
-              PATH_TYPE@[447; 456)
+              PATH_TYPE@447..456
-                PATH@[447; 456)
+                PATH@447..456
-                  PATH_SEGMENT@[447; 456)
+                  PATH_SEGMENT@447..456
-                    NAME_REF@[447; 456)
+                    NAME_REF@447..456
-                      IDENT@[447; 456) "socklen_t"
+                      IDENT@447..456 "socklen_t"
-          R_PAREN@[456; 457) ")"
+          R_PAREN@456..457 ")"
-        WHITESPACE@[457; 458) " "
+        WHITESPACE@457..458 " "
-        RET_TYPE@[458; 468)
+        RET_TYPE@458..468
-          THIN_ARROW@[458; 460) "->"
+          THIN_ARROW@458..460 "->"
-          WHITESPACE@[460; 461) " "
+          WHITESPACE@460..461 " "
-          PATH_TYPE@[461; 468)
+          PATH_TYPE@461..468
-            PATH@[461; 468)
+            PATH@461..468
-              PATH_SEGMENT@[461; 468)
+              PATH_SEGMENT@461..468
-                COLON2@[461; 463) "::"
+                COLON2@461..463 "::"
-                NAME_REF@[463; 468)
+                NAME_REF@463..468
-                  IDENT@[463; 468) "c_int"
+                  IDENT@463..468 "c_int"
-        SEMICOLON@[468; 469) ";"
+        SEMICOLON@468..469 ";"
-      WHITESPACE@[469; 474) "\n    "
+      WHITESPACE@469..474 "\n    "
-      FN_DEF@[474; 691)
+      FN_DEF@474..691
-        VISIBILITY@[474; 477)
+        VISIBILITY@474..477
-          PUB_KW@[474; 477) "pub"
+          PUB_KW@474..477 "pub"
-        WHITESPACE@[477; 478) " "
+        WHITESPACE@477..478 " "
-        FN_KW@[478; 480) "fn"
+        FN_KW@478..480 "fn"
-        WHITESPACE@[480; 481) " "
+        WHITESPACE@480..481 " "
-        NAME@[481; 491)
+        NAME@481..491
-          IDENT@[481; 491) "getsockopt"
+          IDENT@481..491 "getsockopt"
-        PARAM_LIST@[491; 679)
+        PARAM_LIST@491..679
-          L_PAREN@[491; 492) "("
+          L_PAREN@491..492 "("
-          PARAM@[492; 507)
+          PARAM@492..507
-            BIND_PAT@[492; 498)
+            BIND_PAT@492..498
-              NAME@[492; 498)
+              NAME@492..498
-                IDENT@[492; 498) "sockfd"
+                IDENT@492..498 "sockfd"
-            COLON@[498; 499) ":"
+            COLON@498..499 ":"
-            WHITESPACE@[499; 500) " "
+            WHITESPACE@499..500 " "
-            PATH_TYPE@[500; 507)
+            PATH_TYPE@500..507
-              PATH@[500; 507)
+              PATH@500..507
-                PATH_SEGMENT@[500; 507)
+                PATH_SEGMENT@500..507
-                  COLON2@[500; 502) "::"
+                  COLON2@500..502 "::"
-                  NAME_REF@[502; 507)
+                  NAME_REF@502..507
-                    IDENT@[502; 507) "c_int"
+                    IDENT@502..507 "c_int"
-          COMMA@[507; 508) ","
+          COMMA@507..508 ","
-          WHITESPACE@[508; 531) "\n                      "
+          WHITESPACE@508..531 "\n                      "
-          PARAM@[531; 545)
+          PARAM@531..545
-            BIND_PAT@[531; 536)
+            BIND_PAT@531..536
-              NAME@[531; 536)
+              NAME@531..536
-                IDENT@[531; 536) "level"
+                IDENT@531..536 "level"
-            COLON@[536; 537) ":"
+            COLON@536..537 ":"
-            WHITESPACE@[537; 538) " "
+            WHITESPACE@537..538 " "
-            PATH_TYPE@[538; 545)
+            PATH_TYPE@538..545
-              PATH@[538; 545)
+              PATH@538..545
-                PATH_SEGMENT@[538; 545)
+                PATH_SEGMENT@538..545
-                  COLON2@[538; 540) "::"
+                  COLON2@538..540 "::"
-                  NAME_REF@[540; 545)
+                  NAME_REF@540..545
-                    IDENT@[540; 545) "c_int"
+                    IDENT@540..545 "c_int"
-          COMMA@[545; 546) ","
+          COMMA@545..546 ","
-          WHITESPACE@[546; 569) "\n                      "
+          WHITESPACE@546..569 "\n                      "
-          PARAM@[569; 585)
+          PARAM@569..585
-            BIND_PAT@[569; 576)
+            BIND_PAT@569..576
-              NAME@[569; 576)
+              NAME@569..576
-                IDENT@[569; 576) "optname"
+                IDENT@569..576 "optname"
-            COLON@[576; 577) ":"
+            COLON@576..577 ":"
-            WHITESPACE@[577; 578) " "
+            WHITESPACE@577..578 " "
-            PATH_TYPE@[578; 585)
+            PATH_TYPE@578..585
-              PATH@[578; 585)
+              PATH@578..585
-                PATH_SEGMENT@[578; 585)
+                PATH_SEGMENT@578..585
-                  COLON2@[578; 580) "::"
+                  COLON2@578..580 "::"
-                  NAME_REF@[580; 585)
+                  NAME_REF@580..585
-                    IDENT@[580; 585) "c_int"
+                    IDENT@580..585 "c_int"
-          COMMA@[585; 586) ","
+          COMMA@585..586 ","
-          WHITESPACE@[586; 609) "\n                      "
+          WHITESPACE@586..609 "\n                      "
-          PARAM@[609; 630)
+          PARAM@609..630
-            BIND_PAT@[609; 615)
+            BIND_PAT@609..615
-              NAME@[609; 615)
+              NAME@609..615
-                IDENT@[609; 615) "optval"
+                IDENT@609..615 "optval"
-            COLON@[615; 616) ":"
+            COLON@615..616 ":"
-            WHITESPACE@[616; 617) " "
+            WHITESPACE@616..617 " "
-            POINTER_TYPE@[617; 630)
+            POINTER_TYPE@617..630
-              STAR@[617; 618) "*"
+              STAR@617..618 "*"
-              MUT_KW@[618; 621) "mut"
+              MUT_KW@618..621 "mut"
-              WHITESPACE@[621; 622) " "
+              WHITESPACE@621..622 " "
-              PATH_TYPE@[622; 630)
+              PATH_TYPE@622..630
-                PATH@[622; 630)
+                PATH@622..630
-                  PATH_SEGMENT@[622; 630)
+                  PATH_SEGMENT@622..630
-                    COLON2@[622; 624) "::"
+                    COLON2@622..624 "::"
-                    NAME_REF@[624; 630)
+                    NAME_REF@624..630
-                      IDENT@[624; 630) "c_void"
+                      IDENT@624..630 "c_void"
-          COMMA@[630; 631) ","
+          COMMA@630..631 ","
-          WHITESPACE@[631; 654) "\n                      "
+          WHITESPACE@631..654 "\n                      "
-          PARAM@[654; 678)
+          PARAM@654..678
-            BIND_PAT@[654; 660)
+            BIND_PAT@654..660
-              NAME@[654; 660)
+              NAME@654..660
-                IDENT@[654; 660) "optlen"
+                IDENT@654..660 "optlen"
-            COLON@[660; 661) ":"
+            COLON@660..661 ":"
-            WHITESPACE@[661; 662) " "
+            WHITESPACE@661..662 " "
-            POINTER_TYPE@[662; 678)
+            POINTER_TYPE@662..678
-              STAR@[662; 663) "*"
+              STAR@662..663 "*"
-              MUT_KW@[663; 666) "mut"
+              MUT_KW@663..666 "mut"
-              WHITESPACE@[666; 667) " "
+              WHITESPACE@666..667 " "
-              PATH_TYPE@[667; 678)
+              PATH_TYPE@667..678
-                PATH@[667; 678)
+                PATH@667..678
-                  PATH_SEGMENT@[667; 678)
+                  PATH_SEGMENT@667..678
-                    COLON2@[667; 669) "::"
+                    COLON2@667..669 "::"
-                    NAME_REF@[669; 678)
+                    NAME_REF@669..678
-                      IDENT@[669; 678) "socklen_t"
+                      IDENT@669..678 "socklen_t"
-          R_PAREN@[678; 679) ")"
+          R_PAREN@678..679 ")"
-        WHITESPACE@[679; 680) " "
+        WHITESPACE@679..680 " "
-        RET_TYPE@[680; 690)
+        RET_TYPE@680..690
-          THIN_ARROW@[680; 682) "->"
+          THIN_ARROW@680..682 "->"
-          WHITESPACE@[682; 683) " "
+          WHITESPACE@682..683 " "
-          PATH_TYPE@[683; 690)
+          PATH_TYPE@683..690
-            PATH@[683; 690)
+            PATH@683..690
-              PATH_SEGMENT@[683; 690)
+              PATH_SEGMENT@683..690
-                COLON2@[683; 685) "::"
+                COLON2@683..685 "::"
-                NAME_REF@[685; 690)
+                NAME_REF@685..690
-                  IDENT@[685; 690) "c_int"
+                  IDENT@685..690 "c_int"
-        SEMICOLON@[690; 691) ";"
+        SEMICOLON@690..691 ";"
-      WHITESPACE@[691; 696) "\n    "
+      WHITESPACE@691..696 "\n    "
-      FN_DEF@[696; 864)
+      FN_DEF@696..864
-        VISIBILITY@[696; 699)
+        VISIBILITY@696..699
-          PUB_KW@[696; 699) "pub"
+          PUB_KW@696..699 "pub"
-        WHITESPACE@[699; 700) " "
+        WHITESPACE@699..700 " "
-        FN_KW@[700; 702) "fn"
+        FN_KW@700..702 "fn"
-        WHITESPACE@[702; 703) " "
+        WHITESPACE@702..703 " "
-        NAME@[703; 713)
+        NAME@703..713
-          IDENT@[703; 713) "setsockopt"
+          IDENT@703..713 "setsockopt"
-        PARAM_LIST@[713; 852)
+        PARAM_LIST@713..852
-          L_PAREN@[713; 714) "("
+          L_PAREN@713..714 "("
-          PARAM@[714; 729)
+          PARAM@714..729
-            BIND_PAT@[714; 720)
+            BIND_PAT@714..720
-              NAME@[714; 720)
+              NAME@714..720
-                IDENT@[714; 720) "socket"
+                IDENT@714..720 "socket"
-            COLON@[720; 721) ":"
+            COLON@720..721 ":"
-            WHITESPACE@[721; 722) " "
+            WHITESPACE@721..722 " "
-            PATH_TYPE@[722; 729)
+            PATH_TYPE@722..729
-              PATH@[722; 729)
+              PATH@722..729
-                PATH_SEGMENT@[722; 729)
+                PATH_SEGMENT@722..729
-                  COLON2@[722; 724) "::"
+                  COLON2@722..724 "::"
-                  NAME_REF@[724; 729)
+                  NAME_REF@724..729
-                    IDENT@[724; 729) "c_int"
+                    IDENT@724..729 "c_int"
-          COMMA@[729; 730) ","
+          COMMA@729..730 ","
-          WHITESPACE@[730; 731) " "
+          WHITESPACE@730..731 " "
-          PARAM@[731; 745)
+          PARAM@731..745
-            BIND_PAT@[731; 736)
+            BIND_PAT@731..736
-              NAME@[731; 736)
+              NAME@731..736
-                IDENT@[731; 736) "level"
+                IDENT@731..736 "level"
-            COLON@[736; 737) ":"
+            COLON@736..737 ":"
-            WHITESPACE@[737; 738) " "
+            WHITESPACE@737..738 " "
-            PATH_TYPE@[738; 745)
+            PATH_TYPE@738..745
-              PATH@[738; 745)
+              PATH@738..745
-                PATH_SEGMENT@[738; 745)
+                PATH_SEGMENT@738..745
-                  COLON2@[738; 740) "::"
+                  COLON2@738..740 "::"
-                  NAME_REF@[740; 745)
+                  NAME_REF@740..745
-                    IDENT@[740; 745) "c_int"
+                    IDENT@740..745 "c_int"
-          COMMA@[745; 746) ","
+          COMMA@745..746 ","
-          WHITESPACE@[746; 747) " "
+          WHITESPACE@746..747 " "
-          PARAM@[747; 760)
+          PARAM@747..760
-            BIND_PAT@[747; 751)
+            BIND_PAT@747..751
-              NAME@[747; 751)
+              NAME@747..751
-                IDENT@[747; 751) "name"
+                IDENT@747..751 "name"
-            COLON@[751; 752) ":"
+            COLON@751..752 ":"
-            WHITESPACE@[752; 753) " "
+            WHITESPACE@752..753 " "
-            PATH_TYPE@[753; 760)
+            PATH_TYPE@753..760
-              PATH@[753; 760)
+              PATH@753..760
-                PATH_SEGMENT@[753; 760)
+                PATH_SEGMENT@753..760
-                  COLON2@[753; 755) "::"
+                  COLON2@753..755 "::"
-                  NAME_REF@[755; 760)
+                  NAME_REF@755..760
-                    IDENT@[755; 760) "c_int"
+                    IDENT@755..760 "c_int"
-          COMMA@[760; 761) ","
+          COMMA@760..761 ","
-          WHITESPACE@[761; 784) "\n                      "
+          WHITESPACE@761..784 "\n                      "
-          PARAM@[784; 806)
+          PARAM@784..806
-            BIND_PAT@[784; 789)
+            BIND_PAT@784..789
-              NAME@[784; 789)
+              NAME@784..789
-                IDENT@[784; 789) "value"
+                IDENT@784..789 "value"
-            COLON@[789; 790) ":"
+            COLON@789..790 ":"
-            WHITESPACE@[790; 791) " "
+            WHITESPACE@790..791 " "
-            POINTER_TYPE@[791; 806)
+            POINTER_TYPE@791..806
-              STAR@[791; 792) "*"
+              STAR@791..792 "*"
-              CONST_KW@[792; 797) "const"
+              CONST_KW@792..797 "const"
-              WHITESPACE@[797; 798) " "
+              WHITESPACE@797..798 " "
-              PATH_TYPE@[798; 806)
+              PATH_TYPE@798..806
-                PATH@[798; 806)
+                PATH@798..806
-                  PATH_SEGMENT@[798; 806)
+                  PATH_SEGMENT@798..806
-                    COLON2@[798; 800) "::"
+                    COLON2@798..800 "::"
-                    NAME_REF@[800; 806)
+                    NAME_REF@800..806
-                      IDENT@[800; 806) "c_void"
+                      IDENT@800..806 "c_void"
-          COMMA@[806; 807) ","
+          COMMA@806..807 ","
-          WHITESPACE@[807; 830) "\n                      "
+          WHITESPACE@807..830 "\n                      "
-          PARAM@[830; 851)
+          PARAM@830..851
-            BIND_PAT@[830; 840)
+            BIND_PAT@830..840
-              NAME@[830; 840)
+              NAME@830..840
-                IDENT@[830; 840) "option_len"
+                IDENT@830..840 "option_len"
-            COLON@[840; 841) ":"
+            COLON@840..841 ":"
-            WHITESPACE@[841; 842) " "
+            WHITESPACE@841..842 " "
-            PATH_TYPE@[842; 851)
+            PATH_TYPE@842..851
-              PATH@[842; 851)
+              PATH@842..851
-                PATH_SEGMENT@[842; 851)
+                PATH_SEGMENT@842..851
-                  NAME_REF@[842; 851)
+                  NAME_REF@842..851
-                    IDENT@[842; 851) "socklen_t"
+                    IDENT@842..851 "socklen_t"
-          R_PAREN@[851; 852) ")"
+          R_PAREN@851..852 ")"
-        WHITESPACE@[852; 853) " "
+        WHITESPACE@852..853 " "
-        RET_TYPE@[853; 863)
+        RET_TYPE@853..863
-          THIN_ARROW@[853; 855) "->"
+          THIN_ARROW@853..855 "->"
-          WHITESPACE@[855; 856) " "
+          WHITESPACE@855..856 " "
-          PATH_TYPE@[856; 863)
+          PATH_TYPE@856..863
-            PATH@[856; 863)
+            PATH@856..863
-              PATH_SEGMENT@[856; 863)
+              PATH_SEGMENT@856..863
-                COLON2@[856; 858) "::"
+                COLON2@856..858 "::"
-                NAME_REF@[858; 863)
+                NAME_REF@858..863
-                  IDENT@[858; 863) "c_int"
+                  IDENT@858..863 "c_int"
-        SEMICOLON@[863; 864) ";"
+        SEMICOLON@863..864 ";"
-      WHITESPACE@[864; 869) "\n    "
+      WHITESPACE@864..869 "\n    "
-      FN_DEF@[869; 992)
+      FN_DEF@869..992
-        VISIBILITY@[869; 872)
+        VISIBILITY@869..872
-          PUB_KW@[869; 872) "pub"
+          PUB_KW@869..872 "pub"
-        WHITESPACE@[872; 873) " "
+        WHITESPACE@872..873 " "
-        FN_KW@[873; 875) "fn"
+        FN_KW@873..875 "fn"
-        WHITESPACE@[875; 876) " "
+        WHITESPACE@875..876 " "
-        NAME@[876; 887)
+        NAME@876..887
-          IDENT@[876; 887) "getpeername"
+          IDENT@876..887 "getpeername"
-        PARAM_LIST@[887; 980)
+        PARAM_LIST@887..980
-          L_PAREN@[887; 888) "("
+          L_PAREN@887..888 "("
-          PARAM@[888; 903)
+          PARAM@888..903
-            BIND_PAT@[888; 894)
+            BIND_PAT@888..894
-              NAME@[888; 894)
+              NAME@888..894
-                IDENT@[888; 894) "socket"
+                IDENT@888..894 "socket"
-            COLON@[894; 895) ":"
+            COLON@894..895 ":"
-            WHITESPACE@[895; 896) " "
+            WHITESPACE@895..896 " "
-            PATH_TYPE@[896; 903)
+            PATH_TYPE@896..903
-              PATH@[896; 903)
+              PATH@896..903
-                PATH_SEGMENT@[896; 903)
+                PATH_SEGMENT@896..903
-                  COLON2@[896; 898) "::"
+                  COLON2@896..898 "::"
-                  NAME_REF@[898; 903)
+                  NAME_REF@898..903
-                    IDENT@[898; 903) "c_int"
+                    IDENT@898..903 "c_int"
-          COMMA@[903; 904) ","
+          COMMA@903..904 ","
-          WHITESPACE@[904; 905) " "
+          WHITESPACE@904..905 " "
-          PARAM@[905; 927)
+          PARAM@905..927
-            BIND_PAT@[905; 912)
+            BIND_PAT@905..912
-              NAME@[905; 912)
+              NAME@905..912
-                IDENT@[905; 912) "address"
+                IDENT@905..912 "address"
-            COLON@[912; 913) ":"
+            COLON@912..913 ":"
-            WHITESPACE@[913; 914) " "
+            WHITESPACE@913..914 " "
-            POINTER_TYPE@[914; 927)
+            POINTER_TYPE@914..927
-              STAR@[914; 915) "*"
+              STAR@914..915 "*"
-              MUT_KW@[915; 918) "mut"
+              MUT_KW@915..918 "mut"
-              WHITESPACE@[918; 919) " "
+              WHITESPACE@918..919 " "
-              PATH_TYPE@[919; 927)
+              PATH_TYPE@919..927
-                PATH@[919; 927)
+                PATH@919..927
-                  PATH_SEGMENT@[919; 927)
+                  PATH_SEGMENT@919..927
-                    NAME_REF@[919; 927)
+                    NAME_REF@919..927
-                      IDENT@[919; 927) "sockaddr"
+                      IDENT@919..927 "sockaddr"
-          COMMA@[927; 928) ","
+          COMMA@927..928 ","
-          WHITESPACE@[928; 952) "\n                       "
+          WHITESPACE@928..952 "\n                       "
-          PARAM@[952; 979)
+          PARAM@952..979
-            BIND_PAT@[952; 963)
+            BIND_PAT@952..963
-              NAME@[952; 963)
+              NAME@952..963
-                IDENT@[952; 963) "address_len"
+                IDENT@952..963 "address_len"
-            COLON@[963; 964) ":"
+            COLON@963..964 ":"
-            WHITESPACE@[964; 965) " "
+            WHITESPACE@964..965 " "
-            POINTER_TYPE@[965; 979)
+            POINTER_TYPE@965..979
-              STAR@[965; 966) "*"
+              STAR@965..966 "*"
-              MUT_KW@[966; 969) "mut"
+              MUT_KW@966..969 "mut"
-              WHITESPACE@[969; 970) " "
+              WHITESPACE@969..970 " "
-              PATH_TYPE@[970; 979)
+              PATH_TYPE@970..979
-                PATH@[970; 979)
+                PATH@970..979
-                  PATH_SEGMENT@[970; 979)
+                  PATH_SEGMENT@970..979
-                    NAME_REF@[970; 979)
+                    NAME_REF@970..979
-                      IDENT@[970; 979) "socklen_t"
+                      IDENT@970..979 "socklen_t"
-          R_PAREN@[979; 980) ")"
+          R_PAREN@979..980 ")"
-        WHITESPACE@[980; 981) " "
+        WHITESPACE@980..981 " "
-        RET_TYPE@[981; 991)
+        RET_TYPE@981..991
-          THIN_ARROW@[981; 983) "->"
+          THIN_ARROW@981..983 "->"
-          WHITESPACE@[983; 984) " "
+          WHITESPACE@983..984 " "
-          PATH_TYPE@[984; 991)
+          PATH_TYPE@984..991
-            PATH@[984; 991)
+            PATH@984..991
-              PATH_SEGMENT@[984; 991)
+              PATH_SEGMENT@984..991
-                COLON2@[984; 986) "::"
+                COLON2@984..986 "::"
-                NAME_REF@[986; 991)
+                NAME_REF@986..991
-                  IDENT@[986; 991) "c_int"
+                  IDENT@986..991 "c_int"
-        SEMICOLON@[991; 992) ";"
+        SEMICOLON@991..992 ";"
-      WHITESPACE@[992; 997) "\n    "
+      WHITESPACE@992..997 "\n    "
-      FN_DEF@[997; 1173)
+      FN_DEF@997..1173
-        VISIBILITY@[997; 1000)
+        VISIBILITY@997..1000
-          PUB_KW@[997; 1000) "pub"
+          PUB_KW@997..1000 "pub"
-        WHITESPACE@[1000; 1001) " "
+        WHITESPACE@1000..1001 " "
-        FN_KW@[1001; 1003) "fn"
+        FN_KW@1001..1003 "fn"
-        WHITESPACE@[1003; 1004) " "
+        WHITESPACE@1003..1004 " "
-        NAME@[1004; 1010)
+        NAME@1004..1010
-          IDENT@[1004; 1010) "sendto"
+          IDENT@1004..1010 "sendto"
-        PARAM_LIST@[1010; 1159)
+        PARAM_LIST@1010..1159
-          L_PAREN@[1010; 1011) "("
+          L_PAREN@1010..1011 "("
-          PARAM@[1011; 1026)
+          PARAM@1011..1026
-            BIND_PAT@[1011; 1017)
+            BIND_PAT@1011..1017
-              NAME@[1011; 1017)
+              NAME@1011..1017
-                IDENT@[1011; 1017) "socket"
+                IDENT@1011..1017 "socket"
-            COLON@[1017; 1018) ":"
+            COLON@1017..1018 ":"
-            WHITESPACE@[1018; 1019) " "
+            WHITESPACE@1018..1019 " "
-            PATH_TYPE@[1019; 1026)
+            PATH_TYPE@1019..1026
-              PATH@[1019; 1026)
+              PATH@1019..1026
-                PATH_SEGMENT@[1019; 1026)
+                PATH_SEGMENT@1019..1026
-                  COLON2@[1019; 1021) "::"
+                  COLON2@1019..1021 "::"
-                  NAME_REF@[1021; 1026)
+                  NAME_REF@1021..1026
-                    IDENT@[1021; 1026) "c_int"
+                    IDENT@1021..1026 "c_int"
-          COMMA@[1026; 1027) ","
+          COMMA@1026..1027 ","
-          WHITESPACE@[1027; 1028) " "
+          WHITESPACE@1027..1028 " "
-          PARAM@[1028; 1048)
+          PARAM@1028..1048
-            BIND_PAT@[1028; 1031)
+            BIND_PAT@1028..1031
-              NAME@[1028; 1031)
+              NAME@1028..1031
-                IDENT@[1028; 1031) "buf"
+                IDENT@1028..1031 "buf"
-            COLON@[1031; 1032) ":"
+            COLON@1031..1032 ":"
-            WHITESPACE@[1032; 1033) " "
+            WHITESPACE@1032..1033 " "
-            POINTER_TYPE@[1033; 1048)
+            POINTER_TYPE@1033..1048
-              STAR@[1033; 1034) "*"
+              STAR@1033..1034 "*"
-              CONST_KW@[1034; 1039) "const"
+              CONST_KW@1034..1039 "const"
-              WHITESPACE@[1039; 1040) " "
+              WHITESPACE@1039..1040 " "
-              PATH_TYPE@[1040; 1048)
+              PATH_TYPE@1040..1048
-                PATH@[1040; 1048)
+                PATH@1040..1048
-                  PATH_SEGMENT@[1040; 1048)
+                  PATH_SEGMENT@1040..1048
-                    COLON2@[1040; 1042) "::"
+                    COLON2@1040..1042 "::"
-                    NAME_REF@[1042; 1048)
+                    NAME_REF@1042..1048
-                      IDENT@[1042; 1048) "c_void"
+                      IDENT@1042..1048 "c_void"
-          COMMA@[1048; 1049) ","
+          COMMA@1048..1049 ","
-          WHITESPACE@[1049; 1050) " "
+          WHITESPACE@1049..1050 " "
-          PARAM@[1050; 1063)
+          PARAM@1050..1063
-            BIND_PAT@[1050; 1053)
+            BIND_PAT@1050..1053
-              NAME@[1050; 1053)
+              NAME@1050..1053
-                IDENT@[1050; 1053) "len"
+                IDENT@1050..1053 "len"
-            COLON@[1053; 1054) ":"
+            COLON@1053..1054 ":"
-            WHITESPACE@[1054; 1055) " "
+            WHITESPACE@1054..1055 " "
-            PATH_TYPE@[1055; 1063)
+            PATH_TYPE@1055..1063
-              PATH@[1055; 1063)
+              PATH@1055..1063
-                PATH_SEGMENT@[1055; 1063)
+                PATH_SEGMENT@1055..1063
-                  COLON2@[1055; 1057) "::"
+                  COLON2@1055..1057 "::"
-                  NAME_REF@[1057; 1063)
+                  NAME_REF@1057..1063
-                    IDENT@[1057; 1063) "size_t"
+                    IDENT@1057..1063 "size_t"
-          COMMA@[1063; 1064) ","
+          COMMA@1063..1064 ","
-          WHITESPACE@[1064; 1083) "\n                  "
+          WHITESPACE@1064..1083 "\n                  "
-          PARAM@[1083; 1097)
+          PARAM@1083..1097
-            BIND_PAT@[1083; 1088)
+            BIND_PAT@1083..1088
-              NAME@[1083; 1088)
+              NAME@1083..1088
-                IDENT@[1083; 1088) "flags"
+                IDENT@1083..1088 "flags"
-            COLON@[1088; 1089) ":"
+            COLON@1088..1089 ":"
-            WHITESPACE@[1089; 1090) " "
+            WHITESPACE@1089..1090 " "
-            PATH_TYPE@[1090; 1097)
+            PATH_TYPE@1090..1097
-              PATH@[1090; 1097)
+              PATH@1090..1097
-                PATH_SEGMENT@[1090; 1097)
+                PATH_SEGMENT@1090..1097
-                  COLON2@[1090; 1092) "::"
+                  COLON2@1090..1092 "::"
-                  NAME_REF@[1092; 1097)
+                  NAME_REF@1092..1097
-                    IDENT@[1092; 1097) "c_int"
+                    IDENT@1092..1097 "c_int"
-          COMMA@[1097; 1098) ","
+          COMMA@1097..1098 ","
-          WHITESPACE@[1098; 1099) " "
+          WHITESPACE@1098..1099 " "
-          PARAM@[1099; 1120)
+          PARAM@1099..1120
-            BIND_PAT@[1099; 1103)
+            BIND_PAT@1099..1103
-              NAME@[1099; 1103)
+              NAME@1099..1103
-                IDENT@[1099; 1103) "addr"
+                IDENT@1099..1103 "addr"
-            COLON@[1103; 1104) ":"
+            COLON@1103..1104 ":"
-            WHITESPACE@[1104; 1105) " "
+            WHITESPACE@1104..1105 " "
-            POINTER_TYPE@[1105; 1120)
+            POINTER_TYPE@1105..1120
-              STAR@[1105; 1106) "*"
+              STAR@1105..1106 "*"
-              CONST_KW@[1106; 1111) "const"
+              CONST_KW@1106..1111 "const"
-              WHITESPACE@[1111; 1112) " "
+              WHITESPACE@1111..1112 " "
-              PATH_TYPE@[1112; 1120)
+              PATH_TYPE@1112..1120
-                PATH@[1112; 1120)
+                PATH@1112..1120
-                  PATH_SEGMENT@[1112; 1120)
+                  PATH_SEGMENT@1112..1120
-                    NAME_REF@[1112; 1120)
+                    NAME_REF@1112..1120
-                      IDENT@[1112; 1120) "sockaddr"
+                      IDENT@1112..1120 "sockaddr"
-          COMMA@[1120; 1121) ","
+          COMMA@1120..1121 ","
-          WHITESPACE@[1121; 1140) "\n                  "
+          WHITESPACE@1121..1140 "\n                  "
-          PARAM@[1140; 1158)
+          PARAM@1140..1158
-            BIND_PAT@[1140; 1147)
+            BIND_PAT@1140..1147
-              NAME@[1140; 1147)
+              NAME@1140..1147
-                IDENT@[1140; 1147) "addrlen"
+                IDENT@1140..1147 "addrlen"
-            COLON@[1147; 1148) ":"
+            COLON@1147..1148 ":"
-            WHITESPACE@[1148; 1149) " "
+            WHITESPACE@1148..1149 " "
-            PATH_TYPE@[1149; 1158)
+            PATH_TYPE@1149..1158
-              PATH@[1149; 1158)
+              PATH@1149..1158
-                PATH_SEGMENT@[1149; 1158)
+                PATH_SEGMENT@1149..1158
-                  NAME_REF@[1149; 1158)
+                  NAME_REF@1149..1158
-                    IDENT@[1149; 1158) "socklen_t"
+                    IDENT@1149..1158 "socklen_t"
-          R_PAREN@[1158; 1159) ")"
+          R_PAREN@1158..1159 ")"
-        WHITESPACE@[1159; 1160) " "
+        WHITESPACE@1159..1160 " "
-        RET_TYPE@[1160; 1172)
+        RET_TYPE@1160..1172
-          THIN_ARROW@[1160; 1162) "->"
+          THIN_ARROW@1160..1162 "->"
-          WHITESPACE@[1162; 1163) " "
+          WHITESPACE@1162..1163 " "
-          PATH_TYPE@[1163; 1172)
+          PATH_TYPE@1163..1172
-            PATH@[1163; 1172)
+            PATH@1163..1172
-              PATH_SEGMENT@[1163; 1172)
+              PATH_SEGMENT@1163..1172
-                COLON2@[1163; 1165) "::"
+                COLON2@1163..1165 "::"
-                NAME_REF@[1165; 1172)
+                NAME_REF@1165..1172
-                  IDENT@[1165; 1172) "ssize_t"
+                  IDENT@1165..1172 "ssize_t"
-        SEMICOLON@[1172; 1173) ";"
+        SEMICOLON@1172..1173 ";"
-      WHITESPACE@[1173; 1178) "\n    "
+      WHITESPACE@1173..1178 "\n    "
-      FN_DEF@[1178; 1289)
+      FN_DEF@1178..1289
-        VISIBILITY@[1178; 1181)
+        VISIBILITY@1178..1181
-          PUB_KW@[1178; 1181) "pub"
+          PUB_KW@1178..1181 "pub"
-        WHITESPACE@[1181; 1182) " "
+        WHITESPACE@1181..1182 " "
-        FN_KW@[1182; 1184) "fn"
+        FN_KW@1182..1184 "fn"
-        WHITESPACE@[1184; 1185) " "
+        WHITESPACE@1184..1185 " "
-        NAME@[1185; 1189)
+        NAME@1185..1189
-          IDENT@[1185; 1189) "send"
+          IDENT@1185..1189 "send"
-        PARAM_LIST@[1189; 1275)
+        PARAM_LIST@1189..1275
-          L_PAREN@[1189; 1190) "("
+          L_PAREN@1189..1190 "("
-          PARAM@[1190; 1205)
+          PARAM@1190..1205
-            BIND_PAT@[1190; 1196)
+            BIND_PAT@1190..1196
-              NAME@[1190; 1196)
+              NAME@1190..1196
-                IDENT@[1190; 1196) "socket"
+                IDENT@1190..1196 "socket"
-            COLON@[1196; 1197) ":"
+            COLON@1196..1197 ":"
-            WHITESPACE@[1197; 1198) " "
+            WHITESPACE@1197..1198 " "
-            PATH_TYPE@[1198; 1205)
+            PATH_TYPE@1198..1205
-              PATH@[1198; 1205)
+              PATH@1198..1205
-                PATH_SEGMENT@[1198; 1205)
+                PATH_SEGMENT@1198..1205
-                  COLON2@[1198; 1200) "::"
+                  COLON2@1198..1200 "::"
-                  NAME_REF@[1200; 1205)
+                  NAME_REF@1200..1205
-                    IDENT@[1200; 1205) "c_int"
+                    IDENT@1200..1205 "c_int"
-          COMMA@[1205; 1206) ","
+          COMMA@1205..1206 ","
-          WHITESPACE@[1206; 1207) " "
+          WHITESPACE@1206..1207 " "
-          PARAM@[1207; 1227)
+          PARAM@1207..1227
-            BIND_PAT@[1207; 1210)
+            BIND_PAT@1207..1210
-              NAME@[1207; 1210)
+              NAME@1207..1210
-                IDENT@[1207; 1210) "buf"
+                IDENT@1207..1210 "buf"
-            COLON@[1210; 1211) ":"
+            COLON@1210..1211 ":"
-            WHITESPACE@[1211; 1212) " "
+            WHITESPACE@1211..1212 " "
-            POINTER_TYPE@[1212; 1227)
+            POINTER_TYPE@1212..1227
-              STAR@[1212; 1213) "*"
+              STAR@1212..1213 "*"
-              CONST_KW@[1213; 1218) "const"
+              CONST_KW@1213..1218 "const"
-              WHITESPACE@[1218; 1219) " "
+              WHITESPACE@1218..1219 " "
-              PATH_TYPE@[1219; 1227)
+              PATH_TYPE@1219..1227
-                PATH@[1219; 1227)
+                PATH@1219..1227
-                  PATH_SEGMENT@[1219; 1227)
+                  PATH_SEGMENT@1219..1227
-                    COLON2@[1219; 1221) "::"
+                    COLON2@1219..1221 "::"
-                    NAME_REF@[1221; 1227)
+                    NAME_REF@1221..1227
-                      IDENT@[1221; 1227) "c_void"
+                      IDENT@1221..1227 "c_void"
-          COMMA@[1227; 1228) ","
+          COMMA@1227..1228 ","
-          WHITESPACE@[1228; 1229) " "
+          WHITESPACE@1228..1229 " "
-          PARAM@[1229; 1242)
+          PARAM@1229..1242
-            BIND_PAT@[1229; 1232)
+            BIND_PAT@1229..1232
-              NAME@[1229; 1232)
+              NAME@1229..1232
-                IDENT@[1229; 1232) "len"
+                IDENT@1229..1232 "len"
-            COLON@[1232; 1233) ":"
+            COLON@1232..1233 ":"
-            WHITESPACE@[1233; 1234) " "
+            WHITESPACE@1233..1234 " "
-            PATH_TYPE@[1234; 1242)
+            PATH_TYPE@1234..1242
-              PATH@[1234; 1242)
+              PATH@1234..1242
-                PATH_SEGMENT@[1234; 1242)
+                PATH_SEGMENT@1234..1242
-                  COLON2@[1234; 1236) "::"
+                  COLON2@1234..1236 "::"
-                  NAME_REF@[1236; 1242)
+                  NAME_REF@1236..1242
-                    IDENT@[1236; 1242) "size_t"
+                    IDENT@1236..1242 "size_t"
-          COMMA@[1242; 1243) ","
+          COMMA@1242..1243 ","
-          WHITESPACE@[1243; 1260) "\n                "
+          WHITESPACE@1243..1260 "\n                "
-          PARAM@[1260; 1274)
+          PARAM@1260..1274
-            BIND_PAT@[1260; 1265)
+            BIND_PAT@1260..1265
-              NAME@[1260; 1265)
+              NAME@1260..1265
-                IDENT@[1260; 1265) "flags"
+                IDENT@1260..1265 "flags"
-            COLON@[1265; 1266) ":"
+            COLON@1265..1266 ":"
-            WHITESPACE@[1266; 1267) " "
+            WHITESPACE@1266..1267 " "
-            PATH_TYPE@[1267; 1274)
+            PATH_TYPE@1267..1274
-              PATH@[1267; 1274)
+              PATH@1267..1274
-                PATH_SEGMENT@[1267; 1274)
+                PATH_SEGMENT@1267..1274
-                  COLON2@[1267; 1269) "::"
+                  COLON2@1267..1269 "::"
-                  NAME_REF@[1269; 1274)
+                  NAME_REF@1269..1274
-                    IDENT@[1269; 1274) "c_int"
+                    IDENT@1269..1274 "c_int"
-          R_PAREN@[1274; 1275) ")"
+          R_PAREN@1274..1275 ")"
-        WHITESPACE@[1275; 1276) " "
+        WHITESPACE@1275..1276 " "
-        RET_TYPE@[1276; 1288)
+        RET_TYPE@1276..1288
-          THIN_ARROW@[1276; 1278) "->"
+          THIN_ARROW@1276..1278 "->"
-          WHITESPACE@[1278; 1279) " "
+          WHITESPACE@1278..1279 " "
-          PATH_TYPE@[1279; 1288)
+          PATH_TYPE@1279..1288
-            PATH@[1279; 1288)
+            PATH@1279..1288
-              PATH_SEGMENT@[1279; 1288)
+              PATH_SEGMENT@1279..1288
-                COLON2@[1279; 1281) "::"
+                COLON2@1279..1281 "::"
-                NAME_REF@[1281; 1288)
+                NAME_REF@1281..1288
-                  IDENT@[1281; 1288) "ssize_t"
+                  IDENT@1281..1288 "ssize_t"
-        SEMICOLON@[1288; 1289) ";"
+        SEMICOLON@1288..1289 ";"
-      WHITESPACE@[1289; 1294) "\n    "
+      WHITESPACE@1289..1294 "\n    "
-      FN_DEF@[1294; 1481)
+      FN_DEF@1294..1481
-        VISIBILITY@[1294; 1297)
+        VISIBILITY@1294..1297
-          PUB_KW@[1294; 1297) "pub"
+          PUB_KW@1294..1297 "pub"
-        WHITESPACE@[1297; 1298) " "
+        WHITESPACE@1297..1298 " "
-        FN_KW@[1298; 1300) "fn"
+        FN_KW@1298..1300 "fn"
-        WHITESPACE@[1300; 1301) " "
+        WHITESPACE@1300..1301 " "
-        NAME@[1301; 1309)
+        NAME@1301..1309
-          IDENT@[1301; 1309) "recvfrom"
+          IDENT@1301..1309 "recvfrom"
-        PARAM_LIST@[1309; 1467)
+        PARAM_LIST@1309..1467
-          L_PAREN@[1309; 1310) "("
+          L_PAREN@1309..1310 "("
-          PARAM@[1310; 1325)
+          PARAM@1310..1325
-            BIND_PAT@[1310; 1316)
+            BIND_PAT@1310..1316
-              NAME@[1310; 1316)
+              NAME@1310..1316
-                IDENT@[1310; 1316) "socket"
+                IDENT@1310..1316 "socket"
-            COLON@[1316; 1317) ":"
+            COLON@1316..1317 ":"
-            WHITESPACE@[1317; 1318) " "
+            WHITESPACE@1317..1318 " "
-            PATH_TYPE@[1318; 1325)
+            PATH_TYPE@1318..1325
-              PATH@[1318; 1325)
+              PATH@1318..1325
-                PATH_SEGMENT@[1318; 1325)
+                PATH_SEGMENT@1318..1325
-                  COLON2@[1318; 1320) "::"
+                  COLON2@1318..1320 "::"
-                  NAME_REF@[1320; 1325)
+                  NAME_REF@1320..1325
-                    IDENT@[1320; 1325) "c_int"
+                    IDENT@1320..1325 "c_int"
-          COMMA@[1325; 1326) ","
+          COMMA@1325..1326 ","
-          WHITESPACE@[1326; 1327) " "
+          WHITESPACE@1326..1327 " "
-          PARAM@[1327; 1345)
+          PARAM@1327..1345
-            BIND_PAT@[1327; 1330)
+            BIND_PAT@1327..1330
-              NAME@[1327; 1330)
+              NAME@1327..1330
-                IDENT@[1327; 1330) "buf"
+                IDENT@1327..1330 "buf"
-            COLON@[1330; 1331) ":"
+            COLON@1330..1331 ":"
-            WHITESPACE@[1331; 1332) " "
+            WHITESPACE@1331..1332 " "
-            POINTER_TYPE@[1332; 1345)
+            POINTER_TYPE@1332..1345
-              STAR@[1332; 1333) "*"
+              STAR@1332..1333 "*"
-              MUT_KW@[1333; 1336) "mut"
+              MUT_KW@1333..1336 "mut"
-              WHITESPACE@[1336; 1337) " "
+              WHITESPACE@1336..1337 " "
-              PATH_TYPE@[1337; 1345)
+              PATH_TYPE@1337..1345
-                PATH@[1337; 1345)
+                PATH@1337..1345
-                  PATH_SEGMENT@[1337; 1345)
+                  PATH_SEGMENT@1337..1345
-                    COLON2@[1337; 1339) "::"
+                    COLON2@1337..1339 "::"
-                    NAME_REF@[1339; 1345)
+                    NAME_REF@1339..1345
-                      IDENT@[1339; 1345) "c_void"
+                      IDENT@1339..1345 "c_void"
-          COMMA@[1345; 1346) ","
+          COMMA@1345..1346 ","
-          WHITESPACE@[1346; 1347) " "
+          WHITESPACE@1346..1347 " "
-          PARAM@[1347; 1360)
+          PARAM@1347..1360
-            BIND_PAT@[1347; 1350)
+            BIND_PAT@1347..1350
-              NAME@[1347; 1350)
+              NAME@1347..1350
-                IDENT@[1347; 1350) "len"
+                IDENT@1347..1350 "len"
-            COLON@[1350; 1351) ":"
+            COLON@1350..1351 ":"
-            WHITESPACE@[1351; 1352) " "
+            WHITESPACE@1351..1352 " "
-            PATH_TYPE@[1352; 1360)
+            PATH_TYPE@1352..1360
-              PATH@[1352; 1360)
+              PATH@1352..1360
-                PATH_SEGMENT@[1352; 1360)
+                PATH_SEGMENT@1352..1360
-                  COLON2@[1352; 1354) "::"
+                  COLON2@1352..1354 "::"
-                  NAME_REF@[1354; 1360)
+                  NAME_REF@1354..1360
-                    IDENT@[1354; 1360) "size_t"
+                    IDENT@1354..1360 "size_t"
-          COMMA@[1360; 1361) ","
+          COMMA@1360..1361 ","
-          WHITESPACE@[1361; 1382) "\n                    "
+          WHITESPACE@1361..1382 "\n                    "
-          PARAM@[1382; 1396)
+          PARAM@1382..1396
-            BIND_PAT@[1382; 1387)
+            BIND_PAT@1382..1387
-              NAME@[1382; 1387)
+              NAME@1382..1387
-                IDENT@[1382; 1387) "flags"
+                IDENT@1382..1387 "flags"
-            COLON@[1387; 1388) ":"
+            COLON@1387..1388 ":"
-            WHITESPACE@[1388; 1389) " "
+            WHITESPACE@1388..1389 " "
-            PATH_TYPE@[1389; 1396)
+            PATH_TYPE@1389..1396
-              PATH@[1389; 1396)
+              PATH@1389..1396
-                PATH_SEGMENT@[1389; 1396)
+                PATH_SEGMENT@1389..1396
-                  COLON2@[1389; 1391) "::"
+                  COLON2@1389..1391 "::"
-                  NAME_REF@[1391; 1396)
+                  NAME_REF@1391..1396
-                    IDENT@[1391; 1396) "c_int"
+                    IDENT@1391..1396 "c_int"
-          COMMA@[1396; 1397) ","
+          COMMA@1396..1397 ","
-          WHITESPACE@[1397; 1398) " "
+          WHITESPACE@1397..1398 " "
-          PARAM@[1398; 1419)
+          PARAM@1398..1419
-            BIND_PAT@[1398; 1402)
+            BIND_PAT@1398..1402
-              NAME@[1398; 1402)
+              NAME@1398..1402
-                IDENT@[1398; 1402) "addr"
+                IDENT@1398..1402 "addr"
-            COLON@[1402; 1403) ":"
+            COLON@1402..1403 ":"
-            WHITESPACE@[1403; 1404) " "
+            WHITESPACE@1403..1404 " "
-            POINTER_TYPE@[1404; 1419)
+            POINTER_TYPE@1404..1419
-              STAR@[1404; 1405) "*"
+              STAR@1404..1405 "*"
-              MUT_KW@[1405; 1408) "mut"
+              MUT_KW@1405..1408 "mut"
-              WHITESPACE@[1408; 1409) " "
+              WHITESPACE@1408..1409 " "
-              PATH_TYPE@[1409; 1419)
+              PATH_TYPE@1409..1419
-                PATH@[1409; 1419)
+                PATH@1409..1419
-                  PATH_SEGMENT@[1409; 1419)
+                  PATH_SEGMENT@1409..1419
-                    COLON2@[1409; 1411) "::"
+                    COLON2@1409..1411 "::"
-                    NAME_REF@[1411; 1419)
+                    NAME_REF@1411..1419
-                      IDENT@[1411; 1419) "sockaddr"
+                      IDENT@1411..1419 "sockaddr"
-          COMMA@[1419; 1420) ","
+          COMMA@1419..1420 ","
-          WHITESPACE@[1420; 1441) "\n                    "
+          WHITESPACE@1420..1441 "\n                    "
-          PARAM@[1441; 1466)
+          PARAM@1441..1466
-            BIND_PAT@[1441; 1448)
+            BIND_PAT@1441..1448
-              NAME@[1441; 1448)
+              NAME@1441..1448
-                IDENT@[1441; 1448) "addrlen"
+                IDENT@1441..1448 "addrlen"
-            COLON@[1448; 1449) ":"
+            COLON@1448..1449 ":"
-            WHITESPACE@[1449; 1450) " "
+            WHITESPACE@1449..1450 " "
-            POINTER_TYPE@[1450; 1466)
+            POINTER_TYPE@1450..1466
-              STAR@[1450; 1451) "*"
+              STAR@1450..1451 "*"
-              MUT_KW@[1451; 1454) "mut"
+              MUT_KW@1451..1454 "mut"
-              WHITESPACE@[1454; 1455) " "
+              WHITESPACE@1454..1455 " "
-              PATH_TYPE@[1455; 1466)
+              PATH_TYPE@1455..1466
-                PATH@[1455; 1466)
+                PATH@1455..1466
-                  PATH_SEGMENT@[1455; 1466)
+                  PATH_SEGMENT@1455..1466
-                    COLON2@[1455; 1457) "::"
+                    COLON2@1455..1457 "::"
-                    NAME_REF@[1457; 1466)
+                    NAME_REF@1457..1466
-                      IDENT@[1457; 1466) "socklen_t"
+                      IDENT@1457..1466 "socklen_t"
-          R_PAREN@[1466; 1467) ")"
+          R_PAREN@1466..1467 ")"
-        WHITESPACE@[1467; 1468) " "
+        WHITESPACE@1467..1468 " "
-        RET_TYPE@[1468; 1480)
+        RET_TYPE@1468..1480
-          THIN_ARROW@[1468; 1470) "->"
+          THIN_ARROW@1468..1470 "->"
-          WHITESPACE@[1470; 1471) " "
+          WHITESPACE@1470..1471 " "
-          PATH_TYPE@[1471; 1480)
+          PATH_TYPE@1471..1480
-            PATH@[1471; 1480)
+            PATH@1471..1480
-              PATH_SEGMENT@[1471; 1480)
+              PATH_SEGMENT@1471..1480
-                COLON2@[1471; 1473) "::"
+                COLON2@1471..1473 "::"
-                NAME_REF@[1473; 1480)
+                NAME_REF@1473..1480
-                  IDENT@[1473; 1480) "ssize_t"
+                  IDENT@1473..1480 "ssize_t"
-        SEMICOLON@[1480; 1481) ";"
+        SEMICOLON@1480..1481 ";"
-      WHITESPACE@[1481; 1486) "\n    "
+      WHITESPACE@1481..1486 "\n    "
-      FN_DEF@[1486; 1595)
+      FN_DEF@1486..1595
-        VISIBILITY@[1486; 1489)
+        VISIBILITY@1486..1489
-          PUB_KW@[1486; 1489) "pub"
+          PUB_KW@1486..1489 "pub"
-        WHITESPACE@[1489; 1490) " "
+        WHITESPACE@1489..1490 " "
-        FN_KW@[1490; 1492) "fn"
+        FN_KW@1490..1492 "fn"
-        WHITESPACE@[1492; 1493) " "
+        WHITESPACE@1492..1493 " "
-        NAME@[1493; 1497)
+        NAME@1493..1497
-          IDENT@[1493; 1497) "recv"
+          IDENT@1493..1497 "recv"
-        PARAM_LIST@[1497; 1581)
+        PARAM_LIST@1497..1581
-          L_PAREN@[1497; 1498) "("
+          L_PAREN@1497..1498 "("
-          PARAM@[1498; 1513)
+          PARAM@1498..1513
-            BIND_PAT@[1498; 1504)
+            BIND_PAT@1498..1504
-              NAME@[1498; 1504)
+              NAME@1498..1504
-                IDENT@[1498; 1504) "socket"
+                IDENT@1498..1504 "socket"
-            COLON@[1504; 1505) ":"
+            COLON@1504..1505 ":"
-            WHITESPACE@[1505; 1506) " "
+            WHITESPACE@1505..1506 " "
-            PATH_TYPE@[1506; 1513)
+            PATH_TYPE@1506..1513
-              PATH@[1506; 1513)
+              PATH@1506..1513
-                PATH_SEGMENT@[1506; 1513)
+                PATH_SEGMENT@1506..1513
-                  COLON2@[1506; 1508) "::"
+                  COLON2@1506..1508 "::"
-                  NAME_REF@[1508; 1513)
+                  NAME_REF@1508..1513
-                    IDENT@[1508; 1513) "c_int"
+                    IDENT@1508..1513 "c_int"
-          COMMA@[1513; 1514) ","
+          COMMA@1513..1514 ","
-          WHITESPACE@[1514; 1515) " "
+          WHITESPACE@1514..1515 " "
-          PARAM@[1515; 1533)
+          PARAM@1515..1533
-            BIND_PAT@[1515; 1518)
+            BIND_PAT@1515..1518
-              NAME@[1515; 1518)
+              NAME@1515..1518
-                IDENT@[1515; 1518) "buf"
+                IDENT@1515..1518 "buf"
-            COLON@[1518; 1519) ":"
+            COLON@1518..1519 ":"
-            WHITESPACE@[1519; 1520) " "
+            WHITESPACE@1519..1520 " "
-            POINTER_TYPE@[1520; 1533)
+            POINTER_TYPE@1520..1533
-              STAR@[1520; 1521) "*"
+              STAR@1520..1521 "*"
-              MUT_KW@[1521; 1524) "mut"
+              MUT_KW@1521..1524 "mut"
-              WHITESPACE@[1524; 1525) " "
+              WHITESPACE@1524..1525 " "
-              PATH_TYPE@[1525; 1533)
+              PATH_TYPE@1525..1533
-                PATH@[1525; 1533)
+                PATH@1525..1533
-                  PATH_SEGMENT@[1525; 1533)
+                  PATH_SEGMENT@1525..1533
-                    COLON2@[1525; 1527) "::"
+                    COLON2@1525..1527 "::"
-                    NAME_REF@[1527; 1533)
+                    NAME_REF@1527..1533
-                      IDENT@[1527; 1533) "c_void"
+                      IDENT@1527..1533 "c_void"
-          COMMA@[1533; 1534) ","
+          COMMA@1533..1534 ","
-          WHITESPACE@[1534; 1535) " "
+          WHITESPACE@1534..1535 " "
-          PARAM@[1535; 1548)
+          PARAM@1535..1548
-            BIND_PAT@[1535; 1538)
+            BIND_PAT@1535..1538
-              NAME@[1535; 1538)
+              NAME@1535..1538
-                IDENT@[1535; 1538) "len"
+                IDENT@1535..1538 "len"
-            COLON@[1538; 1539) ":"
+            COLON@1538..1539 ":"
-            WHITESPACE@[1539; 1540) " "
+            WHITESPACE@1539..1540 " "
-            PATH_TYPE@[1540; 1548)
+            PATH_TYPE@1540..1548
-              PATH@[1540; 1548)
+              PATH@1540..1548
-                PATH_SEGMENT@[1540; 1548)
+                PATH_SEGMENT@1540..1548
-                  COLON2@[1540; 1542) "::"
+                  COLON2@1540..1542 "::"
-                  NAME_REF@[1542; 1548)
+                  NAME_REF@1542..1548
-                    IDENT@[1542; 1548) "size_t"
+                    IDENT@1542..1548 "size_t"
-          COMMA@[1548; 1549) ","
+          COMMA@1548..1549 ","
-          WHITESPACE@[1549; 1566) "\n                "
+          WHITESPACE@1549..1566 "\n                "
-          PARAM@[1566; 1580)
+          PARAM@1566..1580
-            BIND_PAT@[1566; 1571)
+            BIND_PAT@1566..1571
-              NAME@[1566; 1571)
+              NAME@1566..1571
-                IDENT@[1566; 1571) "flags"
+                IDENT@1566..1571 "flags"
-            COLON@[1571; 1572) ":"
+            COLON@1571..1572 ":"
-            WHITESPACE@[1572; 1573) " "
+            WHITESPACE@1572..1573 " "
-            PATH_TYPE@[1573; 1580)
+            PATH_TYPE@1573..1580
-              PATH@[1573; 1580)
+              PATH@1573..1580
-                PATH_SEGMENT@[1573; 1580)
+                PATH_SEGMENT@1573..1580
-                  COLON2@[1573; 1575) "::"
+                  COLON2@1573..1575 "::"
-                  NAME_REF@[1575; 1580)
+                  NAME_REF@1575..1580
-                    IDENT@[1575; 1580) "c_int"
+                    IDENT@1575..1580 "c_int"
-          R_PAREN@[1580; 1581) ")"
+          R_PAREN@1580..1581 ")"
-        WHITESPACE@[1581; 1582) " "
+        WHITESPACE@1581..1582 " "
-        RET_TYPE@[1582; 1594)
+        RET_TYPE@1582..1594
-          THIN_ARROW@[1582; 1584) "->"
+          THIN_ARROW@1582..1584 "->"
-          WHITESPACE@[1584; 1585) " "
+          WHITESPACE@1584..1585 " "
-          PATH_TYPE@[1585; 1594)
+          PATH_TYPE@1585..1594
-            PATH@[1585; 1594)
+            PATH@1585..1594
-              PATH_SEGMENT@[1585; 1594)
+              PATH_SEGMENT@1585..1594
-                COLON2@[1585; 1587) "::"
+                COLON2@1585..1587 "::"
-                NAME_REF@[1587; 1594)
+                NAME_REF@1587..1594
-                  IDENT@[1587; 1594) "ssize_t"
+                  IDENT@1587..1594 "ssize_t"
-        SEMICOLON@[1594; 1595) ";"
+        SEMICOLON@1594..1595 ";"
-      WHITESPACE@[1595; 1596) "\n"
+      WHITESPACE@1595..1596 "\n"
-      R_CURLY@[1596; 1597) "}"
+      R_CURLY@1596..1597 "}"
-  WHITESPACE@[1597; 1598) "\n"
+  WHITESPACE@1597..1598 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0032_where_for.rast b/crates/ra_syntax/test_data/parser/ok/0032_where_for.rast
index f71cf5b6c..68eb16bbd 100644
--- a/crates/ra_syntax/test_data/parser/ok/0032_where_for.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0032_where_for.rast
@@ -1,91 +1,91 @@
-SOURCE_FILE@[0; 116)
+SOURCE_FILE@0..116
-  FN_DEF@[0; 115)
+  FN_DEF@0..115
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 21)
+    NAME@3..21
-      IDENT@[3; 21) "test_serialization"
+      IDENT@3..21 "test_serialization"
-    TYPE_PARAM_LIST@[21; 26)
+    TYPE_PARAM_LIST@21..26
-      L_ANGLE@[21; 22) "<"
+      L_ANGLE@21..22 "<"
-      TYPE_PARAM@[22; 25)
+      TYPE_PARAM@22..25
-        NAME@[22; 25)
+        NAME@22..25
-          IDENT@[22; 25) "SER"
+          IDENT@22..25 "SER"
-      R_ANGLE@[25; 26) ">"
+      R_ANGLE@25..26 ">"
-    PARAM_LIST@[26; 28)
+    PARAM_LIST@26..28
-      L_PAREN@[26; 27) "("
+      L_PAREN@26..27 "("
-      R_PAREN@[27; 28) ")"
+      R_PAREN@27..28 ")"
-    WHITESPACE@[28; 29) "\n"
+    WHITESPACE@28..29 "\n"
-    WHERE_CLAUSE@[29; 112)
+    WHERE_CLAUSE@29..112
-      WHERE_KW@[29; 34) "where"
+      WHERE_KW@29..34 "where"
-      WHITESPACE@[34; 39) "\n    "
+      WHITESPACE@34..39 "\n    "
-      WHERE_PRED@[39; 111)
+      WHERE_PRED@39..111
-        PATH_TYPE@[39; 42)
+        PATH_TYPE@39..42
-          PATH@[39; 42)
+          PATH@39..42
-            PATH_SEGMENT@[39; 42)
+            PATH_SEGMENT@39..42
-              NAME_REF@[39; 42)
+              NAME_REF@39..42
-                IDENT@[39; 42) "SER"
+                IDENT@39..42 "SER"
-        COLON@[42; 43) ":"
+        COLON@42..43 ":"
-        WHITESPACE@[43; 44) " "
+        WHITESPACE@43..44 " "
-        TYPE_BOUND_LIST@[44; 111)
+        TYPE_BOUND_LIST@44..111
-          TYPE_BOUND@[44; 53)
+          TYPE_BOUND@44..53
-            PATH_TYPE@[44; 53)
+            PATH_TYPE@44..53
-              PATH@[44; 53)
+              PATH@44..53
-                PATH_SEGMENT@[44; 53)
+                PATH_SEGMENT@44..53
-                  NAME_REF@[44; 53)
+                  NAME_REF@44..53
-                    IDENT@[44; 53) "Serialize"
+                    IDENT@44..53 "Serialize"
-          WHITESPACE@[53; 54) " "
+          WHITESPACE@53..54 " "
-          PLUS@[54; 55) "+"
+          PLUS@54..55 "+"
-          WHITESPACE@[55; 56) " "
+          WHITESPACE@55..56 " "
-          TYPE_BOUND@[56; 81)
+          TYPE_BOUND@56..81
-            FOR_TYPE@[56; 81)
+            FOR_TYPE@56..81
-              FOR_KW@[56; 59) "for"
+              FOR_KW@56..59 "for"
-              TYPE_PARAM_LIST@[59; 64)
+              TYPE_PARAM_LIST@59..64
-                L_ANGLE@[59; 60) "<"
+                L_ANGLE@59..60 "<"
-                LIFETIME_PARAM@[60; 63)
+                LIFETIME_PARAM@60..63
-                  LIFETIME@[60; 63) "\'de"
+                  LIFETIME@60..63 "\'de"
-                R_ANGLE@[63; 64) ">"
+                R_ANGLE@63..64 ">"
-              WHITESPACE@[64; 65) " "
+              WHITESPACE@64..65 " "
-              PATH_TYPE@[65; 81)
+              PATH_TYPE@65..81
-                PATH@[65; 81)
+                PATH@65..81
-                  PATH_SEGMENT@[65; 81)
+                  PATH_SEGMENT@65..81
-                    NAME_REF@[65; 76)
+                    NAME_REF@65..76
-                      IDENT@[65; 76) "Deserialize"
+                      IDENT@65..76 "Deserialize"
-                    TYPE_ARG_LIST@[76; 81)
+                    TYPE_ARG_LIST@76..81
-                      L_ANGLE@[76; 77) "<"
+                      L_ANGLE@76..77 "<"
-                      LIFETIME_ARG@[77; 80)
+                      LIFETIME_ARG@77..80
-                        LIFETIME@[77; 80) "\'de"
+                        LIFETIME@77..80 "\'de"
-                      R_ANGLE@[80; 81) ">"
+                      R_ANGLE@80..81 ">"
-          WHITESPACE@[81; 82) " "
+          WHITESPACE@81..82 " "
-          PLUS@[82; 83) "+"
+          PLUS@82..83 "+"
-          WHITESPACE@[83; 84) " "
+          WHITESPACE@83..84 " "
-          TYPE_BOUND@[84; 93)
+          TYPE_BOUND@84..93
-            PATH_TYPE@[84; 93)
+            PATH_TYPE@84..93
-              PATH@[84; 93)
+              PATH@84..93
-                PATH_SEGMENT@[84; 93)
+                PATH_SEGMENT@84..93
-                  NAME_REF@[84; 93)
+                  NAME_REF@84..93
-                    IDENT@[84; 93) "PartialEq"
+                    IDENT@84..93 "PartialEq"
-          WHITESPACE@[93; 94) " "
+          WHITESPACE@93..94 " "
-          PLUS@[94; 95) "+"
+          PLUS@94..95 "+"
-          WHITESPACE@[95; 96) " "
+          WHITESPACE@95..96 " "
-          TYPE_BOUND@[96; 111)
+          TYPE_BOUND@96..111
-            PATH_TYPE@[96; 111)
+            PATH_TYPE@96..111
-              PATH@[96; 111)
+              PATH@96..111
-                PATH@[96; 104)
+                PATH@96..104
-                  PATH@[96; 99)
+                  PATH@96..99
-                    PATH_SEGMENT@[96; 99)
+                    PATH_SEGMENT@96..99
-                      NAME_REF@[96; 99)
+                      NAME_REF@96..99
-                        IDENT@[96; 99) "std"
+                        IDENT@96..99 "std"
-                  COLON2@[99; 101) "::"
+                  COLON2@99..101 "::"
-                  PATH_SEGMENT@[101; 104)
+                  PATH_SEGMENT@101..104
-                    NAME_REF@[101; 104)
+                    NAME_REF@101..104
-                      IDENT@[101; 104) "fmt"
+                      IDENT@101..104 "fmt"
-                COLON2@[104; 106) "::"
+                COLON2@104..106 "::"
-                PATH_SEGMENT@[106; 111)
+                PATH_SEGMENT@106..111
-                  NAME_REF@[106; 111)
+                  NAME_REF@106..111
-                    IDENT@[106; 111) "Debug"
+                    IDENT@106..111 "Debug"
-      COMMA@[111; 112) ","
+      COMMA@111..112 ","
-    WHITESPACE@[112; 113) "\n"
+    WHITESPACE@112..113 "\n"
-    BLOCK_EXPR@[113; 115)
+    BLOCK_EXPR@113..115
-      BLOCK@[113; 115)
+      BLOCK@113..115
-        L_CURLY@[113; 114) "{"
+        L_CURLY@113..114 "{"
-        R_CURLY@[114; 115) "}"
+        R_CURLY@114..115 "}"
-  WHITESPACE@[115; 116) "\n"
+  WHITESPACE@115..116 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0033_label_break.rast b/crates/ra_syntax/test_data/parser/ok/0033_label_break.rast
index 8af41caa0..3977faa60 100644
--- a/crates/ra_syntax/test_data/parser/ok/0033_label_break.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0033_label_break.rast
@@ -1,220 +1,220 @@
-SOURCE_FILE@[0; 506)
+SOURCE_FILE@0..506
-  FN_DEF@[0; 505)
+  FN_DEF@0..505
-    COMMENT@[0; 33) "// format with label  ..."
+    COMMENT@0..33 "// format with label  ..."
-    WHITESPACE@[33; 34) "\n"
+    WHITESPACE@33..34 "\n"
-    FN_KW@[34; 36) "fn"
+    FN_KW@34..36 "fn"
-    WHITESPACE@[36; 37) " "
+    WHITESPACE@36..37 " "
-    NAME@[37; 41)
+    NAME@37..41
-      IDENT@[37; 41) "main"
+      IDENT@37..41 "main"
-    PARAM_LIST@[41; 43)
+    PARAM_LIST@41..43
-      L_PAREN@[41; 42) "("
+      L_PAREN@41..42 "("
-      R_PAREN@[42; 43) ")"
+      R_PAREN@42..43 ")"
-    WHITESPACE@[43; 44) " "
+    WHITESPACE@43..44 " "
-    BLOCK_EXPR@[44; 505)
+    BLOCK_EXPR@44..505
-      BLOCK@[44; 505)
+      BLOCK@44..505
-        L_CURLY@[44; 45) "{"
+        L_CURLY@44..45 "{"
-        WHITESPACE@[45; 50) "\n    "
+        WHITESPACE@45..50 "\n    "
-        EXPR_STMT@[50; 66)
+        EXPR_STMT@50..66
-          BLOCK_EXPR@[50; 66)
+          BLOCK_EXPR@50..66
-            LABEL@[50; 63)
+            LABEL@50..63
-              LIFETIME@[50; 62) "\'empty_block"
+              LIFETIME@50..62 "\'empty_block"
-              COLON@[62; 63) ":"
+              COLON@62..63 ":"
-            WHITESPACE@[63; 64) " "
+            WHITESPACE@63..64 " "
-            BLOCK@[64; 66)
+            BLOCK@64..66
-              L_CURLY@[64; 65) "{"
+              L_CURLY@64..65 "{"
-              R_CURLY@[65; 66) "}"
+              R_CURLY@65..66 "}"
-        WHITESPACE@[66; 72) "\n\n    "
+        WHITESPACE@66..72 "\n\n    "
-        EXPR_STMT@[72; 295)
+        EXPR_STMT@72..295
-          BLOCK_EXPR@[72; 295)
+          BLOCK_EXPR@72..295
-            LABEL@[72; 79)
+            LABEL@72..79
-              LIFETIME@[72; 78) "\'block"
+              LIFETIME@72..78 "\'block"
-              COLON@[78; 79) ":"
+              COLON@78..79 ":"
-            WHITESPACE@[79; 80) " "
+            WHITESPACE@79..80 " "
-            BLOCK@[80; 295)
+            BLOCK@80..295
-              L_CURLY@[80; 81) "{"
+              L_CURLY@80..81 "{"
-              WHITESPACE@[81; 90) "\n        "
+              WHITESPACE@81..90 "\n        "
-              EXPR_STMT@[90; 101)
+              EXPR_STMT@90..101
-                CALL_EXPR@[90; 100)
+                CALL_EXPR@90..100
-                  PATH_EXPR@[90; 98)
+                  PATH_EXPR@90..98
-                    PATH@[90; 98)
+                    PATH@90..98
-                      PATH_SEGMENT@[90; 98)
+                      PATH_SEGMENT@90..98
-                        NAME_REF@[90; 98)
+                        NAME_REF@90..98
-                          IDENT@[90; 98) "do_thing"
+                          IDENT@90..98 "do_thing"
-                  ARG_LIST@[98; 100)
+                  ARG_LIST@98..100
-                    L_PAREN@[98; 99) "("
+                    L_PAREN@98..99 "("
-                    R_PAREN@[99; 100) ")"
+                    R_PAREN@99..100 ")"
-                SEMICOLON@[100; 101) ";"
+                SEMICOLON@100..101 ";"
-              WHITESPACE@[101; 110) "\n        "
+              WHITESPACE@101..110 "\n        "
-              EXPR_STMT@[110; 170)
+              EXPR_STMT@110..170
-                IF_EXPR@[110; 170)
+                IF_EXPR@110..170
-                  IF_KW@[110; 112) "if"
+                  IF_KW@110..112 "if"
-                  WHITESPACE@[112; 113) " "
+                  WHITESPACE@112..113 " "
-                  CONDITION@[113; 132)
+                  CONDITION@113..132
-                    CALL_EXPR@[113; 132)
+                    CALL_EXPR@113..132
-                      PATH_EXPR@[113; 130)
+                      PATH_EXPR@113..130
-                        PATH@[113; 130)
+                        PATH@113..130
-                          PATH_SEGMENT@[113; 130)
+                          PATH_SEGMENT@113..130
-                            NAME_REF@[113; 130)
+                            NAME_REF@113..130
-                              IDENT@[113; 130) "condition_not_met"
+                              IDENT@113..130 "condition_not_met"
-                      ARG_LIST@[130; 132)
+                      ARG_LIST@130..132
-                        L_PAREN@[130; 131) "("
+                        L_PAREN@130..131 "("
-                        R_PAREN@[131; 132) ")"
+                        R_PAREN@131..132 ")"
-                  WHITESPACE@[132; 133) " "
+                  WHITESPACE@132..133 " "
-                  BLOCK_EXPR@[133; 170)
+                  BLOCK_EXPR@133..170
-                    BLOCK@[133; 170)
+                    BLOCK@133..170
-                      L_CURLY@[133; 134) "{"
+                      L_CURLY@133..134 "{"
-                      WHITESPACE@[134; 147) "\n            "
+                      WHITESPACE@134..147 "\n            "
-                      EXPR_STMT@[147; 160)
+                      EXPR_STMT@147..160
-                        BREAK_EXPR@[147; 159)
+                        BREAK_EXPR@147..159
-                          BREAK_KW@[147; 152) "break"
+                          BREAK_KW@147..152 "break"
-                          WHITESPACE@[152; 153) " "
+                          WHITESPACE@152..153 " "
-                          LIFETIME@[153; 159) "\'block"
+                          LIFETIME@153..159 "\'block"
-                        SEMICOLON@[159; 160) ";"
+                        SEMICOLON@159..160 ";"
-                      WHITESPACE@[160; 169) "\n        "
+                      WHITESPACE@160..169 "\n        "
-                      R_CURLY@[169; 170) "}"
+                      R_CURLY@169..170 "}"
-              WHITESPACE@[170; 179) "\n        "
+              WHITESPACE@170..179 "\n        "
-              EXPR_STMT@[179; 195)
+              EXPR_STMT@179..195
-                CALL_EXPR@[179; 194)
+                CALL_EXPR@179..194
-                  PATH_EXPR@[179; 192)
+                  PATH_EXPR@179..192
-                    PATH@[179; 192)
+                    PATH@179..192
-                      PATH_SEGMENT@[179; 192)
+                      PATH_SEGMENT@179..192
-                        NAME_REF@[179; 192)
+                        NAME_REF@179..192
-                          IDENT@[179; 192) "do_next_thing"
+                          IDENT@179..192 "do_next_thing"
-                  ARG_LIST@[192; 194)
+                  ARG_LIST@192..194
-                    L_PAREN@[192; 193) "("
+                    L_PAREN@192..193 "("
-                    R_PAREN@[193; 194) ")"
+                    R_PAREN@193..194 ")"
-                SEMICOLON@[194; 195) ";"
+                SEMICOLON@194..195 ";"
-              WHITESPACE@[195; 204) "\n        "
+              WHITESPACE@195..204 "\n        "
-              EXPR_STMT@[204; 264)
+              EXPR_STMT@204..264
-                IF_EXPR@[204; 264)
+                IF_EXPR@204..264
-                  IF_KW@[204; 206) "if"
+                  IF_KW@204..206 "if"
-                  WHITESPACE@[206; 207) " "
+                  WHITESPACE@206..207 " "
-                  CONDITION@[207; 226)
+                  CONDITION@207..226
-                    CALL_EXPR@[207; 226)
+                    CALL_EXPR@207..226
-                      PATH_EXPR@[207; 224)
+                      PATH_EXPR@207..224
-                        PATH@[207; 224)
+                        PATH@207..224
-                          PATH_SEGMENT@[207; 224)
+                          PATH_SEGMENT@207..224
-                            NAME_REF@[207; 224)
+                            NAME_REF@207..224
-                              IDENT@[207; 224) "condition_not_met"
+                              IDENT@207..224 "condition_not_met"
-                      ARG_LIST@[224; 226)
+                      ARG_LIST@224..226
-                        L_PAREN@[224; 225) "("
+                        L_PAREN@224..225 "("
-                        R_PAREN@[225; 226) ")"
+                        R_PAREN@225..226 ")"
-                  WHITESPACE@[226; 227) " "
+                  WHITESPACE@226..227 " "
-                  BLOCK_EXPR@[227; 264)
+                  BLOCK_EXPR@227..264
-                    BLOCK@[227; 264)
+                    BLOCK@227..264
-                      L_CURLY@[227; 228) "{"
+                      L_CURLY@227..228 "{"
-                      WHITESPACE@[228; 241) "\n            "
+                      WHITESPACE@228..241 "\n            "
-                      EXPR_STMT@[241; 254)
+                      EXPR_STMT@241..254
-                        BREAK_EXPR@[241; 253)
+                        BREAK_EXPR@241..253
-                          BREAK_KW@[241; 246) "break"
+                          BREAK_KW@241..246 "break"
-                          WHITESPACE@[246; 247) " "
+                          WHITESPACE@246..247 " "
-                          LIFETIME@[247; 253) "\'block"
+                          LIFETIME@247..253 "\'block"
-                        SEMICOLON@[253; 254) ";"
+                        SEMICOLON@253..254 ";"
-                      WHITESPACE@[254; 263) "\n        "
+                      WHITESPACE@254..263 "\n        "
-                      R_CURLY@[263; 264) "}"
+                      R_CURLY@263..264 "}"
-              WHITESPACE@[264; 273) "\n        "
+              WHITESPACE@264..273 "\n        "
-              EXPR_STMT@[273; 289)
+              EXPR_STMT@273..289
-                CALL_EXPR@[273; 288)
+                CALL_EXPR@273..288
-                  PATH_EXPR@[273; 286)
+                  PATH_EXPR@273..286
-                    PATH@[273; 286)
+                    PATH@273..286
-                      PATH_SEGMENT@[273; 286)
+                      PATH_SEGMENT@273..286
-                        NAME_REF@[273; 286)
+                        NAME_REF@273..286
-                          IDENT@[273; 286) "do_last_thing"
+                          IDENT@273..286 "do_last_thing"
-                  ARG_LIST@[286; 288)
+                  ARG_LIST@286..288
-                    L_PAREN@[286; 287) "("
+                    L_PAREN@286..287 "("
-                    R_PAREN@[287; 288) ")"
+                    R_PAREN@287..288 ")"
-                SEMICOLON@[288; 289) ";"
+                SEMICOLON@288..289 ";"
-              WHITESPACE@[289; 294) "\n    "
+              WHITESPACE@289..294 "\n    "
-              R_CURLY@[294; 295) "}"
+              R_CURLY@294..295 "}"
-        WHITESPACE@[295; 301) "\n\n    "
+        WHITESPACE@295..301 "\n\n    "
-        LET_STMT@[301; 503)
+        LET_STMT@301..503
-          LET_KW@[301; 304) "let"
+          LET_KW@301..304 "let"
-          WHITESPACE@[304; 305) " "
+          WHITESPACE@304..305 " "
-          BIND_PAT@[305; 311)
+          BIND_PAT@305..311
-            NAME@[305; 311)
+            NAME@305..311
-              IDENT@[305; 311) "result"
+              IDENT@305..311 "result"
-          WHITESPACE@[311; 312) " "
+          WHITESPACE@311..312 " "
-          EQ@[312; 313) "="
+          EQ@312..313 "="
-          WHITESPACE@[313; 314) " "
+          WHITESPACE@313..314 " "
-          BLOCK_EXPR@[314; 502)
+          BLOCK_EXPR@314..502
-            LABEL@[314; 321)
+            LABEL@314..321
-              LIFETIME@[314; 320) "\'block"
+              LIFETIME@314..320 "\'block"
-              COLON@[320; 321) ":"
+              COLON@320..321 ":"
-            WHITESPACE@[321; 322) " "
+            WHITESPACE@321..322 " "
-            BLOCK@[322; 502)
+            BLOCK@322..502
-              L_CURLY@[322; 323) "{"
+              L_CURLY@322..323 "{"
-              WHITESPACE@[323; 332) "\n        "
+              WHITESPACE@323..332 "\n        "
-              EXPR_STMT@[332; 403)
+              EXPR_STMT@332..403
-                IF_EXPR@[332; 403)
+                IF_EXPR@332..403
-                  IF_KW@[332; 334) "if"
+                  IF_KW@332..334 "if"
-                  WHITESPACE@[334; 335) " "
+                  WHITESPACE@334..335 " "
-                  CONDITION@[335; 340)
+                  CONDITION@335..340
-                    CALL_EXPR@[335; 340)
+                    CALL_EXPR@335..340
-                      PATH_EXPR@[335; 338)
+                      PATH_EXPR@335..338
-                        PATH@[335; 338)
+                        PATH@335..338
-                          PATH_SEGMENT@[335; 338)
+                          PATH_SEGMENT@335..338
-                            NAME_REF@[335; 338)
+                            NAME_REF@335..338
-                              IDENT@[335; 338) "foo"
+                              IDENT@335..338 "foo"
-                      ARG_LIST@[338; 340)
+                      ARG_LIST@338..340
-                        L_PAREN@[338; 339) "("
+                        L_PAREN@338..339 "("
-                        R_PAREN@[339; 340) ")"
+                        R_PAREN@339..340 ")"
-                  WHITESPACE@[340; 341) " "
+                  WHITESPACE@340..341 " "
-                  BLOCK_EXPR@[341; 403)
+                  BLOCK_EXPR@341..403
-                    BLOCK@[341; 403)
+                    BLOCK@341..403
-                      L_CURLY@[341; 342) "{"
+                      L_CURLY@341..342 "{"
-                      WHITESPACE@[342; 355) "\n            "
+                      WHITESPACE@342..355 "\n            "
-                      COMMENT@[355; 365) "// comment"
+                      COMMENT@355..365 "// comment"
-                      WHITESPACE@[365; 378) "\n            "
+                      WHITESPACE@365..378 "\n            "
-                      EXPR_STMT@[378; 393)
+                      EXPR_STMT@378..393
-                        BREAK_EXPR@[378; 392)
+                        BREAK_EXPR@378..392
-                          BREAK_KW@[378; 383) "break"
+                          BREAK_KW@378..383 "break"
-                          WHITESPACE@[383; 384) " "
+                          WHITESPACE@383..384 " "
-                          LIFETIME@[384; 390) "\'block"
+                          LIFETIME@384..390 "\'block"
-                          WHITESPACE@[390; 391) " "
+                          WHITESPACE@390..391 " "
-                          LITERAL@[391; 392)
+                          LITERAL@391..392
-                            INT_NUMBER@[391; 392) "1"
+                            INT_NUMBER@391..392 "1"
-                        SEMICOLON@[392; 393) ";"
+                        SEMICOLON@392..393 ";"
-                      WHITESPACE@[393; 402) "\n        "
+                      WHITESPACE@393..402 "\n        "
-                      R_CURLY@[402; 403) "}"
+                      R_CURLY@402..403 "}"
-              WHITESPACE@[403; 412) "\n        "
+              WHITESPACE@403..412 "\n        "
-              EXPR_STMT@[412; 486)
+              EXPR_STMT@412..486
-                IF_EXPR@[412; 486)
+                IF_EXPR@412..486
-                  IF_KW@[412; 414) "if"
+                  IF_KW@412..414 "if"
-                  WHITESPACE@[414; 415) " "
+                  WHITESPACE@414..415 " "
-                  CONDITION@[415; 420)
+                  CONDITION@415..420
-                    CALL_EXPR@[415; 420)
+                    CALL_EXPR@415..420
-                      PATH_EXPR@[415; 418)
+                      PATH_EXPR@415..418
-                        PATH@[415; 418)
+                        PATH@415..418
-                          PATH_SEGMENT@[415; 418)
+                          PATH_SEGMENT@415..418
-                            NAME_REF@[415; 418)
+                            NAME_REF@415..418
-                              IDENT@[415; 418) "bar"
+                              IDENT@415..418 "bar"
-                      ARG_LIST@[418; 420)
+                      ARG_LIST@418..420
-                        L_PAREN@[418; 419) "("
+                        L_PAREN@418..419 "("
-                        R_PAREN@[419; 420) ")"
+                        R_PAREN@419..420 ")"
-                  WHITESPACE@[420; 421) " "
+                  WHITESPACE@420..421 " "
-                  BLOCK_EXPR@[421; 486)
+                  BLOCK_EXPR@421..486
-                    BLOCK@[421; 486)
+                    BLOCK@421..486
-                      L_CURLY@[421; 422) "{"
+                      L_CURLY@421..422 "{"
-                      WHITESPACE@[422; 435) "\n            "
+                      WHITESPACE@422..435 "\n            "
-                      COMMENT@[435; 448) "/* comment */"
+                      COMMENT@435..448 "/* comment */"
-                      WHITESPACE@[448; 461) "\n            "
+                      WHITESPACE@448..461 "\n            "
-                      EXPR_STMT@[461; 476)
+                      EXPR_STMT@461..476
-                        BREAK_EXPR@[461; 475)
+                        BREAK_EXPR@461..475
-                          BREAK_KW@[461; 466) "break"
+                          BREAK_KW@461..466 "break"
-                          WHITESPACE@[466; 467) " "
+                          WHITESPACE@466..467 " "
-                          LIFETIME@[467; 473) "\'block"
+                          LIFETIME@467..473 "\'block"
-                          WHITESPACE@[473; 474) " "
+                          WHITESPACE@473..474 " "
-                          LITERAL@[474; 475)
+                          LITERAL@474..475
-                            INT_NUMBER@[474; 475) "2"
+                            INT_NUMBER@474..475 "2"
-                        SEMICOLON@[475; 476) ";"
+                        SEMICOLON@475..476 ";"
-                      WHITESPACE@[476; 485) "\n        "
+                      WHITESPACE@476..485 "\n        "
-                      R_CURLY@[485; 486) "}"
+                      R_CURLY@485..486 "}"
-              WHITESPACE@[486; 495) "\n        "
+              WHITESPACE@486..495 "\n        "
-              LITERAL@[495; 496)
+              LITERAL@495..496
-                INT_NUMBER@[495; 496) "3"
+                INT_NUMBER@495..496 "3"
-              WHITESPACE@[496; 501) "\n    "
+              WHITESPACE@496..501 "\n    "
-              R_CURLY@[501; 502) "}"
+              R_CURLY@501..502 "}"
-          SEMICOLON@[502; 503) ";"
+          SEMICOLON@502..503 ";"
-        WHITESPACE@[503; 504) "\n"
+        WHITESPACE@503..504 "\n"
-        R_CURLY@[504; 505) "}"
+        R_CURLY@504..505 "}"
-  WHITESPACE@[505; 506) "\n"
+  WHITESPACE@505..506 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0034_crate_path_in_call.rast b/crates/ra_syntax/test_data/parser/ok/0034_crate_path_in_call.rast
index beaa96388..3b9e8c71c 100644
--- a/crates/ra_syntax/test_data/parser/ok/0034_crate_path_in_call.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0034_crate_path_in_call.rast
@@ -1,42 +1,42 @@
-SOURCE_FILE@[0; 62)
+SOURCE_FILE@0..62
-  FN_DEF@[0; 61)
+  FN_DEF@0..61
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 61)
+    BLOCK_EXPR@10..61
-      BLOCK@[10; 61)
+      BLOCK@10..61
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        EXPR_STMT@[16; 59)
+        EXPR_STMT@16..59
-          CALL_EXPR@[16; 58)
+          CALL_EXPR@16..58
-            PATH_EXPR@[16; 26)
+            PATH_EXPR@16..26
-              PATH@[16; 26)
+              PATH@16..26
-                PATH_SEGMENT@[16; 26)
+                PATH_SEGMENT@16..26
-                  NAME_REF@[16; 26)
+                  NAME_REF@16..26
-                    IDENT@[16; 26) "make_query"
+                    IDENT@16..26 "make_query"
-            ARG_LIST@[26; 58)
+            ARG_LIST@26..58
-              L_PAREN@[26; 27) "("
+              L_PAREN@26..27 "("
-              PATH_EXPR@[27; 57)
+              PATH_EXPR@27..57
-                PATH@[27; 57)
+                PATH@27..57
-                  PATH@[27; 44)
+                  PATH@27..44
-                    PATH@[27; 32)
+                    PATH@27..32
-                      PATH_SEGMENT@[27; 32)
+                      PATH_SEGMENT@27..32
-                        CRATE_KW@[27; 32) "crate"
+                        CRATE_KW@27..32 "crate"
-                    COLON2@[32; 34) "::"
+                    COLON2@32..34 "::"
-                    PATH_SEGMENT@[34; 44)
+                    PATH_SEGMENT@34..44
-                      NAME_REF@[34; 44)
+                      NAME_REF@34..44
-                        IDENT@[34; 44) "module_map"
+                        IDENT@34..44 "module_map"
-                  COLON2@[44; 46) "::"
+                  COLON2@44..46 "::"
-                  PATH_SEGMENT@[46; 57)
+                  PATH_SEGMENT@46..57
-                    NAME_REF@[46; 57)
+                    NAME_REF@46..57
-                      IDENT@[46; 57) "module_tree"
+                      IDENT@46..57 "module_tree"
-              R_PAREN@[57; 58) ")"
+              R_PAREN@57..58 ")"
-          SEMICOLON@[58; 59) ";"
+          SEMICOLON@58..59 ";"
-        WHITESPACE@[59; 60) "\n"
+        WHITESPACE@59..60 "\n"
-        R_CURLY@[60; 61) "}"
+        R_CURLY@60..61 "}"
-  WHITESPACE@[61; 62) "\n"
+  WHITESPACE@61..62 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0035_weird_exprs.rast b/crates/ra_syntax/test_data/parser/ok/0035_weird_exprs.rast
index 7143a31a5..9af689635 100644
--- a/crates/ra_syntax/test_data/parser/ok/0035_weird_exprs.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0035_weird_exprs.rast
@@ -1,2329 +1,2329 @@
-SOURCE_FILE@[0; 3813)
+SOURCE_FILE@0..3813
-  COMMENT@[0; 55) "//! Adapted from a `r ..."
+  COMMENT@0..55 "//! Adapted from a `r ..."
-  WHITESPACE@[55; 56) "\n"
+  WHITESPACE@55..56 "\n"
-  COMMENT@[56; 173) "//! https://github.co ..."
+  COMMENT@56..173 "//! https://github.co ..."
-  WHITESPACE@[173; 174) "\n"
+  WHITESPACE@173..174 "\n"
-  COMMENT@[174; 178) "//! "
+  COMMENT@174..178 "//! "
-  WHITESPACE@[178; 179) "\n"
+  WHITESPACE@178..179 "\n"
-  COMMENT@[179; 269) "//! Reported to rust- ..."
+  COMMENT@179..269 "//! Reported to rust- ..."
-  WHITESPACE@[269; 271) "\n\n"
+  WHITESPACE@269..271 "\n\n"
-  ATTR@[271; 302)
+  ATTR@271..302
-    POUND@[271; 272) "#"
+    POUND@271..272 "#"
-    BANG@[272; 273) "!"
+    BANG@272..273 "!"
-    L_BRACK@[273; 274) "["
+    L_BRACK@273..274 "["
-    PATH@[274; 279)
+    PATH@274..279
-      PATH_SEGMENT@[274; 279)
+      PATH_SEGMENT@274..279
-        NAME_REF@[274; 279)
+        NAME_REF@274..279
-          IDENT@[274; 279) "allow"
+          IDENT@274..279 "allow"
-    TOKEN_TREE@[279; 301)
+    TOKEN_TREE@279..301
-      L_PAREN@[279; 280) "("
+      L_PAREN@279..280 "("
-      IDENT@[280; 300) "non_camel_case_types"
+      IDENT@280..300 "non_camel_case_types"
-      R_PAREN@[300; 301) ")"
+      R_PAREN@300..301 ")"
-    R_BRACK@[301; 302) "]"
+    R_BRACK@301..302 "]"
-  WHITESPACE@[302; 303) "\n"
+  WHITESPACE@302..303 "\n"
-  ATTR@[303; 323)
+  ATTR@303..323
-    POUND@[303; 304) "#"
+    POUND@303..304 "#"
-    BANG@[304; 305) "!"
+    BANG@304..305 "!"
-    L_BRACK@[305; 306) "["
+    L_BRACK@305..306 "["
-    PATH@[306; 311)
+    PATH@306..311
-      PATH_SEGMENT@[306; 311)
+      PATH_SEGMENT@306..311
-        NAME_REF@[306; 311)
+        NAME_REF@306..311
-          IDENT@[306; 311) "allow"
+          IDENT@306..311 "allow"
-    TOKEN_TREE@[311; 322)
+    TOKEN_TREE@311..322
-      L_PAREN@[311; 312) "("
+      L_PAREN@311..312 "("
-      IDENT@[312; 321) "dead_code"
+      IDENT@312..321 "dead_code"
-      R_PAREN@[321; 322) ")"
+      R_PAREN@321..322 ")"
-    R_BRACK@[322; 323) "]"
+    R_BRACK@322..323 "]"
-  WHITESPACE@[323; 324) "\n"
+  WHITESPACE@323..324 "\n"
-  ATTR@[324; 351)
+  ATTR@324..351
-    POUND@[324; 325) "#"
+    POUND@324..325 "#"
-    BANG@[325; 326) "!"
+    BANG@325..326 "!"
-    L_BRACK@[326; 327) "["
+    L_BRACK@326..327 "["
-    PATH@[327; 332)
+    PATH@327..332
-      PATH_SEGMENT@[327; 332)
+      PATH_SEGMENT@327..332
-        NAME_REF@[327; 332)
+        NAME_REF@327..332
-          IDENT@[327; 332) "allow"
+          IDENT@327..332 "allow"
-    TOKEN_TREE@[332; 350)
+    TOKEN_TREE@332..350
-      L_PAREN@[332; 333) "("
+      L_PAREN@332..333 "("
-      IDENT@[333; 349) "unreachable_code"
+      IDENT@333..349 "unreachable_code"
-      R_PAREN@[349; 350) ")"
+      R_PAREN@349..350 ")"
-    R_BRACK@[350; 351) "]"
+    R_BRACK@350..351 "]"
-  WHITESPACE@[351; 352) "\n"
+  WHITESPACE@351..352 "\n"
-  ATTR@[352; 376)
+  ATTR@352..376
-    POUND@[352; 353) "#"
+    POUND@352..353 "#"
-    BANG@[353; 354) "!"
+    BANG@353..354 "!"
-    L_BRACK@[354; 355) "["
+    L_BRACK@354..355 "["
-    PATH@[355; 360)
+    PATH@355..360
-      PATH_SEGMENT@[355; 360)
+      PATH_SEGMENT@355..360
-        NAME_REF@[355; 360)
+        NAME_REF@355..360
-          IDENT@[355; 360) "allow"
+          IDENT@355..360 "allow"
-    TOKEN_TREE@[360; 375)
+    TOKEN_TREE@360..375
-      L_PAREN@[360; 361) "("
+      L_PAREN@360..361 "("
-      IDENT@[361; 374) "unused_parens"
+      IDENT@361..374 "unused_parens"
-      R_PAREN@[374; 375) ")"
+      R_PAREN@374..375 ")"
-    R_BRACK@[375; 376) "]"
+    R_BRACK@375..376 "]"
-  WHITESPACE@[376; 378) "\n\n"
+  WHITESPACE@376..378 "\n\n"
-  ATTR@[378; 405)
+  ATTR@378..405
-    POUND@[378; 379) "#"
+    POUND@378..379 "#"
-    BANG@[379; 380) "!"
+    BANG@379..380 "!"
-    L_BRACK@[380; 381) "["
+    L_BRACK@380..381 "["
-    PATH@[381; 396)
+    PATH@381..396
-      PATH_SEGMENT@[381; 396)
+      PATH_SEGMENT@381..396
-        NAME_REF@[381; 396)
+        NAME_REF@381..396
-          IDENT@[381; 396) "recursion_limit"
+          IDENT@381..396 "recursion_limit"
-    WHITESPACE@[396; 397) " "
+    WHITESPACE@396..397 " "
-    EQ@[397; 398) "="
+    EQ@397..398 "="
-    WHITESPACE@[398; 399) " "
+    WHITESPACE@398..399 " "
-    LITERAL@[399; 404)
+    LITERAL@399..404
-      STRING@[399; 404) "\"128\""
+      STRING@399..404 "\"128\""
-    R_BRACK@[404; 405) "]"
+    R_BRACK@404..405 "]"
-  WHITESPACE@[405; 407) "\n\n"
+  WHITESPACE@405..407 "\n\n"
-  USE_ITEM@[407; 427)
+  USE_ITEM@407..427
-    USE_KW@[407; 410) "use"
+    USE_KW@407..410 "use"
-    WHITESPACE@[410; 411) " "
+    WHITESPACE@410..411 " "
-    USE_TREE@[411; 426)
+    USE_TREE@411..426
-      PATH@[411; 426)
+      PATH@411..426
-        PATH@[411; 420)
+        PATH@411..420
-          PATH@[411; 414)
+          PATH@411..414
-            PATH_SEGMENT@[411; 414)
+            PATH_SEGMENT@411..414
-              NAME_REF@[411; 414)
+              NAME_REF@411..414
-                IDENT@[411; 414) "std"
+                IDENT@411..414 "std"
-          COLON2@[414; 416) "::"
+          COLON2@414..416 "::"
-          PATH_SEGMENT@[416; 420)
+          PATH_SEGMENT@416..420
-            NAME_REF@[416; 420)
+            NAME_REF@416..420
-              IDENT@[416; 420) "cell"
+              IDENT@416..420 "cell"
-        COLON2@[420; 422) "::"
+        COLON2@420..422 "::"
-        PATH_SEGMENT@[422; 426)
+        PATH_SEGMENT@422..426
-          NAME_REF@[422; 426)
+          NAME_REF@422..426
-            IDENT@[422; 426) "Cell"
+            IDENT@422..426 "Cell"
-    SEMICOLON@[426; 427) ";"
+    SEMICOLON@426..427 ";"
-  WHITESPACE@[427; 428) "\n"
+  WHITESPACE@427..428 "\n"
-  USE_ITEM@[428; 447)
+  USE_ITEM@428..447
-    USE_KW@[428; 431) "use"
+    USE_KW@428..431 "use"
-    WHITESPACE@[431; 432) " "
+    WHITESPACE@431..432 " "
-    USE_TREE@[432; 446)
+    USE_TREE@432..446
-      PATH@[432; 446)
+      PATH@432..446
-        PATH@[432; 440)
+        PATH@432..440
-          PATH@[432; 435)
+          PATH@432..435
-            PATH_SEGMENT@[432; 435)
+            PATH_SEGMENT@432..435
-              NAME_REF@[432; 435)
+              NAME_REF@432..435
-                IDENT@[432; 435) "std"
+                IDENT@432..435 "std"
-          COLON2@[435; 437) "::"
+          COLON2@435..437 "::"
-          PATH_SEGMENT@[437; 440)
+          PATH_SEGMENT@437..440
-            NAME_REF@[437; 440)
+            NAME_REF@437..440
-              IDENT@[437; 440) "mem"
+              IDENT@437..440 "mem"
-        COLON2@[440; 442) "::"
+        COLON2@440..442 "::"
-        PATH_SEGMENT@[442; 446)
+        PATH_SEGMENT@442..446
-          NAME_REF@[442; 446)
+          NAME_REF@442..446
-            IDENT@[442; 446) "swap"
+            IDENT@442..446 "swap"
-    SEMICOLON@[446; 447) ";"
+    SEMICOLON@446..447 ";"
-  WHITESPACE@[447; 449) "\n\n"
+  WHITESPACE@447..449 "\n\n"
-  COMMENT@[449; 518) "// Just a grab bag of ..."
+  COMMENT@449..518 "// Just a grab bag of ..."
-  WHITESPACE@[518; 520) "\n\n"
+  WHITESPACE@518..520 "\n\n"
-  FN_DEF@[520; 572)
+  FN_DEF@520..572
-    FN_KW@[520; 522) "fn"
+    FN_KW@520..522 "fn"
-    WHITESPACE@[522; 523) " "
+    WHITESPACE@522..523 " "
-    NAME@[523; 530)
+    NAME@523..530
-      IDENT@[523; 530) "strange"
+      IDENT@523..530 "strange"
-    PARAM_LIST@[530; 532)
+    PARAM_LIST@530..532
-      L_PAREN@[530; 531) "("
+      L_PAREN@530..531 "("
-      R_PAREN@[531; 532) ")"
+      R_PAREN@531..532 ")"
-    WHITESPACE@[532; 533) " "
+    WHITESPACE@532..533 " "
-    RET_TYPE@[533; 540)
+    RET_TYPE@533..540
-      THIN_ARROW@[533; 535) "->"
+      THIN_ARROW@533..535 "->"
-      WHITESPACE@[535; 536) " "
+      WHITESPACE@535..536 " "
-      PATH_TYPE@[536; 540)
+      PATH_TYPE@536..540
-        PATH@[536; 540)
+        PATH@536..540
-          PATH_SEGMENT@[536; 540)
+          PATH_SEGMENT@536..540
-            NAME_REF@[536; 540)
+            NAME_REF@536..540
-              IDENT@[536; 540) "bool"
+              IDENT@536..540 "bool"
-    WHITESPACE@[540; 541) " "
+    WHITESPACE@540..541 " "
-    BLOCK_EXPR@[541; 572)
+    BLOCK_EXPR@541..572
-      BLOCK@[541; 572)
+      BLOCK@541..572
-        L_CURLY@[541; 542) "{"
+        L_CURLY@541..542 "{"
-        WHITESPACE@[542; 543) " "
+        WHITESPACE@542..543 " "
-        LET_STMT@[543; 570)
+        LET_STMT@543..570
-          LET_KW@[543; 546) "let"
+          LET_KW@543..546 "let"
-          WHITESPACE@[546; 547) " "
+          WHITESPACE@546..547 " "
-          BIND_PAT@[547; 549)
+          BIND_PAT@547..549
-            NAME@[547; 549)
+            NAME@547..549
-              IDENT@[547; 549) "_x"
+              IDENT@547..549 "_x"
-          COLON@[549; 550) ":"
+          COLON@549..550 ":"
-          WHITESPACE@[550; 551) " "
+          WHITESPACE@550..551 " "
-          PATH_TYPE@[551; 555)
+          PATH_TYPE@551..555
-            PATH@[551; 555)
+            PATH@551..555
-              PATH_SEGMENT@[551; 555)
+              PATH_SEGMENT@551..555
-                NAME_REF@[551; 555)
+                NAME_REF@551..555
-                  IDENT@[551; 555) "bool"
+                  IDENT@551..555 "bool"
-          WHITESPACE@[555; 556) " "
+          WHITESPACE@555..556 " "
-          EQ@[556; 557) "="
+          EQ@556..557 "="
-          WHITESPACE@[557; 558) " "
+          WHITESPACE@557..558 " "
-          RETURN_EXPR@[558; 569)
+          RETURN_EXPR@558..569
-            RETURN_KW@[558; 564) "return"
+            RETURN_KW@558..564 "return"
-            WHITESPACE@[564; 565) " "
+            WHITESPACE@564..565 " "
-            LITERAL@[565; 569)
+            LITERAL@565..569
-              TRUE_KW@[565; 569) "true"
+              TRUE_KW@565..569 "true"
-          SEMICOLON@[569; 570) ";"
+          SEMICOLON@569..570 ";"
-        WHITESPACE@[570; 571) " "
+        WHITESPACE@570..571 " "
-        R_CURLY@[571; 572) "}"
+        R_CURLY@571..572 "}"
-  WHITESPACE@[572; 574) "\n\n"
+  WHITESPACE@572..574 "\n\n"
-  FN_DEF@[574; 624)
+  FN_DEF@574..624
-    FN_KW@[574; 576) "fn"
+    FN_KW@574..576 "fn"
-    WHITESPACE@[576; 577) " "
+    WHITESPACE@576..577 " "
-    NAME@[577; 582)
+    NAME@577..582
-      IDENT@[577; 582) "funny"
+      IDENT@577..582 "funny"
-    PARAM_LIST@[582; 584)
+    PARAM_LIST@582..584
-      L_PAREN@[582; 583) "("
+      L_PAREN@582..583 "("
-      R_PAREN@[583; 584) ")"
+      R_PAREN@583..584 ")"
-    WHITESPACE@[584; 585) " "
+    WHITESPACE@584..585 " "
-    BLOCK_EXPR@[585; 624)
+    BLOCK_EXPR@585..624
-      BLOCK@[585; 624)
+      BLOCK@585..624
-        L_CURLY@[585; 586) "{"
+        L_CURLY@585..586 "{"
-        WHITESPACE@[586; 591) "\n    "
+        WHITESPACE@586..591 "\n    "
-        FN_DEF@[591; 607)
+        FN_DEF@591..607
-          FN_KW@[591; 593) "fn"
+          FN_KW@591..593 "fn"
-          WHITESPACE@[593; 594) " "
+          WHITESPACE@593..594 " "
-          NAME@[594; 595)
+          NAME@594..595
-            IDENT@[594; 595) "f"
+            IDENT@594..595 "f"
-          PARAM_LIST@[595; 603)
+          PARAM_LIST@595..603
-            L_PAREN@[595; 596) "("
+            L_PAREN@595..596 "("
-            PARAM@[596; 602)
+            PARAM@596..602
-              BIND_PAT@[596; 598)
+              BIND_PAT@596..598
-                NAME@[596; 598)
+                NAME@596..598
-                  IDENT@[596; 598) "_x"
+                  IDENT@596..598 "_x"
-              COLON@[598; 599) ":"
+              COLON@598..599 ":"
-              WHITESPACE@[599; 600) " "
+              WHITESPACE@599..600 " "
-              TUPLE_TYPE@[600; 602)
+              TUPLE_TYPE@600..602
-                L_PAREN@[600; 601) "("
+                L_PAREN@600..601 "("
-                R_PAREN@[601; 602) ")"
+                R_PAREN@601..602 ")"
-            R_PAREN@[602; 603) ")"
+            R_PAREN@602..603 ")"
-          WHITESPACE@[603; 604) " "
+          WHITESPACE@603..604 " "
-          BLOCK_EXPR@[604; 607)
+          BLOCK_EXPR@604..607
-            BLOCK@[604; 607)
+            BLOCK@604..607
-              L_CURLY@[604; 605) "{"
+              L_CURLY@604..605 "{"
-              WHITESPACE@[605; 606) " "
+              WHITESPACE@605..606 " "
-              R_CURLY@[606; 607) "}"
+              R_CURLY@606..607 "}"
-        WHITESPACE@[607; 612) "\n    "
+        WHITESPACE@607..612 "\n    "
-        EXPR_STMT@[612; 622)
+        EXPR_STMT@612..622
-          CALL_EXPR@[612; 621)
+          CALL_EXPR@612..621
-            PATH_EXPR@[612; 613)
+            PATH_EXPR@612..613
-              PATH@[612; 613)
+              PATH@612..613
-                PATH_SEGMENT@[612; 613)
+                PATH_SEGMENT@612..613
-                  NAME_REF@[612; 613)
+                  NAME_REF@612..613
-                    IDENT@[612; 613) "f"
+                    IDENT@612..613 "f"
-            ARG_LIST@[613; 621)
+            ARG_LIST@613..621
-              L_PAREN@[613; 614) "("
+              L_PAREN@613..614 "("
-              RETURN_EXPR@[614; 620)
+              RETURN_EXPR@614..620
-                RETURN_KW@[614; 620) "return"
+                RETURN_KW@614..620 "return"
-              R_PAREN@[620; 621) ")"
+              R_PAREN@620..621 ")"
-          SEMICOLON@[621; 622) ";"
+          SEMICOLON@621..622 ";"
-        WHITESPACE@[622; 623) "\n"
+        WHITESPACE@622..623 "\n"
-        R_CURLY@[623; 624) "}"
+        R_CURLY@623..624 "}"
-  WHITESPACE@[624; 626) "\n\n"
+  WHITESPACE@624..626 "\n\n"
-  FN_DEF@[626; 816)
+  FN_DEF@626..816
-    FN_KW@[626; 628) "fn"
+    FN_KW@626..628 "fn"
-    WHITESPACE@[628; 629) " "
+    WHITESPACE@628..629 " "
-    NAME@[629; 633)
+    NAME@629..633
-      IDENT@[629; 633) "what"
+      IDENT@629..633 "what"
-    PARAM_LIST@[633; 635)
+    PARAM_LIST@633..635
-      L_PAREN@[633; 634) "("
+      L_PAREN@633..634 "("
-      R_PAREN@[634; 635) ")"
+      R_PAREN@634..635 ")"
-    WHITESPACE@[635; 636) " "
+    WHITESPACE@635..636 " "
-    BLOCK_EXPR@[636; 816)
+    BLOCK_EXPR@636..816
-      BLOCK@[636; 816)
+      BLOCK@636..816
-        L_CURLY@[636; 637) "{"
+        L_CURLY@636..637 "{"
-        WHITESPACE@[637; 642) "\n    "
+        WHITESPACE@637..642 "\n    "
-        FN_DEF@[642; 720)
+        FN_DEF@642..720
-          FN_KW@[642; 644) "fn"
+          FN_KW@642..644 "fn"
-          WHITESPACE@[644; 645) " "
+          WHITESPACE@644..645 " "
-          NAME@[645; 648)
+          NAME@645..648
-            IDENT@[645; 648) "the"
+            IDENT@645..648 "the"
-          PARAM_LIST@[648; 664)
+          PARAM_LIST@648..664
-            L_PAREN@[648; 649) "("
+            L_PAREN@648..649 "("
-            PARAM@[649; 663)
+            PARAM@649..663
-              BIND_PAT@[649; 650)
+              BIND_PAT@649..650
-                NAME@[649; 650)
+                NAME@649..650
-                  IDENT@[649; 650) "x"
+                  IDENT@649..650 "x"
-              COLON@[650; 651) ":"
+              COLON@650..651 ":"
-              WHITESPACE@[651; 652) " "
+              WHITESPACE@651..652 " "
-              REFERENCE_TYPE@[652; 663)
+              REFERENCE_TYPE@652..663
-                AMP@[652; 653) "&"
+                AMP@652..653 "&"
-                PATH_TYPE@[653; 663)
+                PATH_TYPE@653..663
-                  PATH@[653; 663)
+                  PATH@653..663
-                    PATH_SEGMENT@[653; 663)
+                    PATH_SEGMENT@653..663
-                      NAME_REF@[653; 657)
+                      NAME_REF@653..657
-                        IDENT@[653; 657) "Cell"
+                        IDENT@653..657 "Cell"
-                      TYPE_ARG_LIST@[657; 663)
+                      TYPE_ARG_LIST@657..663
-                        L_ANGLE@[657; 658) "<"
+                        L_ANGLE@657..658 "<"
-                        TYPE_ARG@[658; 662)
+                        TYPE_ARG@658..662
-                          PATH_TYPE@[658; 662)
+                          PATH_TYPE@658..662
-                            PATH@[658; 662)
+                            PATH@658..662
-                              PATH_SEGMENT@[658; 662)
+                              PATH_SEGMENT@658..662
-                                NAME_REF@[658; 662)
+                                NAME_REF@658..662
-                                  IDENT@[658; 662) "bool"
+                                  IDENT@658..662 "bool"
-                        R_ANGLE@[662; 663) ">"
+                        R_ANGLE@662..663 ">"
-            R_PAREN@[663; 664) ")"
+            R_PAREN@663..664 ")"
-          WHITESPACE@[664; 665) " "
+          WHITESPACE@664..665 " "
-          BLOCK_EXPR@[665; 720)
+          BLOCK_EXPR@665..720
-            BLOCK@[665; 720)
+            BLOCK@665..720
-              L_CURLY@[665; 666) "{"
+              L_CURLY@665..666 "{"
-              WHITESPACE@[666; 675) "\n        "
+              WHITESPACE@666..675 "\n        "
-              EXPR_STMT@[675; 714)
+              EXPR_STMT@675..714
-                RETURN_EXPR@[675; 713)
+                RETURN_EXPR@675..713
-                  RETURN_KW@[675; 681) "return"
+                  RETURN_KW@675..681 "return"
-                  WHITESPACE@[681; 682) " "
+                  WHITESPACE@681..682 " "
-                  WHILE_EXPR@[682; 713)
+                  WHILE_EXPR@682..713
-                    WHILE_KW@[682; 687) "while"
+                    WHILE_KW@682..687 "while"
-                    WHITESPACE@[687; 688) " "
+                    WHITESPACE@687..688 " "
-                    CONDITION@[688; 696)
+                    CONDITION@688..696
-                      PREFIX_EXPR@[688; 696)
+                      PREFIX_EXPR@688..696
-                        BANG@[688; 689) "!"
+                        BANG@688..689 "!"
-                        METHOD_CALL_EXPR@[689; 696)
+                        METHOD_CALL_EXPR@689..696
-                          PATH_EXPR@[689; 690)
+                          PATH_EXPR@689..690
-                            PATH@[689; 690)
+                            PATH@689..690
-                              PATH_SEGMENT@[689; 690)
+                              PATH_SEGMENT@689..690
-                                NAME_REF@[689; 690)
+                                NAME_REF@689..690
-                                  IDENT@[689; 690) "x"
+                                  IDENT@689..690 "x"
-                          DOT@[690; 691) "."
+                          DOT@690..691 "."
-                          NAME_REF@[691; 694)
+                          NAME_REF@691..694
-                            IDENT@[691; 694) "get"
+                            IDENT@691..694 "get"
-                          ARG_LIST@[694; 696)
+                          ARG_LIST@694..696
-                            L_PAREN@[694; 695) "("
+                            L_PAREN@694..695 "("
-                            R_PAREN@[695; 696) ")"
+                            R_PAREN@695..696 ")"
-                    WHITESPACE@[696; 697) " "
+                    WHITESPACE@696..697 " "
-                    BLOCK_EXPR@[697; 713)
+                    BLOCK_EXPR@697..713
-                      BLOCK@[697; 713)
+                      BLOCK@697..713
-                        L_CURLY@[697; 698) "{"
+                        L_CURLY@697..698 "{"
-                        WHITESPACE@[698; 699) " "
+                        WHITESPACE@698..699 " "
-                        EXPR_STMT@[699; 711)
+                        EXPR_STMT@699..711
-                          METHOD_CALL_EXPR@[699; 710)
+                          METHOD_CALL_EXPR@699..710
-                            PATH_EXPR@[699; 700)
+                            PATH_EXPR@699..700
-                              PATH@[699; 700)
+                              PATH@699..700
-                                PATH_SEGMENT@[699; 700)
+                                PATH_SEGMENT@699..700
-                                  NAME_REF@[699; 700)
+                                  NAME_REF@699..700
-                                    IDENT@[699; 700) "x"
+                                    IDENT@699..700 "x"
-                            DOT@[700; 701) "."
+                            DOT@700..701 "."
-                            NAME_REF@[701; 704)
+                            NAME_REF@701..704
-                              IDENT@[701; 704) "set"
+                              IDENT@701..704 "set"
-                            ARG_LIST@[704; 710)
+                            ARG_LIST@704..710
-                              L_PAREN@[704; 705) "("
+                              L_PAREN@704..705 "("
-                              LITERAL@[705; 709)
+                              LITERAL@705..709
-                                TRUE_KW@[705; 709) "true"
+                                TRUE_KW@705..709 "true"
-                              R_PAREN@[709; 710) ")"
+                              R_PAREN@709..710 ")"
-                          SEMICOLON@[710; 711) ";"
+                          SEMICOLON@710..711 ";"
-                        WHITESPACE@[711; 712) " "
+                        WHITESPACE@711..712 " "
-                        R_CURLY@[712; 713) "}"
+                        R_CURLY@712..713 "}"
-                SEMICOLON@[713; 714) ";"
+                SEMICOLON@713..714 ";"
-              WHITESPACE@[714; 719) "\n    "
+              WHITESPACE@714..719 "\n    "
-              R_CURLY@[719; 720) "}"
+              R_CURLY@719..720 "}"
-        WHITESPACE@[720; 725) "\n    "
+        WHITESPACE@720..725 "\n    "
-        LET_STMT@[725; 751)
+        LET_STMT@725..751
-          LET_KW@[725; 728) "let"
+          LET_KW@725..728 "let"
-          WHITESPACE@[728; 729) " "
+          WHITESPACE@728..729 " "
-          BIND_PAT@[729; 730)
+          BIND_PAT@729..730
-            NAME@[729; 730)
+            NAME@729..730
-              IDENT@[729; 730) "i"
+              IDENT@729..730 "i"
-          WHITESPACE@[730; 731) " "
+          WHITESPACE@730..731 " "
-          EQ@[731; 732) "="
+          EQ@731..732 "="
-          WHITESPACE@[732; 733) " "
+          WHITESPACE@732..733 " "
-          REF_EXPR@[733; 750)
+          REF_EXPR@733..750
-            AMP@[733; 734) "&"
+            AMP@733..734 "&"
-            CALL_EXPR@[734; 750)
+            CALL_EXPR@734..750
-              PATH_EXPR@[734; 743)
+              PATH_EXPR@734..743
-                PATH@[734; 743)
+                PATH@734..743
-                  PATH@[734; 738)
+                  PATH@734..738
-                    PATH_SEGMENT@[734; 738)
+                    PATH_SEGMENT@734..738
-                      NAME_REF@[734; 738)
+                      NAME_REF@734..738
-                        IDENT@[734; 738) "Cell"
+                        IDENT@734..738 "Cell"
-                  COLON2@[738; 740) "::"
+                  COLON2@738..740 "::"
-                  PATH_SEGMENT@[740; 743)
+                  PATH_SEGMENT@740..743
-                    NAME_REF@[740; 743)
+                    NAME_REF@740..743
-                      IDENT@[740; 743) "new"
+                      IDENT@740..743 "new"
-              ARG_LIST@[743; 750)
+              ARG_LIST@743..750
-                L_PAREN@[743; 744) "("
+                L_PAREN@743..744 "("
-                LITERAL@[744; 749)
+                LITERAL@744..749
-                  FALSE_KW@[744; 749) "false"
+                  FALSE_KW@744..749 "false"
-                R_PAREN@[749; 750) ")"
+                R_PAREN@749..750 ")"
-          SEMICOLON@[750; 751) ";"
+          SEMICOLON@750..751 ";"
-        WHITESPACE@[751; 756) "\n    "
+        WHITESPACE@751..756 "\n    "
-        LET_STMT@[756; 778)
+        LET_STMT@756..778
-          LET_KW@[756; 759) "let"
+          LET_KW@756..759 "let"
-          WHITESPACE@[759; 760) " "
+          WHITESPACE@759..760 " "
-          BIND_PAT@[760; 764)
+          BIND_PAT@760..764
-            NAME@[760; 764)
+            NAME@760..764
-              IDENT@[760; 764) "dont"
+              IDENT@760..764 "dont"
-          WHITESPACE@[764; 765) " "
+          WHITESPACE@764..765 " "
-          EQ@[765; 766) "="
+          EQ@765..766 "="
-          WHITESPACE@[766; 767) " "
+          WHITESPACE@766..767 " "
-          BLOCK_EXPR@[767; 777)
+          BLOCK_EXPR@767..777
-            BLOCK@[767; 777)
+            BLOCK@767..777
-              L_CURLY@[767; 768) "{"
+              L_CURLY@767..768 "{"
-              LAMBDA_EXPR@[768; 776)
+              LAMBDA_EXPR@768..776
-                PARAM_LIST@[768; 770)
+                PARAM_LIST@768..770
-                  PIPE@[768; 769) "|"
+                  PIPE@768..769 "|"
-                  PIPE@[769; 770) "|"
+                  PIPE@769..770 "|"
-                CALL_EXPR@[770; 776)
+                CALL_EXPR@770..776
-                  PATH_EXPR@[770; 773)
+                  PATH_EXPR@770..773
-                    PATH@[770; 773)
+                    PATH@770..773
-                      PATH_SEGMENT@[770; 773)
+                      PATH_SEGMENT@770..773
-                        NAME_REF@[770; 773)
+                        NAME_REF@770..773
-                          IDENT@[770; 773) "the"
+                          IDENT@770..773 "the"
-                  ARG_LIST@[773; 776)
+                  ARG_LIST@773..776
-                    L_PAREN@[773; 774) "("
+                    L_PAREN@773..774 "("
-                    PATH_EXPR@[774; 775)
+                    PATH_EXPR@774..775
-                      PATH@[774; 775)
+                      PATH@774..775
-                        PATH_SEGMENT@[774; 775)
+                        PATH_SEGMENT@774..775
-                          NAME_REF@[774; 775)
+                          NAME_REF@774..775
-                            IDENT@[774; 775) "i"
+                            IDENT@774..775 "i"
-                    R_PAREN@[775; 776) ")"
+                    R_PAREN@775..776 ")"
-              R_CURLY@[776; 777) "}"
+              R_CURLY@776..777 "}"
-          SEMICOLON@[777; 778) ";"
+          SEMICOLON@777..778 ";"
-        WHITESPACE@[778; 783) "\n    "
+        WHITESPACE@778..783 "\n    "
-        EXPR_STMT@[783; 790)
+        EXPR_STMT@783..790
-          CALL_EXPR@[783; 789)
+          CALL_EXPR@783..789
-            PATH_EXPR@[783; 787)
+            PATH_EXPR@783..787
-              PATH@[783; 787)
+              PATH@783..787
-                PATH_SEGMENT@[783; 787)
+                PATH_SEGMENT@783..787
-                  NAME_REF@[783; 787)
+                  NAME_REF@783..787
-                    IDENT@[783; 787) "dont"
+                    IDENT@783..787 "dont"
-            ARG_LIST@[787; 789)
+            ARG_LIST@787..789
-              L_PAREN@[787; 788) "("
+              L_PAREN@787..788 "("
-              R_PAREN@[788; 789) ")"
+              R_PAREN@788..789 ")"
-          SEMICOLON@[789; 790) ";"
+          SEMICOLON@789..790 ";"
-        WHITESPACE@[790; 795) "\n    "
+        WHITESPACE@790..795 "\n    "
-        EXPR_STMT@[795; 814)
+        EXPR_STMT@795..814
-          MACRO_CALL@[795; 813)
+          MACRO_CALL@795..813
-            PATH@[795; 801)
+            PATH@795..801
-              PATH_SEGMENT@[795; 801)
+              PATH_SEGMENT@795..801
-                NAME_REF@[795; 801)
+                NAME_REF@795..801
-                  IDENT@[795; 801) "assert"
+                  IDENT@795..801 "assert"
-            BANG@[801; 802) "!"
+            BANG@801..802 "!"
-            TOKEN_TREE@[802; 813)
+            TOKEN_TREE@802..813
-              L_PAREN@[802; 803) "("
+              L_PAREN@802..803 "("
-              TOKEN_TREE@[803; 812)
+              TOKEN_TREE@803..812
-                L_PAREN@[803; 804) "("
+                L_PAREN@803..804 "("
-                IDENT@[804; 805) "i"
+                IDENT@804..805 "i"
-                DOT@[805; 806) "."
+                DOT@805..806 "."
-                IDENT@[806; 809) "get"
+                IDENT@806..809 "get"
-                TOKEN_TREE@[809; 811)
+                TOKEN_TREE@809..811
-                  L_PAREN@[809; 810) "("
+                  L_PAREN@809..810 "("
-                  R_PAREN@[810; 811) ")"
+                  R_PAREN@810..811 ")"
-                R_PAREN@[811; 812) ")"
+                R_PAREN@811..812 ")"
-              R_PAREN@[812; 813) ")"
+              R_PAREN@812..813 ")"
-          SEMICOLON@[813; 814) ";"
+          SEMICOLON@813..814 ";"
-        WHITESPACE@[814; 815) "\n"
+        WHITESPACE@814..815 "\n"
-        R_CURLY@[815; 816) "}"
+        R_CURLY@815..816 "}"
-  WHITESPACE@[816; 818) "\n\n"
+  WHITESPACE@816..818 "\n\n"
-  FN_DEF@[818; 1322)
+  FN_DEF@818..1322
-    FN_KW@[818; 820) "fn"
+    FN_KW@818..820 "fn"
-    WHITESPACE@[820; 821) " "
+    WHITESPACE@820..821 " "
-    NAME@[821; 832)
+    NAME@821..832
-      IDENT@[821; 832) "zombiejesus"
+      IDENT@821..832 "zombiejesus"
-    PARAM_LIST@[832; 834)
+    PARAM_LIST@832..834
-      L_PAREN@[832; 833) "("
+      L_PAREN@832..833 "("
-      R_PAREN@[833; 834) ")"
+      R_PAREN@833..834 ")"
-    WHITESPACE@[834; 835) " "
+    WHITESPACE@834..835 " "
-    BLOCK_EXPR@[835; 1322)
+    BLOCK_EXPR@835..1322
-      BLOCK@[835; 1322)
+      BLOCK@835..1322
-        L_CURLY@[835; 836) "{"
+        L_CURLY@835..836 "{"
-        WHITESPACE@[836; 841) "\n    "
+        WHITESPACE@836..841 "\n    "
-        LOOP_EXPR@[841; 1320)
+        LOOP_EXPR@841..1320
-          LOOP_KW@[841; 845) "loop"
+          LOOP_KW@841..845 "loop"
-          WHITESPACE@[845; 846) " "
+          WHITESPACE@845..846 " "
-          BLOCK_EXPR@[846; 1320)
+          BLOCK_EXPR@846..1320
-            BLOCK@[846; 1320)
+            BLOCK@846..1320
-              L_CURLY@[846; 847) "{"
+              L_CURLY@846..847 "{"
-              WHITESPACE@[847; 856) "\n        "
+              WHITESPACE@847..856 "\n        "
-              EXPR_STMT@[856; 1283)
+              EXPR_STMT@856..1283
-                WHILE_EXPR@[856; 1283)
+                WHILE_EXPR@856..1283
-                  WHILE_KW@[856; 861) "while"
+                  WHILE_KW@856..861 "while"
-                  WHITESPACE@[861; 862) " "
+                  WHITESPACE@861..862 " "
-                  CONDITION@[862; 870)
+                  CONDITION@862..870
-                    PAREN_EXPR@[862; 870)
+                    PAREN_EXPR@862..870
-                      L_PAREN@[862; 863) "("
+                      L_PAREN@862..863 "("
-                      RETURN_EXPR@[863; 869)
+                      RETURN_EXPR@863..869
-                        RETURN_KW@[863; 869) "return"
+                        RETURN_KW@863..869 "return"
-                      R_PAREN@[869; 870) ")"
+                      R_PAREN@869..870 ")"
-                  WHITESPACE@[870; 871) " "
+                  WHITESPACE@870..871 " "
-                  BLOCK_EXPR@[871; 1283)
+                  BLOCK_EXPR@871..1283
-                    BLOCK@[871; 1283)
+                    BLOCK@871..1283
-                      L_CURLY@[871; 872) "{"
+                      L_CURLY@871..872 "{"
-                      WHITESPACE@[872; 885) "\n            "
+                      WHITESPACE@872..885 "\n            "
-                      IF_EXPR@[885; 1273)
+                      IF_EXPR@885..1273
-                        IF_KW@[885; 887) "if"
+                        IF_KW@885..887 "if"
-                        WHITESPACE@[887; 888) " "
+                        WHITESPACE@887..888 " "
-                        CONDITION@[888; 896)
+                        CONDITION@888..896
-                          PAREN_EXPR@[888; 896)
+                          PAREN_EXPR@888..896
-                            L_PAREN@[888; 889) "("
+                            L_PAREN@888..889 "("
-                            RETURN_EXPR@[889; 895)
+                            RETURN_EXPR@889..895
-                              RETURN_KW@[889; 895) "return"
+                              RETURN_KW@889..895 "return"
-                            R_PAREN@[895; 896) ")"
+                            R_PAREN@895..896 ")"
-                        WHITESPACE@[896; 897) " "
+                        WHITESPACE@896..897 " "
-                        BLOCK_EXPR@[897; 1216)
+                        BLOCK_EXPR@897..1216
-                          BLOCK@[897; 1216)
+                          BLOCK@897..1216
-                            L_CURLY@[897; 898) "{"
+                            L_CURLY@897..898 "{"
-                            WHITESPACE@[898; 915) "\n                "
+                            WHITESPACE@898..915 "\n                "
-                            EXPR_STMT@[915; 1202)
+                            EXPR_STMT@915..1202
-                              MATCH_EXPR@[915; 1201)
+                              MATCH_EXPR@915..1201
-                                MATCH_KW@[915; 920) "match"
+                                MATCH_KW@915..920 "match"
-                                WHITESPACE@[920; 921) " "
+                                WHITESPACE@920..921 " "
-                                PAREN_EXPR@[921; 929)
+                                PAREN_EXPR@921..929
-                                  L_PAREN@[921; 922) "("
+                                  L_PAREN@921..922 "("
-                                  RETURN_EXPR@[922; 928)
+                                  RETURN_EXPR@922..928
-                                    RETURN_KW@[922; 928) "return"
+                                    RETURN_KW@922..928 "return"
-                                  R_PAREN@[928; 929) ")"
+                                  R_PAREN@928..929 ")"
-                                WHITESPACE@[929; 930) " "
+                                WHITESPACE@929..930 " "
-                                MATCH_ARM_LIST@[930; 1201)
+                                MATCH_ARM_LIST@930..1201
-                                  L_CURLY@[930; 931) "{"
+                                  L_CURLY@930..931 "{"
-                                  WHITESPACE@[931; 952) "\n                    "
+                                  WHITESPACE@931..952 "\n                    "
-                                  MATCH_ARM@[952; 1147)
+                                  MATCH_ARM@952..1147
-                                    LITERAL_PAT@[952; 953)
+                                    LITERAL_PAT@952..953
-                                      LITERAL@[952; 953)
+                                      LITERAL@952..953
-                                        INT_NUMBER@[952; 953) "1"
+                                        INT_NUMBER@952..953 "1"
-                                    WHITESPACE@[953; 954) " "
+                                    WHITESPACE@953..954 " "
-                                    FAT_ARROW@[954; 956) "=>"
+                                    FAT_ARROW@954..956 "=>"
-                                    WHITESPACE@[956; 957) " "
+                                    WHITESPACE@956..957 " "
-                                    BLOCK_EXPR@[957; 1147)
+                                    BLOCK_EXPR@957..1147
-                                      BLOCK@[957; 1147)
+                                      BLOCK@957..1147
-                                        L_CURLY@[957; 958) "{"
+                                        L_CURLY@957..958 "{"
-                                        WHITESPACE@[958; 983) "\n                     ..."
+                                        WHITESPACE@958..983 "\n                     ..."
-                                        IF_EXPR@[983; 1125)
+                                        IF_EXPR@983..1125
-                                          IF_KW@[983; 985) "if"
+                                          IF_KW@983..985 "if"
-                                          WHITESPACE@[985; 986) " "
+                                          WHITESPACE@985..986 " "
-                                          CONDITION@[986; 994)
+                                          CONDITION@986..994
-                                            PAREN_EXPR@[986; 994)
+                                            PAREN_EXPR@986..994
-                                              L_PAREN@[986; 987) "("
+                                              L_PAREN@986..987 "("
-                                              RETURN_EXPR@[987; 993)
+                                              RETURN_EXPR@987..993
-                                                RETURN_KW@[987; 993) "return"
+                                                RETURN_KW@987..993 "return"
-                                              R_PAREN@[993; 994) ")"
+                                              R_PAREN@993..994 ")"
-                                          WHITESPACE@[994; 995) " "
+                                          WHITESPACE@994..995 " "
-                                          BLOCK_EXPR@[995; 1057)
+                                          BLOCK_EXPR@995..1057
-                                            BLOCK@[995; 1057)
+                                            BLOCK@995..1057
-                                              L_CURLY@[995; 996) "{"
+                                              L_CURLY@995..996 "{"
-                                              WHITESPACE@[996; 1025) "\n                     ..."
+                                              WHITESPACE@996..1025 "\n                     ..."
-                                              RETURN_EXPR@[1025; 1031)
+                                              RETURN_EXPR@1025..1031
-                                                RETURN_KW@[1025; 1031) "return"
+                                                RETURN_KW@1025..1031 "return"
-                                              WHITESPACE@[1031; 1056) "\n                     ..."
+                                              WHITESPACE@1031..1056 "\n                     ..."
-                                              R_CURLY@[1056; 1057) "}"
+                                              R_CURLY@1056..1057 "}"
-                                          WHITESPACE@[1057; 1058) " "
+                                          WHITESPACE@1057..1058 " "
-                                          ELSE_KW@[1058; 1062) "else"
+                                          ELSE_KW@1058..1062 "else"
-                                          WHITESPACE@[1062; 1063) " "
+                                          WHITESPACE@1062..1063 " "
-                                          BLOCK_EXPR@[1063; 1125)
+                                          BLOCK_EXPR@1063..1125
-                                            BLOCK@[1063; 1125)
+                                            BLOCK@1063..1125
-                                              L_CURLY@[1063; 1064) "{"
+                                              L_CURLY@1063..1064 "{"
-                                              WHITESPACE@[1064; 1093) "\n                     ..."
+                                              WHITESPACE@1064..1093 "\n                     ..."
-                                              RETURN_EXPR@[1093; 1099)
+                                              RETURN_EXPR@1093..1099
-                                                RETURN_KW@[1093; 1099) "return"
+                                                RETURN_KW@1093..1099 "return"
-                                              WHITESPACE@[1099; 1124) "\n                     ..."
+                                              WHITESPACE@1099..1124 "\n                     ..."
-                                              R_CURLY@[1124; 1125) "}"
+                                              R_CURLY@1124..1125 "}"
-                                        WHITESPACE@[1125; 1146) "\n                    "
+                                        WHITESPACE@1125..1146 "\n                    "
-                                        R_CURLY@[1146; 1147) "}"
+                                        R_CURLY@1146..1147 "}"
-                                  WHITESPACE@[1147; 1168) "\n                    "
+                                  WHITESPACE@1147..1168 "\n                    "
-                                  MATCH_ARM@[1168; 1183)
+                                  MATCH_ARM@1168..1183
-                                    PLACEHOLDER_PAT@[1168; 1169)
+                                    PLACEHOLDER_PAT@1168..1169
-                                      UNDERSCORE@[1168; 1169) "_"
+                                      UNDERSCORE@1168..1169 "_"
-                                    WHITESPACE@[1169; 1170) " "
+                                    WHITESPACE@1169..1170 " "
-                                    FAT_ARROW@[1170; 1172) "=>"
+                                    FAT_ARROW@1170..1172 "=>"
-                                    WHITESPACE@[1172; 1173) " "
+                                    WHITESPACE@1172..1173 " "
-                                    BLOCK_EXPR@[1173; 1183)
+                                    BLOCK_EXPR@1173..1183
-                                      BLOCK@[1173; 1183)
+                                      BLOCK@1173..1183
-                                        L_CURLY@[1173; 1174) "{"
+                                        L_CURLY@1173..1174 "{"
-                                        WHITESPACE@[1174; 1175) " "
+                                        WHITESPACE@1174..1175 " "
-                                        RETURN_EXPR@[1175; 1181)
+                                        RETURN_EXPR@1175..1181
-                                          RETURN_KW@[1175; 1181) "return"
+                                          RETURN_KW@1175..1181 "return"
-                                        WHITESPACE@[1181; 1182) " "
+                                        WHITESPACE@1181..1182 " "
-                                        R_CURLY@[1182; 1183) "}"
+                                        R_CURLY@1182..1183 "}"
-                                  WHITESPACE@[1183; 1200) "\n                "
+                                  WHITESPACE@1183..1200 "\n                "
-                                  R_CURLY@[1200; 1201) "}"
+                                  R_CURLY@1200..1201 "}"
-                              SEMICOLON@[1201; 1202) ";"
+                              SEMICOLON@1201..1202 ";"
-                            WHITESPACE@[1202; 1215) "\n            "
+                            WHITESPACE@1202..1215 "\n            "
-                            R_CURLY@[1215; 1216) "}"
+                            R_CURLY@1215..1216 "}"
-                        WHITESPACE@[1216; 1217) " "
+                        WHITESPACE@1216..1217 " "
-                        ELSE_KW@[1217; 1221) "else"
+                        ELSE_KW@1217..1221 "else"
-                        WHITESPACE@[1221; 1222) " "
+                        WHITESPACE@1221..1222 " "
-                        IF_EXPR@[1222; 1273)
+                        IF_EXPR@1222..1273
-                          IF_KW@[1222; 1224) "if"
+                          IF_KW@1222..1224 "if"
-                          WHITESPACE@[1224; 1225) " "
+                          WHITESPACE@1224..1225 " "
-                          CONDITION@[1225; 1233)
+                          CONDITION@1225..1233
-                            PAREN_EXPR@[1225; 1233)
+                            PAREN_EXPR@1225..1233
-                              L_PAREN@[1225; 1226) "("
+                              L_PAREN@1225..1226 "("
-                              RETURN_EXPR@[1226; 1232)
+                              RETURN_EXPR@1226..1232
-                                RETURN_KW@[1226; 1232) "return"
+                                RETURN_KW@1226..1232 "return"
-                              R_PAREN@[1232; 1233) ")"
+                              R_PAREN@1232..1233 ")"
-                          WHITESPACE@[1233; 1234) " "
+                          WHITESPACE@1233..1234 " "
-                          BLOCK_EXPR@[1234; 1273)
+                          BLOCK_EXPR@1234..1273
-                            BLOCK@[1234; 1273)
+                            BLOCK@1234..1273
-                              L_CURLY@[1234; 1235) "{"
+                              L_CURLY@1234..1235 "{"
-                              WHITESPACE@[1235; 1252) "\n                "
+                              WHITESPACE@1235..1252 "\n                "
-                              EXPR_STMT@[1252; 1259)
+                              EXPR_STMT@1252..1259
-                                RETURN_EXPR@[1252; 1258)
+                                RETURN_EXPR@1252..1258
-                                  RETURN_KW@[1252; 1258) "return"
+                                  RETURN_KW@1252..1258 "return"
-                                SEMICOLON@[1258; 1259) ";"
+                                SEMICOLON@1258..1259 ";"
-                              WHITESPACE@[1259; 1272) "\n            "
+                              WHITESPACE@1259..1272 "\n            "
-                              R_CURLY@[1272; 1273) "}"
+                              R_CURLY@1272..1273 "}"
-                      WHITESPACE@[1273; 1282) "\n        "
+                      WHITESPACE@1273..1282 "\n        "
-                      R_CURLY@[1282; 1283) "}"
+                      R_CURLY@1282..1283 "}"
-              WHITESPACE@[1283; 1292) "\n        "
+              WHITESPACE@1283..1292 "\n        "
-              IF_EXPR@[1292; 1314)
+              IF_EXPR@1292..1314
-                IF_KW@[1292; 1294) "if"
+                IF_KW@1292..1294 "if"
-                WHITESPACE@[1294; 1295) " "
+                WHITESPACE@1294..1295 " "
-                CONDITION@[1295; 1303)
+                CONDITION@1295..1303
-                  PAREN_EXPR@[1295; 1303)
+                  PAREN_EXPR@1295..1303
-                    L_PAREN@[1295; 1296) "("
+                    L_PAREN@1295..1296 "("
-                    RETURN_EXPR@[1296; 1302)
+                    RETURN_EXPR@1296..1302
-                      RETURN_KW@[1296; 1302) "return"
+                      RETURN_KW@1296..1302 "return"
-                    R_PAREN@[1302; 1303) ")"
+                    R_PAREN@1302..1303 ")"
-                WHITESPACE@[1303; 1304) " "
+                WHITESPACE@1303..1304 " "
-                BLOCK_EXPR@[1304; 1314)
+                BLOCK_EXPR@1304..1314
-                  BLOCK@[1304; 1314)
+                  BLOCK@1304..1314
-                    L_CURLY@[1304; 1305) "{"
+                    L_CURLY@1304..1305 "{"
-                    WHITESPACE@[1305; 1306) " "
+                    WHITESPACE@1305..1306 " "
-                    EXPR_STMT@[1306; 1312)
+                    EXPR_STMT@1306..1312
-                      BREAK_EXPR@[1306; 1311)
+                      BREAK_EXPR@1306..1311
-                        BREAK_KW@[1306; 1311) "break"
+                        BREAK_KW@1306..1311 "break"
-                      SEMICOLON@[1311; 1312) ";"
+                      SEMICOLON@1311..1312 ";"
-                    WHITESPACE@[1312; 1313) " "
+                    WHITESPACE@1312..1313 " "
-                    R_CURLY@[1313; 1314) "}"
+                    R_CURLY@1313..1314 "}"
-              WHITESPACE@[1314; 1319) "\n    "
+              WHITESPACE@1314..1319 "\n    "
-              R_CURLY@[1319; 1320) "}"
+              R_CURLY@1319..1320 "}"
-        WHITESPACE@[1320; 1321) "\n"
+        WHITESPACE@1320..1321 "\n"
-        R_CURLY@[1321; 1322) "}"
+        R_CURLY@1321..1322 "}"
-  WHITESPACE@[1322; 1324) "\n\n"
+  WHITESPACE@1322..1324 "\n\n"
-  FN_DEF@[1324; 1539)
+  FN_DEF@1324..1539
-    FN_KW@[1324; 1326) "fn"
+    FN_KW@1324..1326 "fn"
-    WHITESPACE@[1326; 1327) " "
+    WHITESPACE@1326..1327 " "
-    NAME@[1327; 1334)
+    NAME@1327..1334
-      IDENT@[1327; 1334) "notsure"
+      IDENT@1327..1334 "notsure"
-    PARAM_LIST@[1334; 1336)
+    PARAM_LIST@1334..1336
-      L_PAREN@[1334; 1335) "("
+      L_PAREN@1334..1335 "("
-      R_PAREN@[1335; 1336) ")"
+      R_PAREN@1335..1336 ")"
-    WHITESPACE@[1336; 1337) " "
+    WHITESPACE@1336..1337 " "
-    BLOCK_EXPR@[1337; 1539)
+    BLOCK_EXPR@1337..1539
-      BLOCK@[1337; 1539)
+      BLOCK@1337..1539
-        L_CURLY@[1337; 1338) "{"
+        L_CURLY@1337..1338 "{"
-        WHITESPACE@[1338; 1343) "\n    "
+        WHITESPACE@1338..1343 "\n    "
-        LET_STMT@[1343; 1361)
+        LET_STMT@1343..1361
-          LET_KW@[1343; 1346) "let"
+          LET_KW@1343..1346 "let"
-          WHITESPACE@[1346; 1347) " "
+          WHITESPACE@1346..1347 " "
-          BIND_PAT@[1347; 1353)
+          BIND_PAT@1347..1353
-            MUT_KW@[1347; 1350) "mut"
+            MUT_KW@1347..1350 "mut"
-            WHITESPACE@[1350; 1351) " "
+            WHITESPACE@1350..1351 " "
-            NAME@[1351; 1353)
+            NAME@1351..1353
-              IDENT@[1351; 1353) "_x"
+              IDENT@1351..1353 "_x"
-          COLON@[1353; 1354) ":"
+          COLON@1353..1354 ":"
-          WHITESPACE@[1354; 1355) " "
+          WHITESPACE@1354..1355 " "
-          PATH_TYPE@[1355; 1360)
+          PATH_TYPE@1355..1360
-            PATH@[1355; 1360)
+            PATH@1355..1360
-              PATH_SEGMENT@[1355; 1360)
+              PATH_SEGMENT@1355..1360
-                NAME_REF@[1355; 1360)
+                NAME_REF@1355..1360
-                  IDENT@[1355; 1360) "isize"
+                  IDENT@1355..1360 "isize"
-          SEMICOLON@[1360; 1361) ";"
+          SEMICOLON@1360..1361 ";"
-        WHITESPACE@[1361; 1366) "\n    "
+        WHITESPACE@1361..1366 "\n    "
-        LET_STMT@[1366; 1400)
+        LET_STMT@1366..1400
-          LET_KW@[1366; 1369) "let"
+          LET_KW@1366..1369 "let"
-          WHITESPACE@[1369; 1370) " "
+          WHITESPACE@1369..1370 " "
-          BIND_PAT@[1370; 1376)
+          BIND_PAT@1370..1376
-            MUT_KW@[1370; 1373) "mut"
+            MUT_KW@1370..1373 "mut"
-            WHITESPACE@[1373; 1374) " "
+            WHITESPACE@1373..1374 " "
-            NAME@[1374; 1376)
+            NAME@1374..1376
-              IDENT@[1374; 1376) "_y"
+              IDENT@1374..1376 "_y"
-          WHITESPACE@[1376; 1377) " "
+          WHITESPACE@1376..1377 " "
-          EQ@[1377; 1378) "="
+          EQ@1377..1378 "="
-          WHITESPACE@[1378; 1379) " "
+          WHITESPACE@1378..1379 " "
-          BIN_EXPR@[1379; 1399)
+          BIN_EXPR@1379..1399
-            PAREN_EXPR@[1379; 1387)
+            PAREN_EXPR@1379..1387
-              L_PAREN@[1379; 1380) "("
+              L_PAREN@1379..1380 "("
-              BIN_EXPR@[1380; 1386)
+              BIN_EXPR@1380..1386
-                PATH_EXPR@[1380; 1382)
+                PATH_EXPR@1380..1382
-                  PATH@[1380; 1382)
+                  PATH@1380..1382
-                    PATH_SEGMENT@[1380; 1382)
+                    PATH_SEGMENT@1380..1382
-                      NAME_REF@[1380; 1382)
+                      NAME_REF@1380..1382
-                        IDENT@[1380; 1382) "_x"
+                        IDENT@1380..1382 "_x"
-                WHITESPACE@[1382; 1383) " "
+                WHITESPACE@1382..1383 " "
-                EQ@[1383; 1384) "="
+                EQ@1383..1384 "="
-                WHITESPACE@[1384; 1385) " "
+                WHITESPACE@1384..1385 " "
-                LITERAL@[1385; 1386)
+                LITERAL@1385..1386
-                  INT_NUMBER@[1385; 1386) "0"
+                  INT_NUMBER@1385..1386 "0"
-              R_PAREN@[1386; 1387) ")"
+              R_PAREN@1386..1387 ")"
-            WHITESPACE@[1387; 1388) " "
+            WHITESPACE@1387..1388 " "
-            EQ2@[1388; 1390) "=="
+            EQ2@1388..1390 "=="
-            WHITESPACE@[1390; 1391) " "
+            WHITESPACE@1390..1391 " "
-            PAREN_EXPR@[1391; 1399)
+            PAREN_EXPR@1391..1399
-              L_PAREN@[1391; 1392) "("
+              L_PAREN@1391..1392 "("
-              BIN_EXPR@[1392; 1398)
+              BIN_EXPR@1392..1398
-                PATH_EXPR@[1392; 1394)
+                PATH_EXPR@1392..1394
-                  PATH@[1392; 1394)
+                  PATH@1392..1394
-                    PATH_SEGMENT@[1392; 1394)
+                    PATH_SEGMENT@1392..1394
-                      NAME_REF@[1392; 1394)
+                      NAME_REF@1392..1394
-                        IDENT@[1392; 1394) "_x"
+                        IDENT@1392..1394 "_x"
-                WHITESPACE@[1394; 1395) " "
+                WHITESPACE@1394..1395 " "
-                EQ@[1395; 1396) "="
+                EQ@1395..1396 "="
-                WHITESPACE@[1396; 1397) " "
+                WHITESPACE@1396..1397 " "
-                LITERAL@[1397; 1398)
+                LITERAL@1397..1398
-                  INT_NUMBER@[1397; 1398) "0"
+                  INT_NUMBER@1397..1398 "0"
-              R_PAREN@[1398; 1399) ")"
+              R_PAREN@1398..1399 ")"
-          SEMICOLON@[1399; 1400) ";"
+          SEMICOLON@1399..1400 ";"
-        WHITESPACE@[1400; 1405) "\n    "
+        WHITESPACE@1400..1405 "\n    "
-        LET_STMT@[1405; 1438)
+        LET_STMT@1405..1438
-          LET_KW@[1405; 1408) "let"
+          LET_KW@1405..1408 "let"
-          WHITESPACE@[1408; 1409) " "
+          WHITESPACE@1408..1409 " "
-          BIND_PAT@[1409; 1415)
+          BIND_PAT@1409..1415
-            MUT_KW@[1409; 1412) "mut"
+            MUT_KW@1409..1412 "mut"
-            WHITESPACE@[1412; 1413) " "
+            WHITESPACE@1412..1413 " "
-            NAME@[1413; 1415)
+            NAME@1413..1415
-              IDENT@[1413; 1415) "_z"
+              IDENT@1413..1415 "_z"
-          WHITESPACE@[1415; 1416) " "
+          WHITESPACE@1415..1416 " "
-          EQ@[1416; 1417) "="
+          EQ@1416..1417 "="
-          WHITESPACE@[1417; 1418) " "
+          WHITESPACE@1417..1418 " "
-          BIN_EXPR@[1418; 1437)
+          BIN_EXPR@1418..1437
-            PAREN_EXPR@[1418; 1426)
+            PAREN_EXPR@1418..1426
-              L_PAREN@[1418; 1419) "("
+              L_PAREN@1418..1419 "("
-              BIN_EXPR@[1419; 1425)
+              BIN_EXPR@1419..1425
-                PATH_EXPR@[1419; 1421)
+                PATH_EXPR@1419..1421
-                  PATH@[1419; 1421)
+                  PATH@1419..1421
-                    PATH_SEGMENT@[1419; 1421)
+                    PATH_SEGMENT@1419..1421
-                      NAME_REF@[1419; 1421)
+                      NAME_REF@1419..1421
-                        IDENT@[1419; 1421) "_x"
+                        IDENT@1419..1421 "_x"
-                WHITESPACE@[1421; 1422) " "
+                WHITESPACE@1421..1422 " "
-                EQ@[1422; 1423) "="
+                EQ@1422..1423 "="
-                WHITESPACE@[1423; 1424) " "
+                WHITESPACE@1423..1424 " "
-                LITERAL@[1424; 1425)
+                LITERAL@1424..1425
-                  INT_NUMBER@[1424; 1425) "0"
+                  INT_NUMBER@1424..1425 "0"
-              R_PAREN@[1425; 1426) ")"
+              R_PAREN@1425..1426 ")"
-            WHITESPACE@[1426; 1427) " "
+            WHITESPACE@1426..1427 " "
-            L_ANGLE@[1427; 1428) "<"
+            L_ANGLE@1427..1428 "<"
-            WHITESPACE@[1428; 1429) " "
+            WHITESPACE@1428..1429 " "
-            PAREN_EXPR@[1429; 1437)
+            PAREN_EXPR@1429..1437
-              L_PAREN@[1429; 1430) "("
+              L_PAREN@1429..1430 "("
-              BIN_EXPR@[1430; 1436)
+              BIN_EXPR@1430..1436
-                PATH_EXPR@[1430; 1432)
+                PATH_EXPR@1430..1432
-                  PATH@[1430; 1432)
+                  PATH@1430..1432
-                    PATH_SEGMENT@[1430; 1432)
+                    PATH_SEGMENT@1430..1432
-                      NAME_REF@[1430; 1432)
+                      NAME_REF@1430..1432
-                        IDENT@[1430; 1432) "_x"
+                        IDENT@1430..1432 "_x"
-                WHITESPACE@[1432; 1433) " "
+                WHITESPACE@1432..1433 " "
-                EQ@[1433; 1434) "="
+                EQ@1433..1434 "="
-                WHITESPACE@[1434; 1435) " "
+                WHITESPACE@1434..1435 " "
-                LITERAL@[1435; 1436)
+                LITERAL@1435..1436
-                  INT_NUMBER@[1435; 1436) "0"
+                  INT_NUMBER@1435..1436 "0"
-              R_PAREN@[1436; 1437) ")"
+              R_PAREN@1436..1437 ")"
-          SEMICOLON@[1437; 1438) ";"
+          SEMICOLON@1437..1438 ";"
-        WHITESPACE@[1438; 1443) "\n    "
+        WHITESPACE@1438..1443 "\n    "
-        LET_STMT@[1443; 1474)
+        LET_STMT@1443..1474
-          LET_KW@[1443; 1446) "let"
+          LET_KW@1443..1446 "let"
-          WHITESPACE@[1446; 1447) " "
+          WHITESPACE@1446..1447 " "
-          BIND_PAT@[1447; 1449)
+          BIND_PAT@1447..1449
-            NAME@[1447; 1449)
+            NAME@1447..1449
-              IDENT@[1447; 1449) "_a"
+              IDENT@1447..1449 "_a"
-          WHITESPACE@[1449; 1450) " "
+          WHITESPACE@1449..1450 " "
-          EQ@[1450; 1451) "="
+          EQ@1450..1451 "="
-          WHITESPACE@[1451; 1452) " "
+          WHITESPACE@1451..1452 " "
-          BIN_EXPR@[1452; 1473)
+          BIN_EXPR@1452..1473
-            PAREN_EXPR@[1452; 1461)
+            PAREN_EXPR@1452..1461
-              L_PAREN@[1452; 1453) "("
+              L_PAREN@1452..1453 "("
-              BIN_EXPR@[1453; 1460)
+              BIN_EXPR@1453..1460
-                PATH_EXPR@[1453; 1455)
+                PATH_EXPR@1453..1455
-                  PATH@[1453; 1455)
+                  PATH@1453..1455
-                    PATH_SEGMENT@[1453; 1455)
+                    PATH_SEGMENT@1453..1455
-                      NAME_REF@[1453; 1455)
+                      NAME_REF@1453..1455
-                        IDENT@[1453; 1455) "_x"
+                        IDENT@1453..1455 "_x"
-                WHITESPACE@[1455; 1456) " "
+                WHITESPACE@1455..1456 " "
-                PLUSEQ@[1456; 1458) "+="
+                PLUSEQ@1456..1458 "+="
-                WHITESPACE@[1458; 1459) " "
+                WHITESPACE@1458..1459 " "
-                LITERAL@[1459; 1460)
+                LITERAL@1459..1460
-                  INT_NUMBER@[1459; 1460) "0"
+                  INT_NUMBER@1459..1460 "0"
-              R_PAREN@[1460; 1461) ")"
+              R_PAREN@1460..1461 ")"
-            WHITESPACE@[1461; 1462) " "
+            WHITESPACE@1461..1462 " "
-            EQ2@[1462; 1464) "=="
+            EQ2@1462..1464 "=="
-            WHITESPACE@[1464; 1465) " "
+            WHITESPACE@1464..1465 " "
-            PAREN_EXPR@[1465; 1473)
+            PAREN_EXPR@1465..1473
-              L_PAREN@[1465; 1466) "("
+              L_PAREN@1465..1466 "("
-              BIN_EXPR@[1466; 1472)
+              BIN_EXPR@1466..1472
-                PATH_EXPR@[1466; 1468)
+                PATH_EXPR@1466..1468
-                  PATH@[1466; 1468)
+                  PATH@1466..1468
-                    PATH_SEGMENT@[1466; 1468)
+                    PATH_SEGMENT@1466..1468
-                      NAME_REF@[1466; 1468)
+                      NAME_REF@1466..1468
-                        IDENT@[1466; 1468) "_x"
+                        IDENT@1466..1468 "_x"
-                WHITESPACE@[1468; 1469) " "
+                WHITESPACE@1468..1469 " "
-                EQ@[1469; 1470) "="
+                EQ@1469..1470 "="
-                WHITESPACE@[1470; 1471) " "
+                WHITESPACE@1470..1471 " "
-                LITERAL@[1471; 1472)
+                LITERAL@1471..1472
-                  INT_NUMBER@[1471; 1472) "0"
+                  INT_NUMBER@1471..1472 "0"
-              R_PAREN@[1472; 1473) ")"
+              R_PAREN@1472..1473 ")"
-          SEMICOLON@[1473; 1474) ";"
+          SEMICOLON@1473..1474 ";"
-        WHITESPACE@[1474; 1479) "\n    "
+        WHITESPACE@1474..1479 "\n    "
-        LET_STMT@[1479; 1537)
+        LET_STMT@1479..1537
-          LET_KW@[1479; 1482) "let"
+          LET_KW@1479..1482 "let"
-          WHITESPACE@[1482; 1483) " "
+          WHITESPACE@1482..1483 " "
-          BIND_PAT@[1483; 1485)
+          BIND_PAT@1483..1485
-            NAME@[1483; 1485)
+            NAME@1483..1485
-              IDENT@[1483; 1485) "_b"
+              IDENT@1483..1485 "_b"
-          WHITESPACE@[1485; 1486) " "
+          WHITESPACE@1485..1486 " "
-          EQ@[1486; 1487) "="
+          EQ@1486..1487 "="
-          WHITESPACE@[1487; 1488) " "
+          WHITESPACE@1487..1488 " "
-          BIN_EXPR@[1488; 1536)
+          BIN_EXPR@1488..1536
-            CALL_EXPR@[1488; 1510)
+            CALL_EXPR@1488..1510
-              PATH_EXPR@[1488; 1492)
+              PATH_EXPR@1488..1492
-                PATH@[1488; 1492)
+                PATH@1488..1492
-                  PATH_SEGMENT@[1488; 1492)
+                  PATH_SEGMENT@1488..1492
-                    NAME_REF@[1488; 1492)
+                    NAME_REF@1488..1492
-                      IDENT@[1488; 1492) "swap"
+                      IDENT@1488..1492 "swap"
-              ARG_LIST@[1492; 1510)
+              ARG_LIST@1492..1510
-                L_PAREN@[1492; 1493) "("
+                L_PAREN@1492..1493 "("
-                REF_EXPR@[1493; 1500)
+                REF_EXPR@1493..1500
-                  AMP@[1493; 1494) "&"
+                  AMP@1493..1494 "&"
-                  MUT_KW@[1494; 1497) "mut"
+                  MUT_KW@1494..1497 "mut"
-                  WHITESPACE@[1497; 1498) " "
+                  WHITESPACE@1497..1498 " "
-                  PATH_EXPR@[1498; 1500)
+                  PATH_EXPR@1498..1500
-                    PATH@[1498; 1500)
+                    PATH@1498..1500
-                      PATH_SEGMENT@[1498; 1500)
+                      PATH_SEGMENT@1498..1500
-                        NAME_REF@[1498; 1500)
+                        NAME_REF@1498..1500
-                          IDENT@[1498; 1500) "_y"
+                          IDENT@1498..1500 "_y"
-                COMMA@[1500; 1501) ","
+                COMMA@1500..1501 ","
-                WHITESPACE@[1501; 1502) " "
+                WHITESPACE@1501..1502 " "
-                REF_EXPR@[1502; 1509)
+                REF_EXPR@1502..1509
-                  AMP@[1502; 1503) "&"
+                  AMP@1502..1503 "&"
-                  MUT_KW@[1503; 1506) "mut"
+                  MUT_KW@1503..1506 "mut"
-                  WHITESPACE@[1506; 1507) " "
+                  WHITESPACE@1506..1507 " "
-                  PATH_EXPR@[1507; 1509)
+                  PATH_EXPR@1507..1509
-                    PATH@[1507; 1509)
+                    PATH@1507..1509
-                      PATH_SEGMENT@[1507; 1509)
+                      PATH_SEGMENT@1507..1509
-                        NAME_REF@[1507; 1509)
+                        NAME_REF@1507..1509
-                          IDENT@[1507; 1509) "_z"
+                          IDENT@1507..1509 "_z"
-                R_PAREN@[1509; 1510) ")"
+                R_PAREN@1509..1510 ")"
-            WHITESPACE@[1510; 1511) " "
+            WHITESPACE@1510..1511 " "
-            EQ2@[1511; 1513) "=="
+            EQ2@1511..1513 "=="
-            WHITESPACE@[1513; 1514) " "
+            WHITESPACE@1513..1514 " "
-            CALL_EXPR@[1514; 1536)
+            CALL_EXPR@1514..1536
-              PATH_EXPR@[1514; 1518)
+              PATH_EXPR@1514..1518
-                PATH@[1514; 1518)
+                PATH@1514..1518
-                  PATH_SEGMENT@[1514; 1518)
+                  PATH_SEGMENT@1514..1518
-                    NAME_REF@[1514; 1518)
+                    NAME_REF@1514..1518
-                      IDENT@[1514; 1518) "swap"
+                      IDENT@1514..1518 "swap"
-              ARG_LIST@[1518; 1536)
+              ARG_LIST@1518..1536
-                L_PAREN@[1518; 1519) "("
+                L_PAREN@1518..1519 "("
-                REF_EXPR@[1519; 1526)
+                REF_EXPR@1519..1526
-                  AMP@[1519; 1520) "&"
+                  AMP@1519..1520 "&"
-                  MUT_KW@[1520; 1523) "mut"
+                  MUT_KW@1520..1523 "mut"
-                  WHITESPACE@[1523; 1524) " "
+                  WHITESPACE@1523..1524 " "
-                  PATH_EXPR@[1524; 1526)
+                  PATH_EXPR@1524..1526
-                    PATH@[1524; 1526)
+                    PATH@1524..1526
-                      PATH_SEGMENT@[1524; 1526)
+                      PATH_SEGMENT@1524..1526
-                        NAME_REF@[1524; 1526)
+                        NAME_REF@1524..1526
-                          IDENT@[1524; 1526) "_y"
+                          IDENT@1524..1526 "_y"
-                COMMA@[1526; 1527) ","
+                COMMA@1526..1527 ","
-                WHITESPACE@[1527; 1528) " "
+                WHITESPACE@1527..1528 " "
-                REF_EXPR@[1528; 1535)
+                REF_EXPR@1528..1535
-                  AMP@[1528; 1529) "&"
+                  AMP@1528..1529 "&"
-                  MUT_KW@[1529; 1532) "mut"
+                  MUT_KW@1529..1532 "mut"
-                  WHITESPACE@[1532; 1533) " "
+                  WHITESPACE@1532..1533 " "
-                  PATH_EXPR@[1533; 1535)
+                  PATH_EXPR@1533..1535
-                    PATH@[1533; 1535)
+                    PATH@1533..1535
-                      PATH_SEGMENT@[1533; 1535)
+                      PATH_SEGMENT@1533..1535
-                        NAME_REF@[1533; 1535)
+                        NAME_REF@1533..1535
-                          IDENT@[1533; 1535) "_z"
+                          IDENT@1533..1535 "_z"
-                R_PAREN@[1535; 1536) ")"
+                R_PAREN@1535..1536 ")"
-          SEMICOLON@[1536; 1537) ";"
+          SEMICOLON@1536..1537 ";"
-        WHITESPACE@[1537; 1538) "\n"
+        WHITESPACE@1537..1538 "\n"
-        R_CURLY@[1538; 1539) "}"
+        R_CURLY@1538..1539 "}"
-  WHITESPACE@[1539; 1541) "\n\n"
+  WHITESPACE@1539..1541 "\n\n"
-  FN_DEF@[1541; 1741)
+  FN_DEF@1541..1741
-    FN_KW@[1541; 1543) "fn"
+    FN_KW@1541..1543 "fn"
-    WHITESPACE@[1543; 1544) " "
+    WHITESPACE@1543..1544 " "
-    NAME@[1544; 1557)
+    NAME@1544..1557
-      IDENT@[1544; 1557) "canttouchthis"
+      IDENT@1544..1557 "canttouchthis"
-    PARAM_LIST@[1557; 1559)
+    PARAM_LIST@1557..1559
-      L_PAREN@[1557; 1558) "("
+      L_PAREN@1557..1558 "("
-      R_PAREN@[1558; 1559) ")"
+      R_PAREN@1558..1559 ")"
-    WHITESPACE@[1559; 1560) " "
+    WHITESPACE@1559..1560 " "
-    RET_TYPE@[1560; 1568)
+    RET_TYPE@1560..1568
-      THIN_ARROW@[1560; 1562) "->"
+      THIN_ARROW@1560..1562 "->"
-      WHITESPACE@[1562; 1563) " "
+      WHITESPACE@1562..1563 " "
-      PATH_TYPE@[1563; 1568)
+      PATH_TYPE@1563..1568
-        PATH@[1563; 1568)
+        PATH@1563..1568
-          PATH_SEGMENT@[1563; 1568)
+          PATH_SEGMENT@1563..1568
-            NAME_REF@[1563; 1568)
+            NAME_REF@1563..1568
-              IDENT@[1563; 1568) "usize"
+              IDENT@1563..1568 "usize"
-    WHITESPACE@[1568; 1569) " "
+    WHITESPACE@1568..1569 " "
-    BLOCK_EXPR@[1569; 1741)
+    BLOCK_EXPR@1569..1741
-      BLOCK@[1569; 1741)
+      BLOCK@1569..1741
-        L_CURLY@[1569; 1570) "{"
+        L_CURLY@1569..1570 "{"
-        WHITESPACE@[1570; 1575) "\n    "
+        WHITESPACE@1570..1575 "\n    "
-        FN_DEF@[1575; 1598)
+        FN_DEF@1575..1598
-          FN_KW@[1575; 1577) "fn"
+          FN_KW@1575..1577 "fn"
-          WHITESPACE@[1577; 1578) " "
+          WHITESPACE@1577..1578 " "
-          NAME@[1578; 1579)
+          NAME@1578..1579
-            IDENT@[1578; 1579) "p"
+            IDENT@1578..1579 "p"
-          PARAM_LIST@[1579; 1581)
+          PARAM_LIST@1579..1581
-            L_PAREN@[1579; 1580) "("
+            L_PAREN@1579..1580 "("
-            R_PAREN@[1580; 1581) ")"
+            R_PAREN@1580..1581 ")"
-          WHITESPACE@[1581; 1582) " "
+          WHITESPACE@1581..1582 " "
-          RET_TYPE@[1582; 1589)
+          RET_TYPE@1582..1589
-            THIN_ARROW@[1582; 1584) "->"
+            THIN_ARROW@1582..1584 "->"
-            WHITESPACE@[1584; 1585) " "
+            WHITESPACE@1584..1585 " "
-            PATH_TYPE@[1585; 1589)
+            PATH_TYPE@1585..1589
-              PATH@[1585; 1589)
+              PATH@1585..1589
-                PATH_SEGMENT@[1585; 1589)
+                PATH_SEGMENT@1585..1589
-                  NAME_REF@[1585; 1589)
+                  NAME_REF@1585..1589
-                    IDENT@[1585; 1589) "bool"
+                    IDENT@1585..1589 "bool"
-          WHITESPACE@[1589; 1590) " "
+          WHITESPACE@1589..1590 " "
-          BLOCK_EXPR@[1590; 1598)
+          BLOCK_EXPR@1590..1598
-            BLOCK@[1590; 1598)
+            BLOCK@1590..1598
-              L_CURLY@[1590; 1591) "{"
+              L_CURLY@1590..1591 "{"
-              WHITESPACE@[1591; 1592) " "
+              WHITESPACE@1591..1592 " "
-              LITERAL@[1592; 1596)
+              LITERAL@1592..1596
-                TRUE_KW@[1592; 1596) "true"
+                TRUE_KW@1592..1596 "true"
-              WHITESPACE@[1596; 1597) " "
+              WHITESPACE@1596..1597 " "
-              R_CURLY@[1597; 1598) "}"
+              R_CURLY@1597..1598 "}"
-        WHITESPACE@[1598; 1603) "\n    "
+        WHITESPACE@1598..1603 "\n    "
-        LET_STMT@[1603; 1648)
+        LET_STMT@1603..1648
-          LET_KW@[1603; 1606) "let"
+          LET_KW@1603..1606 "let"
-          WHITESPACE@[1606; 1607) " "
+          WHITESPACE@1606..1607 " "
-          BIND_PAT@[1607; 1609)
+          BIND_PAT@1607..1609
-            NAME@[1607; 1609)
+            NAME@1607..1609
-              IDENT@[1607; 1609) "_a"
+              IDENT@1607..1609 "_a"
-          WHITESPACE@[1609; 1610) " "
+          WHITESPACE@1609..1610 " "
-          EQ@[1610; 1611) "="
+          EQ@1610..1611 "="
-          WHITESPACE@[1611; 1612) " "
+          WHITESPACE@1611..1612 " "
-          PAREN_EXPR@[1612; 1647)
+          PAREN_EXPR@1612..1647
-            L_PAREN@[1612; 1613) "("
+            L_PAREN@1612..1613 "("
-            BIN_EXPR@[1613; 1646)
+            BIN_EXPR@1613..1646
-              MACRO_CALL@[1613; 1628)
+              MACRO_CALL@1613..1628
-                PATH@[1613; 1619)
+                PATH@1613..1619
-                  PATH_SEGMENT@[1613; 1619)
+                  PATH_SEGMENT@1613..1619
-                    NAME_REF@[1613; 1619)
+                    NAME_REF@1613..1619
-                      IDENT@[1613; 1619) "assert"
+                      IDENT@1613..1619 "assert"
-                BANG@[1619; 1620) "!"
+                BANG@1619..1620 "!"
-                TOKEN_TREE@[1620; 1628)
+                TOKEN_TREE@1620..1628
-                  L_PAREN@[1620; 1621) "("
+                  L_PAREN@1620..1621 "("
-                  TOKEN_TREE@[1621; 1627)
+                  TOKEN_TREE@1621..1627
-                    L_PAREN@[1621; 1622) "("
+                    L_PAREN@1621..1622 "("
-                    TRUE_KW@[1622; 1626) "true"
+                    TRUE_KW@1622..1626 "true"
-                    R_PAREN@[1626; 1627) ")"
+                    R_PAREN@1626..1627 ")"
-                  R_PAREN@[1627; 1628) ")"
+                  R_PAREN@1627..1628 ")"
-              WHITESPACE@[1628; 1629) " "
+              WHITESPACE@1628..1629 " "
-              EQ2@[1629; 1631) "=="
+              EQ2@1629..1631 "=="
-              WHITESPACE@[1631; 1632) " "
+              WHITESPACE@1631..1632 " "
-              PAREN_EXPR@[1632; 1646)
+              PAREN_EXPR@1632..1646
-                L_PAREN@[1632; 1633) "("
+                L_PAREN@1632..1633 "("
-                MACRO_CALL@[1633; 1645)
+                MACRO_CALL@1633..1645
-                  PATH@[1633; 1639)
+                  PATH@1633..1639
-                    PATH_SEGMENT@[1633; 1639)
+                    PATH_SEGMENT@1633..1639
-                      NAME_REF@[1633; 1639)
+                      NAME_REF@1633..1639
-                        IDENT@[1633; 1639) "assert"
+                        IDENT@1633..1639 "assert"
-                  BANG@[1639; 1640) "!"
+                  BANG@1639..1640 "!"
-                  TOKEN_TREE@[1640; 1645)
+                  TOKEN_TREE@1640..1645
-                    L_PAREN@[1640; 1641) "("
+                    L_PAREN@1640..1641 "("
-                    IDENT@[1641; 1642) "p"
+                    IDENT@1641..1642 "p"
-                    TOKEN_TREE@[1642; 1644)
+                    TOKEN_TREE@1642..1644
-                      L_PAREN@[1642; 1643) "("
+                      L_PAREN@1642..1643 "("
-                      R_PAREN@[1643; 1644) ")"
+                      R_PAREN@1643..1644 ")"
-                    R_PAREN@[1644; 1645) ")"
+                    R_PAREN@1644..1645 ")"
-                R_PAREN@[1645; 1646) ")"
+                R_PAREN@1645..1646 ")"
-            R_PAREN@[1646; 1647) ")"
+            R_PAREN@1646..1647 ")"
-          SEMICOLON@[1647; 1648) ";"
+          SEMICOLON@1647..1648 ";"
-        WHITESPACE@[1648; 1653) "\n    "
+        WHITESPACE@1648..1653 "\n    "
-        LET_STMT@[1653; 1685)
+        LET_STMT@1653..1685
-          LET_KW@[1653; 1656) "let"
+          LET_KW@1653..1656 "let"
-          WHITESPACE@[1656; 1657) " "
+          WHITESPACE@1656..1657 " "
-          BIND_PAT@[1657; 1659)
+          BIND_PAT@1657..1659
-            NAME@[1657; 1659)
+            NAME@1657..1659
-              IDENT@[1657; 1659) "_c"
+              IDENT@1657..1659 "_c"
-          WHITESPACE@[1659; 1660) " "
+          WHITESPACE@1659..1660 " "
-          EQ@[1660; 1661) "="
+          EQ@1660..1661 "="
-          WHITESPACE@[1661; 1662) " "
+          WHITESPACE@1661..1662 " "
-          PAREN_EXPR@[1662; 1684)
+          PAREN_EXPR@1662..1684
-            L_PAREN@[1662; 1663) "("
+            L_PAREN@1662..1663 "("
-            BIN_EXPR@[1663; 1683)
+            BIN_EXPR@1663..1683
-              MACRO_CALL@[1663; 1677)
+              MACRO_CALL@1663..1677
-                PATH@[1663; 1669)
+                PATH@1663..1669
-                  PATH_SEGMENT@[1663; 1669)
+                  PATH_SEGMENT@1663..1669
-                    NAME_REF@[1663; 1669)
+                    NAME_REF@1663..1669
-                      IDENT@[1663; 1669) "assert"
+                      IDENT@1663..1669 "assert"
-                BANG@[1669; 1670) "!"
+                BANG@1669..1670 "!"
-                TOKEN_TREE@[1670; 1677)
+                TOKEN_TREE@1670..1677
-                  L_PAREN@[1670; 1671) "("
+                  L_PAREN@1670..1671 "("
-                  TOKEN_TREE@[1671; 1676)
+                  TOKEN_TREE@1671..1676
-                    L_PAREN@[1671; 1672) "("
+                    L_PAREN@1671..1672 "("
-                    IDENT@[1672; 1673) "p"
+                    IDENT@1672..1673 "p"
-                    TOKEN_TREE@[1673; 1675)
+                    TOKEN_TREE@1673..1675
-                      L_PAREN@[1673; 1674) "("
+                      L_PAREN@1673..1674 "("
-                      R_PAREN@[1674; 1675) ")"
+                      R_PAREN@1674..1675 ")"
-                    R_PAREN@[1675; 1676) ")"
+                    R_PAREN@1675..1676 ")"
-                  R_PAREN@[1676; 1677) ")"
+                  R_PAREN@1676..1677 ")"
-              WHITESPACE@[1677; 1678) " "
+              WHITESPACE@1677..1678 " "
-              EQ2@[1678; 1680) "=="
+              EQ2@1678..1680 "=="
-              WHITESPACE@[1680; 1681) " "
+              WHITESPACE@1680..1681 " "
-              TUPLE_EXPR@[1681; 1683)
+              TUPLE_EXPR@1681..1683
-                L_PAREN@[1681; 1682) "("
+                L_PAREN@1681..1682 "("
-                R_PAREN@[1682; 1683) ")"
+                R_PAREN@1682..1683 ")"
-            R_PAREN@[1683; 1684) ")"
+            R_PAREN@1683..1684 ")"
-          SEMICOLON@[1684; 1685) ";"
+          SEMICOLON@1684..1685 ";"
-        WHITESPACE@[1685; 1690) "\n    "
+        WHITESPACE@1685..1690 "\n    "
-        LET_STMT@[1690; 1739)
+        LET_STMT@1690..1739
-          LET_KW@[1690; 1693) "let"
+          LET_KW@1690..1693 "let"
-          WHITESPACE@[1693; 1694) " "
+          WHITESPACE@1693..1694 " "
-          BIND_PAT@[1694; 1696)
+          BIND_PAT@1694..1696
-            NAME@[1694; 1696)
+            NAME@1694..1696
-              IDENT@[1694; 1696) "_b"
+              IDENT@1694..1696 "_b"
-          COLON@[1696; 1697) ":"
+          COLON@1696..1697 ":"
-          WHITESPACE@[1697; 1698) " "
+          WHITESPACE@1697..1698 " "
-          PATH_TYPE@[1698; 1702)
+          PATH_TYPE@1698..1702
-            PATH@[1698; 1702)
+            PATH@1698..1702
-              PATH_SEGMENT@[1698; 1702)
+              PATH_SEGMENT@1698..1702
-                NAME_REF@[1698; 1702)
+                NAME_REF@1698..1702
-                  IDENT@[1698; 1702) "bool"
+                  IDENT@1698..1702 "bool"
-          WHITESPACE@[1702; 1703) " "
+          WHITESPACE@1702..1703 " "
-          EQ@[1703; 1704) "="
+          EQ@1703..1704 "="
-          WHITESPACE@[1704; 1705) " "
+          WHITESPACE@1704..1705 " "
-          PAREN_EXPR@[1705; 1738)
+          PAREN_EXPR@1705..1738
-            L_PAREN@[1705; 1706) "("
+            L_PAREN@1705..1706 "("
-            BIN_EXPR@[1706; 1737)
+            BIN_EXPR@1706..1737
-              MACRO_CALL@[1706; 1723)
+              MACRO_CALL@1706..1723
-                PATH@[1706; 1713)
+                PATH@1706..1713
-                  PATH_SEGMENT@[1706; 1713)
+                  PATH_SEGMENT@1706..1713
-                    NAME_REF@[1706; 1713)
+                    NAME_REF@1706..1713
-                      IDENT@[1706; 1713) "println"
+                      IDENT@1706..1713 "println"
-                BANG@[1713; 1714) "!"
+                BANG@1713..1714 "!"
-                TOKEN_TREE@[1714; 1723)
+                TOKEN_TREE@1714..1723
-                  L_PAREN@[1714; 1715) "("
+                  L_PAREN@1714..1715 "("
-                  STRING@[1715; 1719) "\"{}\""
+                  STRING@1715..1719 "\"{}\""
-                  COMMA@[1719; 1720) ","
+                  COMMA@1719..1720 ","
-                  WHITESPACE@[1720; 1721) " "
+                  WHITESPACE@1720..1721 " "
-                  INT_NUMBER@[1721; 1722) "0"
+                  INT_NUMBER@1721..1722 "0"
-                  R_PAREN@[1722; 1723) ")"
+                  R_PAREN@1722..1723 ")"
-              WHITESPACE@[1723; 1724) " "
+              WHITESPACE@1723..1724 " "
-              EQ2@[1724; 1726) "=="
+              EQ2@1724..1726 "=="
-              WHITESPACE@[1726; 1727) " "
+              WHITESPACE@1726..1727 " "
-              PAREN_EXPR@[1727; 1737)
+              PAREN_EXPR@1727..1737
-                L_PAREN@[1727; 1728) "("
+                L_PAREN@1727..1728 "("
-                RETURN_EXPR@[1728; 1736)
+                RETURN_EXPR@1728..1736
-                  RETURN_KW@[1728; 1734) "return"
+                  RETURN_KW@1728..1734 "return"
-                  WHITESPACE@[1734; 1735) " "
+                  WHITESPACE@1734..1735 " "
-                  LITERAL@[1735; 1736)
+                  LITERAL@1735..1736
-                    INT_NUMBER@[1735; 1736) "0"
+                    INT_NUMBER@1735..1736 "0"
-                R_PAREN@[1736; 1737) ")"
+                R_PAREN@1736..1737 ")"
-            R_PAREN@[1737; 1738) ")"
+            R_PAREN@1737..1738 ")"
-          SEMICOLON@[1738; 1739) ";"
+          SEMICOLON@1738..1739 ";"
-        WHITESPACE@[1739; 1740) "\n"
+        WHITESPACE@1739..1740 "\n"
-        R_CURLY@[1740; 1741) "}"
+        R_CURLY@1740..1741 "}"
-  WHITESPACE@[1741; 1743) "\n\n"
+  WHITESPACE@1741..1743 "\n\n"
-  FN_DEF@[1743; 1904)
+  FN_DEF@1743..1904
-    FN_KW@[1743; 1745) "fn"
+    FN_KW@1743..1745 "fn"
-    WHITESPACE@[1745; 1746) " "
+    WHITESPACE@1745..1746 " "
-    NAME@[1746; 1755)
+    NAME@1746..1755
-      IDENT@[1746; 1755) "angrydome"
+      IDENT@1746..1755 "angrydome"
-    PARAM_LIST@[1755; 1757)
+    PARAM_LIST@1755..1757
-      L_PAREN@[1755; 1756) "("
+      L_PAREN@1755..1756 "("
-      R_PAREN@[1756; 1757) ")"
+      R_PAREN@1756..1757 ")"
-    WHITESPACE@[1757; 1758) " "
+    WHITESPACE@1757..1758 " "
-    BLOCK_EXPR@[1758; 1904)
+    BLOCK_EXPR@1758..1904
-      BLOCK@[1758; 1904)
+      BLOCK@1758..1904
-        L_CURLY@[1758; 1759) "{"
+        L_CURLY@1758..1759 "{"
-        WHITESPACE@[1759; 1764) "\n    "
+        WHITESPACE@1759..1764 "\n    "
-        EXPR_STMT@[1764; 1785)
+        EXPR_STMT@1764..1785
-          LOOP_EXPR@[1764; 1785)
+          LOOP_EXPR@1764..1785
-            LOOP_KW@[1764; 1768) "loop"
+            LOOP_KW@1764..1768 "loop"
-            WHITESPACE@[1768; 1769) " "
+            WHITESPACE@1768..1769 " "
-            BLOCK_EXPR@[1769; 1785)
+            BLOCK_EXPR@1769..1785
-              BLOCK@[1769; 1785)
+              BLOCK@1769..1785
-                L_CURLY@[1769; 1770) "{"
+                L_CURLY@1769..1770 "{"
-                WHITESPACE@[1770; 1771) " "
+                WHITESPACE@1770..1771 " "
-                IF_EXPR@[1771; 1783)
+                IF_EXPR@1771..1783
-                  IF_KW@[1771; 1773) "if"
+                  IF_KW@1771..1773 "if"
-                  WHITESPACE@[1773; 1774) " "
+                  WHITESPACE@1773..1774 " "
-                  CONDITION@[1774; 1779)
+                  CONDITION@1774..1779
-                    BREAK_EXPR@[1774; 1779)
+                    BREAK_EXPR@1774..1779
-                      BREAK_KW@[1774; 1779) "break"
+                      BREAK_KW@1774..1779 "break"
-                  WHITESPACE@[1779; 1780) " "
+                  WHITESPACE@1779..1780 " "
-                  BLOCK_EXPR@[1780; 1783)
+                  BLOCK_EXPR@1780..1783
-                    BLOCK@[1780; 1783)
+                    BLOCK@1780..1783
-                      L_CURLY@[1780; 1781) "{"
+                      L_CURLY@1780..1781 "{"
-                      WHITESPACE@[1781; 1782) " "
+                      WHITESPACE@1781..1782 " "
-                      R_CURLY@[1782; 1783) "}"
+                      R_CURLY@1782..1783 "}"
-                WHITESPACE@[1783; 1784) " "
+                WHITESPACE@1783..1784 " "
-                R_CURLY@[1784; 1785) "}"
+                R_CURLY@1784..1785 "}"
-        WHITESPACE@[1785; 1790) "\n    "
+        WHITESPACE@1785..1790 "\n    "
-        LET_STMT@[1790; 1804)
+        LET_STMT@1790..1804
-          LET_KW@[1790; 1793) "let"
+          LET_KW@1790..1793 "let"
-          WHITESPACE@[1793; 1794) " "
+          WHITESPACE@1793..1794 " "
-          BIND_PAT@[1794; 1799)
+          BIND_PAT@1794..1799
-            MUT_KW@[1794; 1797) "mut"
+            MUT_KW@1794..1797 "mut"
-            WHITESPACE@[1797; 1798) " "
+            WHITESPACE@1797..1798 " "
-            NAME@[1798; 1799)
+            NAME@1798..1799
-              IDENT@[1798; 1799) "i"
+              IDENT@1798..1799 "i"
-          WHITESPACE@[1799; 1800) " "
+          WHITESPACE@1799..1800 " "
-          EQ@[1800; 1801) "="
+          EQ@1800..1801 "="
-          WHITESPACE@[1801; 1802) " "
+          WHITESPACE@1801..1802 " "
-          LITERAL@[1802; 1803)
+          LITERAL@1802..1803
-            INT_NUMBER@[1802; 1803) "0"
+            INT_NUMBER@1802..1803 "0"
-          SEMICOLON@[1803; 1804) ";"
+          SEMICOLON@1803..1804 ";"
-        WHITESPACE@[1804; 1809) "\n    "
+        WHITESPACE@1804..1809 "\n    "
-        LOOP_EXPR@[1809; 1902)
+        LOOP_EXPR@1809..1902
-          LOOP_KW@[1809; 1813) "loop"
+          LOOP_KW@1809..1813 "loop"
-          WHITESPACE@[1813; 1814) " "
+          WHITESPACE@1813..1814 " "
-          BLOCK_EXPR@[1814; 1902)
+          BLOCK_EXPR@1814..1902
-            BLOCK@[1814; 1902)
+            BLOCK@1814..1902
-              L_CURLY@[1814; 1815) "{"
+              L_CURLY@1814..1815 "{"
-              WHITESPACE@[1815; 1816) " "
+              WHITESPACE@1815..1816 " "
-              EXPR_STMT@[1816; 1823)
+              EXPR_STMT@1816..1823
-                BIN_EXPR@[1816; 1822)
+                BIN_EXPR@1816..1822
-                  PATH_EXPR@[1816; 1817)
+                  PATH_EXPR@1816..1817
-                    PATH@[1816; 1817)
+                    PATH@1816..1817
-                      PATH_SEGMENT@[1816; 1817)
+                      PATH_SEGMENT@1816..1817
-                        NAME_REF@[1816; 1817)
+                        NAME_REF@1816..1817
-                          IDENT@[1816; 1817) "i"
+                          IDENT@1816..1817 "i"
-                  WHITESPACE@[1817; 1818) " "
+                  WHITESPACE@1817..1818 " "
-                  PLUSEQ@[1818; 1820) "+="
+                  PLUSEQ@1818..1820 "+="
-                  WHITESPACE@[1820; 1821) " "
+                  WHITESPACE@1820..1821 " "
-                  LITERAL@[1821; 1822)
+                  LITERAL@1821..1822
-                    INT_NUMBER@[1821; 1822) "1"
+                    INT_NUMBER@1821..1822 "1"
-                SEMICOLON@[1822; 1823) ";"
+                SEMICOLON@1822..1823 ";"
-              WHITESPACE@[1823; 1824) " "
+              WHITESPACE@1823..1824 " "
-              EXPR_STMT@[1824; 1887)
+              EXPR_STMT@1824..1887
-                IF_EXPR@[1824; 1887)
+                IF_EXPR@1824..1887
-                  IF_KW@[1824; 1826) "if"
+                  IF_KW@1824..1826 "if"
-                  WHITESPACE@[1826; 1827) " "
+                  WHITESPACE@1826..1827 " "
-                  CONDITION@[1827; 1833)
+                  CONDITION@1827..1833
-                    BIN_EXPR@[1827; 1833)
+                    BIN_EXPR@1827..1833
-                      PATH_EXPR@[1827; 1828)
+                      PATH_EXPR@1827..1828
-                        PATH@[1827; 1828)
+                        PATH@1827..1828
-                          PATH_SEGMENT@[1827; 1828)
+                          PATH_SEGMENT@1827..1828
-                            NAME_REF@[1827; 1828)
+                            NAME_REF@1827..1828
-                              IDENT@[1827; 1828) "i"
+                              IDENT@1827..1828 "i"
-                      WHITESPACE@[1828; 1829) " "
+                      WHITESPACE@1828..1829 " "
-                      EQ2@[1829; 1831) "=="
+                      EQ2@1829..1831 "=="
-                      WHITESPACE@[1831; 1832) " "
+                      WHITESPACE@1831..1832 " "
-                      LITERAL@[1832; 1833)
+                      LITERAL@1832..1833
-                        INT_NUMBER@[1832; 1833) "1"
+                        INT_NUMBER@1832..1833 "1"
-                  WHITESPACE@[1833; 1834) " "
+                  WHITESPACE@1833..1834 " "
-                  BLOCK_EXPR@[1834; 1887)
+                  BLOCK_EXPR@1834..1887
-                    BLOCK@[1834; 1887)
+                    BLOCK@1834..1887
-                      L_CURLY@[1834; 1835) "{"
+                      L_CURLY@1834..1835 "{"
-                      WHITESPACE@[1835; 1836) " "
+                      WHITESPACE@1835..1836 " "
-                      MATCH_EXPR@[1836; 1885)
+                      MATCH_EXPR@1836..1885
-                        MATCH_KW@[1836; 1841) "match"
+                        MATCH_KW@1836..1841 "match"
-                        WHITESPACE@[1841; 1842) " "
+                        WHITESPACE@1841..1842 " "
-                        PAREN_EXPR@[1842; 1852)
+                        PAREN_EXPR@1842..1852
-                          L_PAREN@[1842; 1843) "("
+                          L_PAREN@1842..1843 "("
-                          CONTINUE_EXPR@[1843; 1851)
+                          CONTINUE_EXPR@1843..1851
-                            CONTINUE_KW@[1843; 1851) "continue"
+                            CONTINUE_KW@1843..1851 "continue"
-                          R_PAREN@[1851; 1852) ")"
+                          R_PAREN@1851..1852 ")"
-                        WHITESPACE@[1852; 1853) " "
+                        WHITESPACE@1852..1853 " "
-                        MATCH_ARM_LIST@[1853; 1885)
+                        MATCH_ARM_LIST@1853..1885
-                          L_CURLY@[1853; 1854) "{"
+                          L_CURLY@1853..1854 "{"
-                          WHITESPACE@[1854; 1855) " "
+                          WHITESPACE@1854..1855 " "
-                          MATCH_ARM@[1855; 1863)
+                          MATCH_ARM@1855..1863
-                            LITERAL_PAT@[1855; 1856)
+                            LITERAL_PAT@1855..1856
-                              LITERAL@[1855; 1856)
+                              LITERAL@1855..1856
-                                INT_NUMBER@[1855; 1856) "1"
+                                INT_NUMBER@1855..1856 "1"
-                            WHITESPACE@[1856; 1857) " "
+                            WHITESPACE@1856..1857 " "
-                            FAT_ARROW@[1857; 1859) "=>"
+                            FAT_ARROW@1857..1859 "=>"
-                            WHITESPACE@[1859; 1860) " "
+                            WHITESPACE@1859..1860 " "
-                            BLOCK_EXPR@[1860; 1863)
+                            BLOCK_EXPR@1860..1863
-                              BLOCK@[1860; 1863)
+                              BLOCK@1860..1863
-                                L_CURLY@[1860; 1861) "{"
+                                L_CURLY@1860..1861 "{"
-                                WHITESPACE@[1861; 1862) " "
+                                WHITESPACE@1861..1862 " "
-                                R_CURLY@[1862; 1863) "}"
+                                R_CURLY@1862..1863 "}"
-                          COMMA@[1863; 1864) ","
+                          COMMA@1863..1864 ","
-                          WHITESPACE@[1864; 1865) " "
+                          WHITESPACE@1864..1865 " "
-                          MATCH_ARM@[1865; 1883)
+                          MATCH_ARM@1865..1883
-                            PLACEHOLDER_PAT@[1865; 1866)
+                            PLACEHOLDER_PAT@1865..1866
-                              UNDERSCORE@[1865; 1866) "_"
+                              UNDERSCORE@1865..1866 "_"
-                            WHITESPACE@[1866; 1867) " "
+                            WHITESPACE@1866..1867 " "
-                            FAT_ARROW@[1867; 1869) "=>"
+                            FAT_ARROW@1867..1869 "=>"
-                            WHITESPACE@[1869; 1870) " "
+                            WHITESPACE@1869..1870 " "
-                            MACRO_CALL@[1870; 1883)
+                            MACRO_CALL@1870..1883
-                              PATH@[1870; 1875)
+                              PATH@1870..1875
-                                PATH_SEGMENT@[1870; 1875)
+                                PATH_SEGMENT@1870..1875
-                                  NAME_REF@[1870; 1875)
+                                  NAME_REF@1870..1875
-                                    IDENT@[1870; 1875) "panic"
+                                    IDENT@1870..1875 "panic"
-                              BANG@[1875; 1876) "!"
+                              BANG@1875..1876 "!"
-                              TOKEN_TREE@[1876; 1883)
+                              TOKEN_TREE@1876..1883
-                                L_PAREN@[1876; 1877) "("
+                                L_PAREN@1876..1877 "("
-                                STRING@[1877; 1882) "\"wat\""
+                                STRING@1877..1882 "\"wat\""
-                                R_PAREN@[1882; 1883) ")"
+                                R_PAREN@1882..1883 ")"
-                          WHITESPACE@[1883; 1884) " "
+                          WHITESPACE@1883..1884 " "
-                          R_CURLY@[1884; 1885) "}"
+                          R_CURLY@1884..1885 "}"
-                      WHITESPACE@[1885; 1886) " "
+                      WHITESPACE@1885..1886 " "
-                      R_CURLY@[1886; 1887) "}"
+                      R_CURLY@1886..1887 "}"
-              WHITESPACE@[1887; 1894) "\n      "
+              WHITESPACE@1887..1894 "\n      "
-              EXPR_STMT@[1894; 1900)
+              EXPR_STMT@1894..1900
-                BREAK_EXPR@[1894; 1899)
+                BREAK_EXPR@1894..1899
-                  BREAK_KW@[1894; 1899) "break"
+                  BREAK_KW@1894..1899 "break"
-                SEMICOLON@[1899; 1900) ";"
+                SEMICOLON@1899..1900 ";"
-              WHITESPACE@[1900; 1901) " "
+              WHITESPACE@1900..1901 " "
-              R_CURLY@[1901; 1902) "}"
+              R_CURLY@1901..1902 "}"
-        WHITESPACE@[1902; 1903) "\n"
+        WHITESPACE@1902..1903 "\n"
-        R_CURLY@[1903; 1904) "}"
+        R_CURLY@1903..1904 "}"
-  WHITESPACE@[1904; 1906) "\n\n"
+  WHITESPACE@1904..1906 "\n\n"
-  FN_DEF@[1906; 1960)
+  FN_DEF@1906..1960
-    FN_KW@[1906; 1908) "fn"
+    FN_KW@1906..1908 "fn"
-    WHITESPACE@[1908; 1909) " "
+    WHITESPACE@1908..1909 " "
-    NAME@[1909; 1921)
+    NAME@1909..1921
-      IDENT@[1909; 1921) "evil_lincoln"
+      IDENT@1909..1921 "evil_lincoln"
-    PARAM_LIST@[1921; 1923)
+    PARAM_LIST@1921..1923
-      L_PAREN@[1921; 1922) "("
+      L_PAREN@1921..1922 "("
-      R_PAREN@[1922; 1923) ")"
+      R_PAREN@1922..1923 ")"
-    WHITESPACE@[1923; 1924) " "
+    WHITESPACE@1923..1924 " "
-    BLOCK_EXPR@[1924; 1960)
+    BLOCK_EXPR@1924..1960
-      BLOCK@[1924; 1960)
+      BLOCK@1924..1960
-        L_CURLY@[1924; 1925) "{"
+        L_CURLY@1924..1925 "{"
-        WHITESPACE@[1925; 1926) " "
+        WHITESPACE@1925..1926 " "
-        LET_STMT@[1926; 1958)
+        LET_STMT@1926..1958
-          LET_KW@[1926; 1929) "let"
+          LET_KW@1926..1929 "let"
-          WHITESPACE@[1929; 1930) " "
+          WHITESPACE@1929..1930 " "
-          BIND_PAT@[1930; 1935)
+          BIND_PAT@1930..1935
-            NAME@[1930; 1935)
+            NAME@1930..1935
-              IDENT@[1930; 1935) "_evil"
+              IDENT@1930..1935 "_evil"
-          WHITESPACE@[1935; 1936) " "
+          WHITESPACE@1935..1936 " "
-          EQ@[1936; 1937) "="
+          EQ@1936..1937 "="
-          WHITESPACE@[1937; 1938) " "
+          WHITESPACE@1937..1938 " "
-          MACRO_CALL@[1938; 1957)
+          MACRO_CALL@1938..1957
-            PATH@[1938; 1945)
+            PATH@1938..1945
-              PATH_SEGMENT@[1938; 1945)
+              PATH_SEGMENT@1938..1945
-                NAME_REF@[1938; 1945)
+                NAME_REF@1938..1945
-                  IDENT@[1938; 1945) "println"
+                  IDENT@1938..1945 "println"
-            BANG@[1945; 1946) "!"
+            BANG@1945..1946 "!"
-            TOKEN_TREE@[1946; 1957)
+            TOKEN_TREE@1946..1957
-              L_PAREN@[1946; 1947) "("
+              L_PAREN@1946..1947 "("
-              STRING@[1947; 1956) "\"lincoln\""
+              STRING@1947..1956 "\"lincoln\""
-              R_PAREN@[1956; 1957) ")"
+              R_PAREN@1956..1957 ")"
-          SEMICOLON@[1957; 1958) ";"
+          SEMICOLON@1957..1958 ";"
-        WHITESPACE@[1958; 1959) " "
+        WHITESPACE@1958..1959 " "
-        R_CURLY@[1959; 1960) "}"
+        R_CURLY@1959..1960 "}"
-  WHITESPACE@[1960; 1962) "\n\n"
+  WHITESPACE@1960..1962 "\n\n"
-  FN_DEF@[1962; 2198)
+  FN_DEF@1962..2198
-    FN_KW@[1962; 1964) "fn"
+    FN_KW@1962..1964 "fn"
-    WHITESPACE@[1964; 1965) " "
+    WHITESPACE@1964..1965 " "
-    NAME@[1965; 1969)
+    NAME@1965..1969
-      IDENT@[1965; 1969) "dots"
+      IDENT@1965..1969 "dots"
-    PARAM_LIST@[1969; 1971)
+    PARAM_LIST@1969..1971
-      L_PAREN@[1969; 1970) "("
+      L_PAREN@1969..1970 "("
-      R_PAREN@[1970; 1971) ")"
+      R_PAREN@1970..1971 ")"
-    WHITESPACE@[1971; 1972) " "
+    WHITESPACE@1971..1972 " "
-    BLOCK_EXPR@[1972; 2198)
+    BLOCK_EXPR@1972..2198
-      BLOCK@[1972; 2198)
+      BLOCK@1972..2198
-        L_CURLY@[1972; 1973) "{"
+        L_CURLY@1972..1973 "{"
-        WHITESPACE@[1973; 1978) "\n    "
+        WHITESPACE@1973..1978 "\n    "
-        EXPR_STMT@[1978; 2196)
+        EXPR_STMT@1978..2196
-          MACRO_CALL@[1978; 2195)
+          MACRO_CALL@1978..2195
-            PATH@[1978; 1987)
+            PATH@1978..1987
-              PATH_SEGMENT@[1978; 1987)
+              PATH_SEGMENT@1978..1987
-                NAME_REF@[1978; 1987)
+                NAME_REF@1978..1987
-                  IDENT@[1978; 1987) "assert_eq"
+                  IDENT@1978..1987 "assert_eq"
-            BANG@[1987; 1988) "!"
+            BANG@1987..1988 "!"
-            TOKEN_TREE@[1988; 2195)
+            TOKEN_TREE@1988..2195
-              L_PAREN@[1988; 1989) "("
+              L_PAREN@1988..1989 "("
-              IDENT@[1989; 1995) "String"
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-                  NAME_REF@[3589; 3594)
+                  NAME_REF@3589..3594
-                    IDENT@[3589; 3594) "funny"
+                    IDENT@3589..3594 "funny"
-            ARG_LIST@[3594; 3596)
+            ARG_LIST@3594..3596
-              L_PAREN@[3594; 3595) "("
+              L_PAREN@3594..3595 "("
-              R_PAREN@[3595; 3596) ")"
+              R_PAREN@3595..3596 ")"
-          SEMICOLON@[3596; 3597) ";"
+          SEMICOLON@3596..3597 ";"
-        WHITESPACE@[3597; 3602) "\n    "
+        WHITESPACE@3597..3602 "\n    "
-        EXPR_STMT@[3602; 3609)
+        EXPR_STMT@3602..3609
-          CALL_EXPR@[3602; 3608)
+          CALL_EXPR@3602..3608
-            PATH_EXPR@[3602; 3606)
+            PATH_EXPR@3602..3606
-              PATH@[3602; 3606)
+              PATH@3602..3606
-                PATH_SEGMENT@[3602; 3606)
+                PATH_SEGMENT@3602..3606
-                  NAME_REF@[3602; 3606)
+                  NAME_REF@3602..3606
-                    IDENT@[3602; 3606) "what"
+                    IDENT@3602..3606 "what"
-            ARG_LIST@[3606; 3608)
+            ARG_LIST@3606..3608
-              L_PAREN@[3606; 3607) "("
+              L_PAREN@3606..3607 "("
-              R_PAREN@[3607; 3608) ")"
+              R_PAREN@3607..3608 ")"
-          SEMICOLON@[3608; 3609) ";"
+          SEMICOLON@3608..3609 ";"
-        WHITESPACE@[3609; 3614) "\n    "
+        WHITESPACE@3609..3614 "\n    "
-        EXPR_STMT@[3614; 3628)
+        EXPR_STMT@3614..3628
-          CALL_EXPR@[3614; 3627)
+          CALL_EXPR@3614..3627
-            PATH_EXPR@[3614; 3625)
+            PATH_EXPR@3614..3625
-              PATH@[3614; 3625)
+              PATH@3614..3625
-                PATH_SEGMENT@[3614; 3625)
+                PATH_SEGMENT@3614..3625
-                  NAME_REF@[3614; 3625)
+                  NAME_REF@3614..3625
-                    IDENT@[3614; 3625) "zombiejesus"
+                    IDENT@3614..3625 "zombiejesus"
-            ARG_LIST@[3625; 3627)
+            ARG_LIST@3625..3627
-              L_PAREN@[3625; 3626) "("
+              L_PAREN@3625..3626 "("
-              R_PAREN@[3626; 3627) ")"
+              R_PAREN@3626..3627 ")"
-          SEMICOLON@[3627; 3628) ";"
+          SEMICOLON@3627..3628 ";"
-        WHITESPACE@[3628; 3633) "\n    "
+        WHITESPACE@3628..3633 "\n    "
-        EXPR_STMT@[3633; 3643)
+        EXPR_STMT@3633..3643
-          CALL_EXPR@[3633; 3642)
+          CALL_EXPR@3633..3642
-            PATH_EXPR@[3633; 3640)
+            PATH_EXPR@3633..3640
-              PATH@[3633; 3640)
+              PATH@3633..3640
-                PATH_SEGMENT@[3633; 3640)
+                PATH_SEGMENT@3633..3640
-                  NAME_REF@[3633; 3640)
+                  NAME_REF@3633..3640
-                    IDENT@[3633; 3640) "notsure"
+                    IDENT@3633..3640 "notsure"
-            ARG_LIST@[3640; 3642)
+            ARG_LIST@3640..3642
-              L_PAREN@[3640; 3641) "("
+              L_PAREN@3640..3641 "("
-              R_PAREN@[3641; 3642) ")"
+              R_PAREN@3641..3642 ")"
-          SEMICOLON@[3642; 3643) ";"
+          SEMICOLON@3642..3643 ";"
-        WHITESPACE@[3643; 3648) "\n    "
+        WHITESPACE@3643..3648 "\n    "
-        EXPR_STMT@[3648; 3664)
+        EXPR_STMT@3648..3664
-          CALL_EXPR@[3648; 3663)
+          CALL_EXPR@3648..3663
-            PATH_EXPR@[3648; 3661)
+            PATH_EXPR@3648..3661
-              PATH@[3648; 3661)
+              PATH@3648..3661
-                PATH_SEGMENT@[3648; 3661)
+                PATH_SEGMENT@3648..3661
-                  NAME_REF@[3648; 3661)
+                  NAME_REF@3648..3661
-                    IDENT@[3648; 3661) "canttouchthis"
+                    IDENT@3648..3661 "canttouchthis"
-            ARG_LIST@[3661; 3663)
+            ARG_LIST@3661..3663
-              L_PAREN@[3661; 3662) "("
+              L_PAREN@3661..3662 "("
-              R_PAREN@[3662; 3663) ")"
+              R_PAREN@3662..3663 ")"
-          SEMICOLON@[3663; 3664) ";"
+          SEMICOLON@3663..3664 ";"
-        WHITESPACE@[3664; 3669) "\n    "
+        WHITESPACE@3664..3669 "\n    "
-        EXPR_STMT@[3669; 3681)
+        EXPR_STMT@3669..3681
-          CALL_EXPR@[3669; 3680)
+          CALL_EXPR@3669..3680
-            PATH_EXPR@[3669; 3678)
+            PATH_EXPR@3669..3678
-              PATH@[3669; 3678)
+              PATH@3669..3678
-                PATH_SEGMENT@[3669; 3678)
+                PATH_SEGMENT@3669..3678
-                  NAME_REF@[3669; 3678)
+                  NAME_REF@3669..3678
-                    IDENT@[3669; 3678) "angrydome"
+                    IDENT@3669..3678 "angrydome"
-            ARG_LIST@[3678; 3680)
+            ARG_LIST@3678..3680
-              L_PAREN@[3678; 3679) "("
+              L_PAREN@3678..3679 "("
-              R_PAREN@[3679; 3680) ")"
+              R_PAREN@3679..3680 ")"
-          SEMICOLON@[3680; 3681) ";"
+          SEMICOLON@3680..3681 ";"
-        WHITESPACE@[3681; 3686) "\n    "
+        WHITESPACE@3681..3686 "\n    "
-        EXPR_STMT@[3686; 3701)
+        EXPR_STMT@3686..3701
-          CALL_EXPR@[3686; 3700)
+          CALL_EXPR@3686..3700
-            PATH_EXPR@[3686; 3698)
+            PATH_EXPR@3686..3698
-              PATH@[3686; 3698)
+              PATH@3686..3698
-                PATH_SEGMENT@[3686; 3698)
+                PATH_SEGMENT@3686..3698
-                  NAME_REF@[3686; 3698)
+                  NAME_REF@3686..3698
-                    IDENT@[3686; 3698) "evil_lincoln"
+                    IDENT@3686..3698 "evil_lincoln"
-            ARG_LIST@[3698; 3700)
+            ARG_LIST@3698..3700
-              L_PAREN@[3698; 3699) "("
+              L_PAREN@3698..3699 "("
-              R_PAREN@[3699; 3700) ")"
+              R_PAREN@3699..3700 ")"
-          SEMICOLON@[3700; 3701) ";"
+          SEMICOLON@3700..3701 ";"
-        WHITESPACE@[3701; 3706) "\n    "
+        WHITESPACE@3701..3706 "\n    "
-        EXPR_STMT@[3706; 3713)
+        EXPR_STMT@3706..3713
-          CALL_EXPR@[3706; 3712)
+          CALL_EXPR@3706..3712
-            PATH_EXPR@[3706; 3710)
+            PATH_EXPR@3706..3710
-              PATH@[3706; 3710)
+              PATH@3706..3710
-                PATH_SEGMENT@[3706; 3710)
+                PATH_SEGMENT@3706..3710
-                  NAME_REF@[3706; 3710)
+                  NAME_REF@3706..3710
-                    IDENT@[3706; 3710) "dots"
+                    IDENT@3706..3710 "dots"
-            ARG_LIST@[3710; 3712)
+            ARG_LIST@3710..3712
-              L_PAREN@[3710; 3711) "("
+              L_PAREN@3710..3711 "("
-              R_PAREN@[3711; 3712) ")"
+              R_PAREN@3711..3712 ")"
-          SEMICOLON@[3712; 3713) ";"
+          SEMICOLON@3712..3713 ";"
-        WHITESPACE@[3713; 3718) "\n    "
+        WHITESPACE@3713..3718 "\n    "
-        EXPR_STMT@[3718; 3726)
+        EXPR_STMT@3718..3726
-          CALL_EXPR@[3718; 3725)
+          CALL_EXPR@3718..3725
-            PATH_EXPR@[3718; 3720)
+            PATH_EXPR@3718..3720
-              PATH@[3718; 3720)
+              PATH@3718..3720
-                PATH_SEGMENT@[3718; 3720)
+                PATH_SEGMENT@3718..3720
-                  NAME_REF@[3718; 3720)
+                  NAME_REF@3718..3720
-                    IDENT@[3718; 3720) "u8"
+                    IDENT@3718..3720 "u8"
-            ARG_LIST@[3720; 3725)
+            ARG_LIST@3720..3725
-              L_PAREN@[3720; 3721) "("
+              L_PAREN@3720..3721 "("
-              LITERAL@[3721; 3724)
+              LITERAL@3721..3724
-                INT_NUMBER@[3721; 3724) "8u8"
+                INT_NUMBER@3721..3724 "8u8"
-              R_PAREN@[3724; 3725) ")"
+              R_PAREN@3724..3725 ")"
-          SEMICOLON@[3725; 3726) ";"
+          SEMICOLON@3725..3726 ";"
-        WHITESPACE@[3726; 3731) "\n    "
+        WHITESPACE@3726..3731 "\n    "
-        EXPR_STMT@[3731; 3739)
+        EXPR_STMT@3731..3739
-          CALL_EXPR@[3731; 3738)
+          CALL_EXPR@3731..3738
-            PATH_EXPR@[3731; 3736)
+            PATH_EXPR@3731..3736
-              PATH@[3731; 3736)
+              PATH@3731..3736
-                PATH_SEGMENT@[3731; 3736)
+                PATH_SEGMENT@3731..3736
-                  NAME_REF@[3731; 3736)
+                  NAME_REF@3731..3736
-                    IDENT@[3731; 3736) "fishy"
+                    IDENT@3731..3736 "fishy"
-            ARG_LIST@[3736; 3738)
+            ARG_LIST@3736..3738
-              L_PAREN@[3736; 3737) "("
+              L_PAREN@3736..3737 "("
-              R_PAREN@[3737; 3738) ")"
+              R_PAREN@3737..3738 ")"
-          SEMICOLON@[3738; 3739) ";"
+          SEMICOLON@3738..3739 ";"
-        WHITESPACE@[3739; 3744) "\n    "
+        WHITESPACE@3739..3744 "\n    "
-        EXPR_STMT@[3744; 3752)
+        EXPR_STMT@3744..3752
-          CALL_EXPR@[3744; 3751)
+          CALL_EXPR@3744..3751
-            PATH_EXPR@[3744; 3749)
+            PATH_EXPR@3744..3749
-              PATH@[3744; 3749)
+              PATH@3744..3749
-                PATH_SEGMENT@[3744; 3749)
+                PATH_SEGMENT@3744..3749
-                  NAME_REF@[3744; 3749)
+                  NAME_REF@3744..3749
-                    IDENT@[3744; 3749) "union"
+                    IDENT@3744..3749 "union"
-            ARG_LIST@[3749; 3751)
+            ARG_LIST@3749..3751
-              L_PAREN@[3749; 3750) "("
+              L_PAREN@3749..3750 "("
-              R_PAREN@[3750; 3751) ")"
+              R_PAREN@3750..3751 ")"
-          SEMICOLON@[3751; 3752) ";"
+          SEMICOLON@3751..3752 ";"
-        WHITESPACE@[3752; 3757) "\n    "
+        WHITESPACE@3752..3757 "\n    "
-        EXPR_STMT@[3757; 3778)
+        EXPR_STMT@3757..3778
-          CALL_EXPR@[3757; 3777)
+          CALL_EXPR@3757..3777
-            PATH_EXPR@[3757; 3775)
+            PATH_EXPR@3757..3775
-              PATH@[3757; 3775)
+              PATH@3757..3775
-                PATH_SEGMENT@[3757; 3775)
+                PATH_SEGMENT@3757..3775
-                  NAME_REF@[3757; 3775)
+                  NAME_REF@3757..3775
-                    IDENT@[3757; 3775) "special_characters"
+                    IDENT@3757..3775 "special_characters"
-            ARG_LIST@[3775; 3777)
+            ARG_LIST@3775..3777
-              L_PAREN@[3775; 3776) "("
+              L_PAREN@3775..3776 "("
-              R_PAREN@[3776; 3777) ")"
+              R_PAREN@3776..3777 ")"
-          SEMICOLON@[3777; 3778) ";"
+          SEMICOLON@3777..3778 ";"
-        WHITESPACE@[3778; 3783) "\n    "
+        WHITESPACE@3778..3783 "\n    "
-        EXPR_STMT@[3783; 3796)
+        EXPR_STMT@3783..3796
-          CALL_EXPR@[3783; 3795)
+          CALL_EXPR@3783..3795
-            PATH_EXPR@[3783; 3793)
+            PATH_EXPR@3783..3793
-              PATH@[3783; 3793)
+              PATH@3783..3793
-                PATH_SEGMENT@[3783; 3793)
+                PATH_SEGMENT@3783..3793
-                  NAME_REF@[3783; 3793)
+                  NAME_REF@3783..3793
-                    IDENT@[3783; 3793) "punch_card"
+                    IDENT@3783..3793 "punch_card"
-            ARG_LIST@[3793; 3795)
+            ARG_LIST@3793..3795
-              L_PAREN@[3793; 3794) "("
+              L_PAREN@3793..3794 "("
-              R_PAREN@[3794; 3795) ")"
+              R_PAREN@3794..3795 ")"
-          SEMICOLON@[3795; 3796) ";"
+          SEMICOLON@3795..3796 ";"
-        WHITESPACE@[3796; 3801) "\n    "
+        WHITESPACE@3796..3801 "\n    "
-        EXPR_STMT@[3801; 3810)
+        EXPR_STMT@3801..3810
-          CALL_EXPR@[3801; 3809)
+          CALL_EXPR@3801..3809
-            PATH_EXPR@[3801; 3807)
+            PATH_EXPR@3801..3807
-              PATH@[3801; 3807)
+              PATH@3801..3807
-                PATH_SEGMENT@[3801; 3807)
+                PATH_SEGMENT@3801..3807
-                  NAME_REF@[3801; 3807)
+                  NAME_REF@3801..3807
-                    IDENT@[3801; 3807) "ktulhu"
+                    IDENT@3801..3807 "ktulhu"
-            ARG_LIST@[3807; 3809)
+            ARG_LIST@3807..3809
-              L_PAREN@[3807; 3808) "("
+              L_PAREN@3807..3808 "("
-              R_PAREN@[3808; 3809) ")"
+              R_PAREN@3808..3809 ")"
-          SEMICOLON@[3809; 3810) ";"
+          SEMICOLON@3809..3810 ";"
-        WHITESPACE@[3810; 3811) "\n"
+        WHITESPACE@3810..3811 "\n"
-        R_CURLY@[3811; 3812) "}"
+        R_CURLY@3811..3812 "}"
-  WHITESPACE@[3812; 3813) "\n"
+  WHITESPACE@3812..3813 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0036_fully_qualified.rast b/crates/ra_syntax/test_data/parser/ok/0036_fully_qualified.rast
index 4df6703f4..8f616623b 100644
--- a/crates/ra_syntax/test_data/parser/ok/0036_fully_qualified.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0036_fully_qualified.rast
@@ -1,93 +1,93 @@
-SOURCE_FILE@[0; 157)
+SOURCE_FILE@0..157
-  COMMENT@[0; 60) "// https://github.com ..."
+  COMMENT@0..60 "// https://github.com ..."
-  WHITESPACE@[60; 62) "\n\n"
+  WHITESPACE@60..62 "\n\n"
-  FN_DEF@[62; 156)
+  FN_DEF@62..156
-    VISIBILITY@[62; 65)
+    VISIBILITY@62..65
-      PUB_KW@[62; 65) "pub"
+      PUB_KW@62..65 "pub"
-    WHITESPACE@[65; 66) " "
+    WHITESPACE@65..66 " "
-    FN_KW@[66; 68) "fn"
+    FN_KW@66..68 "fn"
-    WHITESPACE@[68; 69) " "
+    WHITESPACE@68..69 " "
-    NAME@[69; 72)
+    NAME@69..72
-      IDENT@[69; 72) "foo"
+      IDENT@69..72 "foo"
-    TYPE_PARAM_LIST@[72; 85)
+    TYPE_PARAM_LIST@72..85
-      L_ANGLE@[72; 73) "<"
+      L_ANGLE@72..73 "<"
-      TYPE_PARAM@[73; 84)
+      TYPE_PARAM@73..84
-        NAME@[73; 74)
+        NAME@73..74
-          IDENT@[73; 74) "S"
+          IDENT@73..74 "S"
-        COLON@[74; 75) ":"
+        COLON@74..75 ":"
-        WHITESPACE@[75; 76) " "
+        WHITESPACE@75..76 " "
-        TYPE_BOUND_LIST@[76; 84)
+        TYPE_BOUND_LIST@76..84
-          TYPE_BOUND@[76; 84)
+          TYPE_BOUND@76..84
-            PATH_TYPE@[76; 84)
+            PATH_TYPE@76..84
-              PATH@[76; 84)
+              PATH@76..84
-                PATH_SEGMENT@[76; 84)
+                PATH_SEGMENT@76..84
-                  NAME_REF@[76; 84)
+                  NAME_REF@76..84
-                    IDENT@[76; 84) "Iterator"
+                    IDENT@76..84 "Iterator"
-      R_ANGLE@[84; 85) ">"
+      R_ANGLE@84..85 ">"
-    PARAM_LIST@[85; 87)
+    PARAM_LIST@85..87
-      L_PAREN@[85; 86) "("
+      L_PAREN@85..86 "("
-      R_PAREN@[86; 87) ")"
+      R_PAREN@86..87 ")"
-    WHITESPACE@[87; 88) " "
+    WHITESPACE@87..88 " "
-    RET_TYPE@[88; 97)
+    RET_TYPE@88..97
-      THIN_ARROW@[88; 90) "->"
+      THIN_ARROW@88..90 "->"
-      WHITESPACE@[90; 91) " "
+      WHITESPACE@90..91 " "
-      PATH_TYPE@[91; 97)
+      PATH_TYPE@91..97
-        PATH@[91; 97)
+        PATH@91..97
-          PATH_SEGMENT@[91; 97)
+          PATH_SEGMENT@91..97
-            NAME_REF@[91; 97)
+            NAME_REF@91..97
-              IDENT@[91; 97) "String"
+              IDENT@91..97 "String"
-    WHITESPACE@[97; 98) "\n"
+    WHITESPACE@97..98 "\n"
-    WHERE_CLAUSE@[98; 134)
+    WHERE_CLAUSE@98..134
-      WHERE_KW@[98; 103) "where"
+      WHERE_KW@98..103 "where"
-      WHITESPACE@[103; 108) "\n    "
+      WHITESPACE@103..108 "\n    "
-      WHERE_PRED@[108; 133)
+      WHERE_PRED@108..133
-        PATH_TYPE@[108; 129)
+        PATH_TYPE@108..129
-          PATH@[108; 129)
+          PATH@108..129
-            PATH@[108; 123)
+            PATH@108..123
-              PATH_SEGMENT@[108; 123)
+              PATH_SEGMENT@108..123
-                L_ANGLE@[108; 109) "<"
+                L_ANGLE@108..109 "<"
-                PATH_TYPE@[109; 110)
+                PATH_TYPE@109..110
-                  PATH@[109; 110)
+                  PATH@109..110
-                    PATH_SEGMENT@[109; 110)
+                    PATH_SEGMENT@109..110
-                      NAME_REF@[109; 110)
+                      NAME_REF@109..110
-                        IDENT@[109; 110) "S"
+                        IDENT@109..110 "S"
-                WHITESPACE@[110; 111) " "
+                WHITESPACE@110..111 " "
-                AS_KW@[111; 113) "as"
+                AS_KW@111..113 "as"
-                WHITESPACE@[113; 114) " "
+                WHITESPACE@113..114 " "
-                PATH_TYPE@[114; 122)
+                PATH_TYPE@114..122
-                  PATH@[114; 122)
+                  PATH@114..122
-                    PATH_SEGMENT@[114; 122)
+                    PATH_SEGMENT@114..122
-                      NAME_REF@[114; 122)
+                      NAME_REF@114..122
-                        IDENT@[114; 122) "Iterator"
+                        IDENT@114..122 "Iterator"
-                R_ANGLE@[122; 123) ">"
+                R_ANGLE@122..123 ">"
-            COLON2@[123; 125) "::"
+            COLON2@123..125 "::"
-            PATH_SEGMENT@[125; 129)
+            PATH_SEGMENT@125..129
-              NAME_REF@[125; 129)
+              NAME_REF@125..129
-                IDENT@[125; 129) "Item"
+                IDENT@125..129 "Item"
-        COLON@[129; 130) ":"
+        COLON@129..130 ":"
-        WHITESPACE@[130; 131) " "
+        WHITESPACE@130..131 " "
-        TYPE_BOUND_LIST@[131; 133)
+        TYPE_BOUND_LIST@131..133
-          TYPE_BOUND@[131; 133)
+          TYPE_BOUND@131..133
-            PATH_TYPE@[131; 133)
+            PATH_TYPE@131..133
-              PATH@[131; 133)
+              PATH@131..133
-                PATH_SEGMENT@[131; 133)
+                PATH_SEGMENT@131..133
-                  NAME_REF@[131; 133)
+                  NAME_REF@131..133
-                    IDENT@[131; 133) "Eq"
+                    IDENT@131..133 "Eq"
-      COMMA@[133; 134) ","
+      COMMA@133..134 ","
-    WHITESPACE@[134; 135) "\n"
+    WHITESPACE@134..135 "\n"
-    BLOCK_EXPR@[135; 156)
+    BLOCK_EXPR@135..156
-      BLOCK@[135; 156)
+      BLOCK@135..156
-        L_CURLY@[135; 136) "{"
+        L_CURLY@135..136 "{"
-        WHITESPACE@[136; 141) "\n    "
+        WHITESPACE@136..141 "\n    "
-        METHOD_CALL_EXPR@[141; 154)
+        METHOD_CALL_EXPR@141..154
-          LITERAL@[141; 143)
+          LITERAL@141..143
-            STRING@[141; 143) "\"\""
+            STRING@141..143 "\"\""
-          DOT@[143; 144) "."
+          DOT@143..144 "."
-          NAME_REF@[144; 152)
+          NAME_REF@144..152
-            IDENT@[144; 152) "to_owned"
+            IDENT@144..152 "to_owned"
-          ARG_LIST@[152; 154)
+          ARG_LIST@152..154
-            L_PAREN@[152; 153) "("
+            L_PAREN@152..153 "("
-            R_PAREN@[153; 154) ")"
+            R_PAREN@153..154 ")"
-        WHITESPACE@[154; 155) "\n"
+        WHITESPACE@154..155 "\n"
-        R_CURLY@[155; 156) "}"
+        R_CURLY@155..156 "}"
-  WHITESPACE@[156; 157) "\n"
+  WHITESPACE@156..157 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0037_mod.rast b/crates/ra_syntax/test_data/parser/ok/0037_mod.rast
index 3af40a104..1d5d94bde 100644
--- a/crates/ra_syntax/test_data/parser/ok/0037_mod.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0037_mod.rast
@@ -1,16 +1,16 @@
-SOURCE_FILE@[0; 93)
+SOURCE_FILE@0..93
-  COMMENT@[0; 60) "// https://github.com ..."
+  COMMENT@0..60 "// https://github.com ..."
-  WHITESPACE@[60; 62) "\n\n"
+  WHITESPACE@60..62 "\n\n"
-  MODULE@[62; 93)
+  MODULE@62..93
-    COMMENT@[62; 70) "//! docs"
+    COMMENT@62..70 "//! docs"
-    WHITESPACE@[70; 71) "\n"
+    WHITESPACE@70..71 "\n"
-    COMMENT@[71; 82) "// non-docs"
+    COMMENT@71..82 "// non-docs"
-    WHITESPACE@[82; 83) "\n"
+    WHITESPACE@82..83 "\n"
-    MOD_KW@[83; 86) "mod"
+    MOD_KW@83..86 "mod"
-    WHITESPACE@[86; 87) " "
+    WHITESPACE@86..87 " "
-    NAME@[87; 90)
+    NAME@87..90
-      IDENT@[87; 90) "foo"
+      IDENT@87..90 "foo"
-    WHITESPACE@[90; 91) " "
+    WHITESPACE@90..91 " "
-    ITEM_LIST@[91; 93)
+    ITEM_LIST@91..93
-      L_CURLY@[91; 92) "{"
+      L_CURLY@91..92 "{"
-      R_CURLY@[92; 93) "}"
+      R_CURLY@92..93 "}"
diff --git a/crates/ra_syntax/test_data/parser/ok/0038_where_pred_type.rast b/crates/ra_syntax/test_data/parser/ok/0038_where_pred_type.rast
index 377367914..14d82feb0 100644
--- a/crates/ra_syntax/test_data/parser/ok/0038_where_pred_type.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0038_where_pred_type.rast
@@ -1,43 +1,43 @@
-SOURCE_FILE@[0; 34)
+SOURCE_FILE@0..34
-  FN_DEF@[0; 34)
+  FN_DEF@0..34
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "test"
+      IDENT@3..7 "test"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    WHERE_CLAUSE@[10; 31)
+    WHERE_CLAUSE@10..31
-      WHERE_KW@[10; 15) "where"
+      WHERE_KW@10..15 "where"
-      WHITESPACE@[15; 16) " "
+      WHITESPACE@15..16 " "
-      WHERE_PRED@[16; 31)
+      WHERE_PRED@16..31
-        TUPLE_TYPE@[16; 26)
+        TUPLE_TYPE@16..26
-          L_PAREN@[16; 17) "("
+          L_PAREN@16..17 "("
-          PATH_TYPE@[17; 20)
+          PATH_TYPE@17..20
-            PATH@[17; 20)
+            PATH@17..20
-              PATH_SEGMENT@[17; 20)
+              PATH_SEGMENT@17..20
-                NAME_REF@[17; 20)
+                NAME_REF@17..20
-                  IDENT@[17; 20) "u64"
+                  IDENT@17..20 "u64"
-          COMMA@[20; 21) ","
+          COMMA@20..21 ","
-          WHITESPACE@[21; 22) " "
+          WHITESPACE@21..22 " "
-          PATH_TYPE@[22; 25)
+          PATH_TYPE@22..25
-            PATH@[22; 25)
+            PATH@22..25
-              PATH_SEGMENT@[22; 25)
+              PATH_SEGMENT@22..25
-                NAME_REF@[22; 25)
+                NAME_REF@22..25
-                  IDENT@[22; 25) "u64"
+                  IDENT@22..25 "u64"
-          R_PAREN@[25; 26) ")"
+          R_PAREN@25..26 ")"
-        COLON@[26; 27) ":"
+        COLON@26..27 ":"
-        WHITESPACE@[27; 28) " "
+        WHITESPACE@27..28 " "
-        TYPE_BOUND_LIST@[28; 31)
+        TYPE_BOUND_LIST@28..31
-          TYPE_BOUND@[28; 31)
+          TYPE_BOUND@28..31
-            PATH_TYPE@[28; 31)
+            PATH_TYPE@28..31
-              PATH@[28; 31)
+              PATH@28..31
-                PATH_SEGMENT@[28; 31)
+                PATH_SEGMENT@28..31
-                  NAME_REF@[28; 31)
+                  NAME_REF@28..31
-                    IDENT@[28; 31) "Foo"
+                    IDENT@28..31 "Foo"
-    WHITESPACE@[31; 32) " "
+    WHITESPACE@31..32 " "
-    BLOCK_EXPR@[32; 34)
+    BLOCK_EXPR@32..34
-      BLOCK@[32; 34)
+      BLOCK@32..34
-        L_CURLY@[32; 33) "{"
+        L_CURLY@32..33 "{"
-        R_CURLY@[33; 34) "}"
+        R_CURLY@33..34 "}"
diff --git a/crates/ra_syntax/test_data/parser/ok/0039_raw_fn_item.rast b/crates/ra_syntax/test_data/parser/ok/0039_raw_fn_item.rast
index 9936892e9..d38a60665 100644
--- a/crates/ra_syntax/test_data/parser/ok/0039_raw_fn_item.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0039_raw_fn_item.rast
@@ -1,16 +1,16 @@
-SOURCE_FILE@[0; 15)
+SOURCE_FILE@0..15
-  FN_DEF@[0; 14)
+  FN_DEF@0..14
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 8)
+    NAME@3..8
-      IDENT@[3; 8) "r#foo"
+      IDENT@3..8 "r#foo"
-    PARAM_LIST@[8; 10)
+    PARAM_LIST@8..10
-      L_PAREN@[8; 9) "("
+      L_PAREN@8..9 "("
-      R_PAREN@[9; 10) ")"
+      R_PAREN@9..10 ")"
-    WHITESPACE@[10; 11) " "
+    WHITESPACE@10..11 " "
-    BLOCK_EXPR@[11; 14)
+    BLOCK_EXPR@11..14
-      BLOCK@[11; 14)
+      BLOCK@11..14
-        L_CURLY@[11; 12) "{"
+        L_CURLY@11..12 "{"
-        WHITESPACE@[12; 13) "\n"
+        WHITESPACE@12..13 "\n"
-        R_CURLY@[13; 14) "}"
+        R_CURLY@13..14 "}"
-  WHITESPACE@[14; 15) "\n"
+  WHITESPACE@14..15 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0040_raw_struct_item_field.rast b/crates/ra_syntax/test_data/parser/ok/0040_raw_struct_item_field.rast
index 05f2c656f..5640bae0a 100644
--- a/crates/ra_syntax/test_data/parser/ok/0040_raw_struct_item_field.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0040_raw_struct_item_field.rast
@@ -1,22 +1,22 @@
-SOURCE_FILE@[0; 27)
+SOURCE_FILE@0..27
-  STRUCT_DEF@[0; 27)
+  STRUCT_DEF@0..27
-    STRUCT_KW@[0; 6) "struct"
+    STRUCT_KW@0..6 "struct"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    NAME@[7; 8)
+    NAME@7..8
-      IDENT@[7; 8) "S"
+      IDENT@7..8 "S"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    RECORD_FIELD_DEF_LIST@[9; 27)
+    RECORD_FIELD_DEF_LIST@9..27
-      L_CURLY@[9; 10) "{"
+      L_CURLY@9..10 "{"
-      WHITESPACE@[10; 15) "\n    "
+      WHITESPACE@10..15 "\n    "
-      RECORD_FIELD_DEF@[15; 25)
+      RECORD_FIELD_DEF@15..25
-        NAME@[15; 20)
+        NAME@15..20
-          IDENT@[15; 20) "r#foo"
+          IDENT@15..20 "r#foo"
-        COLON@[20; 21) ":"
+        COLON@20..21 ":"
-        WHITESPACE@[21; 22) " "
+        WHITESPACE@21..22 " "
-        PATH_TYPE@[22; 25)
+        PATH_TYPE@22..25
-          PATH@[22; 25)
+          PATH@22..25
-            PATH_SEGMENT@[22; 25)
+            PATH_SEGMENT@22..25
-              NAME_REF@[22; 25)
+              NAME_REF@22..25
-                IDENT@[22; 25) "u32"
+                IDENT@22..25 "u32"
-      WHITESPACE@[25; 26) "\n"
+      WHITESPACE@25..26 "\n"
-      R_CURLY@[26; 27) "}"
+      R_CURLY@26..27 "}"
diff --git a/crates/ra_syntax/test_data/parser/ok/0041_raw_keywords.rast b/crates/ra_syntax/test_data/parser/ok/0041_raw_keywords.rast
index 825518eda..db25bc2b8 100644
--- a/crates/ra_syntax/test_data/parser/ok/0041_raw_keywords.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0041_raw_keywords.rast
@@ -1,50 +1,50 @@
-SOURCE_FILE@[0; 59)
+SOURCE_FILE@0..59
-  FN_DEF@[0; 59)
+  FN_DEF@0..59
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 6)
+    NAME@3..6
-      IDENT@[3; 6) "foo"
+      IDENT@3..6 "foo"
-    PARAM_LIST@[6; 8)
+    PARAM_LIST@6..8
-      L_PAREN@[6; 7) "("
+      L_PAREN@6..7 "("
-      R_PAREN@[7; 8) ")"
+      R_PAREN@7..8 ")"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    BLOCK_EXPR@[9; 59)
+    BLOCK_EXPR@9..59
-      BLOCK@[9; 59)
+      BLOCK@9..59
-        L_CURLY@[9; 10) "{"
+        L_CURLY@9..10 "{"
-        WHITESPACE@[10; 11) " "
+        WHITESPACE@10..11 " "
-        LET_STMT@[11; 29)
+        LET_STMT@11..29
-          LET_KW@[11; 14) "let"
+          LET_KW@11..14 "let"
-          WHITESPACE@[14; 15) " "
+          WHITESPACE@14..15 " "
-          BIND_PAT@[15; 23)
+          BIND_PAT@15..23
-            NAME@[15; 23)
+            NAME@15..23
-              IDENT@[15; 23) "r#struct"
+              IDENT@15..23 "r#struct"
-          WHITESPACE@[23; 24) " "
+          WHITESPACE@23..24 " "
-          EQ@[24; 25) "="
+          EQ@24..25 "="
-          WHITESPACE@[25; 26) " "
+          WHITESPACE@25..26 " "
-          LITERAL@[26; 28)
+          LITERAL@26..28
-            INT_NUMBER@[26; 28) "92"
+            INT_NUMBER@26..28 "92"
-          SEMICOLON@[28; 29) ";"
+          SEMICOLON@28..29 ";"
-        WHITESPACE@[29; 30) " "
+        WHITESPACE@29..30 " "
-        LET_STMT@[30; 57)
+        LET_STMT@30..57
-          LET_KW@[30; 33) "let"
+          LET_KW@30..33 "let"
-          WHITESPACE@[33; 34) " "
+          WHITESPACE@33..34 " "
-          BIND_PAT@[34; 41)
+          BIND_PAT@34..41
-            NAME@[34; 41)
+            NAME@34..41
-              IDENT@[34; 41) "r#trait"
+              IDENT@34..41 "r#trait"
-          WHITESPACE@[41; 42) " "
+          WHITESPACE@41..42 " "
-          EQ@[42; 43) "="
+          EQ@42..43 "="
-          WHITESPACE@[43; 44) " "
+          WHITESPACE@43..44 " "
-          BIN_EXPR@[44; 56)
+          BIN_EXPR@44..56
-            PATH_EXPR@[44; 52)
+            PATH_EXPR@44..52
-              PATH@[44; 52)
+              PATH@44..52
-                PATH_SEGMENT@[44; 52)
+                PATH_SEGMENT@44..52
-                  NAME_REF@[44; 52)
+                  NAME_REF@44..52
-                    IDENT@[44; 52) "r#struct"
+                    IDENT@44..52 "r#struct"
-            WHITESPACE@[52; 53) " "
+            WHITESPACE@52..53 " "
-            STAR@[53; 54) "*"
+            STAR@53..54 "*"
-            WHITESPACE@[54; 55) " "
+            WHITESPACE@54..55 " "
-            LITERAL@[55; 56)
+            LITERAL@55..56
-              INT_NUMBER@[55; 56) "2"
+              INT_NUMBER@55..56 "2"
-          SEMICOLON@[56; 57) ";"
+          SEMICOLON@56..57 ";"
-        WHITESPACE@[57; 58) " "
+        WHITESPACE@57..58 " "
-        R_CURLY@[58; 59) "}"
+        R_CURLY@58..59 "}"
diff --git a/crates/ra_syntax/test_data/parser/ok/0042_ufcs_call_list.rast b/crates/ra_syntax/test_data/parser/ok/0042_ufcs_call_list.rast
index 420a62639..9704bea95 100644
--- a/crates/ra_syntax/test_data/parser/ok/0042_ufcs_call_list.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0042_ufcs_call_list.rast
@@ -1,126 +1,126 @@
-SOURCE_FILE@[0; 199)
+SOURCE_FILE@0..199
-  COMMENT@[0; 60) "// https://github.com ..."
+  COMMENT@0..60 "// https://github.com ..."
-  WHITESPACE@[60; 62) "\n\n"
+  WHITESPACE@60..62 "\n\n"
-  STRUCT_DEF@[62; 73)
+  STRUCT_DEF@62..73
-    STRUCT_KW@[62; 68) "struct"
+    STRUCT_KW@62..68 "struct"
-    WHITESPACE@[68; 69) " "
+    WHITESPACE@68..69 " "
-    NAME@[69; 72)
+    NAME@69..72
-      IDENT@[69; 72) "Foo"
+      IDENT@69..72 "Foo"
-    SEMICOLON@[72; 73) ";"
+    SEMICOLON@72..73 ";"
-  WHITESPACE@[73; 75) "\n\n"
+  WHITESPACE@73..75 "\n\n"
-  IMPL_DEF@[75; 141)
+  IMPL_DEF@75..141
-    IMPL_KW@[75; 79) "impl"
+    IMPL_KW@75..79 "impl"
-    WHITESPACE@[79; 80) " "
+    WHITESPACE@79..80 " "
-    PATH_TYPE@[80; 83)
+    PATH_TYPE@80..83
-      PATH@[80; 83)
+      PATH@80..83
-        PATH_SEGMENT@[80; 83)
+        PATH_SEGMENT@80..83
-          NAME_REF@[80; 83)
+          NAME_REF@80..83
-            IDENT@[80; 83) "Foo"
+            IDENT@80..83 "Foo"
-    WHITESPACE@[83; 84) " "
+    WHITESPACE@83..84 " "
-    ITEM_LIST@[84; 141)
+    ITEM_LIST@84..141
-      L_CURLY@[84; 85) "{"
+      L_CURLY@84..85 "{"
-      WHITESPACE@[85; 90) "\n    "
+      WHITESPACE@85..90 "\n    "
-      FN_DEF@[90; 139)
+      FN_DEF@90..139
-        FN_KW@[90; 92) "fn"
+        FN_KW@90..92 "fn"
-        WHITESPACE@[92; 93) " "
+        WHITESPACE@92..93 " "
-        NAME@[93; 96)
+        NAME@93..96
-          IDENT@[93; 96) "bar"
+          IDENT@93..96 "bar"
-        PARAM_LIST@[96; 98)
+        PARAM_LIST@96..98
-          L_PAREN@[96; 97) "("
+          L_PAREN@96..97 "("
-          R_PAREN@[97; 98) ")"
+          R_PAREN@97..98 ")"
-        WHITESPACE@[98; 99) " "
+        WHITESPACE@98..99 " "
-        RET_TYPE@[99; 106)
+        RET_TYPE@99..106
-          THIN_ARROW@[99; 101) "->"
+          THIN_ARROW@99..101 "->"
-          WHITESPACE@[101; 102) " "
+          WHITESPACE@101..102 " "
-          PATH_TYPE@[102; 106)
+          PATH_TYPE@102..106
-            PATH@[102; 106)
+            PATH@102..106
-              PATH_SEGMENT@[102; 106)
+              PATH_SEGMENT@102..106
-                NAME_REF@[102; 106)
+                NAME_REF@102..106
-                  IDENT@[102; 106) "bool"
+                  IDENT@102..106 "bool"
-        WHITESPACE@[106; 107) " "
+        WHITESPACE@106..107 " "
-        BLOCK_EXPR@[107; 139)
+        BLOCK_EXPR@107..139
-          BLOCK@[107; 139)
+          BLOCK@107..139
-            L_CURLY@[107; 108) "{"
+            L_CURLY@107..108 "{"
-            WHITESPACE@[108; 117) "\n        "
+            WHITESPACE@108..117 "\n        "
-            MACRO_CALL@[117; 133)
+            MACRO_CALL@117..133
-              PATH@[117; 130)
+              PATH@117..130
-                PATH_SEGMENT@[117; 130)
+                PATH_SEGMENT@117..130
-                  NAME_REF@[117; 130)
+                  NAME_REF@117..130
-                    IDENT@[117; 130) "unimplemented"
+                    IDENT@117..130 "unimplemented"
-              BANG@[130; 131) "!"
+              BANG@130..131 "!"
-              TOKEN_TREE@[131; 133)
+              TOKEN_TREE@131..133
-                L_PAREN@[131; 132) "("
+                L_PAREN@131..132 "("
-                R_PAREN@[132; 133) ")"
+                R_PAREN@132..133 ")"
-            WHITESPACE@[133; 138) "\n    "
+            WHITESPACE@133..138 "\n    "
-            R_CURLY@[138; 139) "}"
+            R_CURLY@138..139 "}"
-      WHITESPACE@[139; 140) "\n"
+      WHITESPACE@139..140 "\n"
-      R_CURLY@[140; 141) "}"
+      R_CURLY@140..141 "}"
-  WHITESPACE@[141; 143) "\n\n"
+  WHITESPACE@141..143 "\n\n"
-  FN_DEF@[143; 161)
+  FN_DEF@143..161
-    FN_KW@[143; 145) "fn"
+    FN_KW@143..145 "fn"
-    WHITESPACE@[145; 146) " "
+    WHITESPACE@145..146 " "
-    NAME@[146; 149)
+    NAME@146..149
-      IDENT@[146; 149) "baz"
+      IDENT@146..149 "baz"
-    PARAM_LIST@[149; 158)
+    PARAM_LIST@149..158
-      L_PAREN@[149; 150) "("
+      L_PAREN@149..150 "("
-      PARAM@[150; 157)
+      PARAM@150..157
-        PLACEHOLDER_PAT@[150; 151)
+        PLACEHOLDER_PAT@150..151
-          UNDERSCORE@[150; 151) "_"
+          UNDERSCORE@150..151 "_"
-        COLON@[151; 152) ":"
+        COLON@151..152 ":"
-        WHITESPACE@[152; 153) " "
+        WHITESPACE@152..153 " "
-        PATH_TYPE@[153; 157)
+        PATH_TYPE@153..157
-          PATH@[153; 157)
+          PATH@153..157
-            PATH_SEGMENT@[153; 157)
+            PATH_SEGMENT@153..157
-              NAME_REF@[153; 157)
+              NAME_REF@153..157
-                IDENT@[153; 157) "bool"
+                IDENT@153..157 "bool"
-      R_PAREN@[157; 158) ")"
+      R_PAREN@157..158 ")"
-    WHITESPACE@[158; 159) " "
+    WHITESPACE@158..159 " "
-    BLOCK_EXPR@[159; 161)
+    BLOCK_EXPR@159..161
-      BLOCK@[159; 161)
+      BLOCK@159..161
-        L_CURLY@[159; 160) "{"
+        L_CURLY@159..160 "{"
-        R_CURLY@[160; 161) "}"
+        R_CURLY@160..161 "}"
-  WHITESPACE@[161; 163) "\n\n"
+  WHITESPACE@161..163 "\n\n"
-  FN_DEF@[163; 198)
+  FN_DEF@163..198
-    FN_KW@[163; 165) "fn"
+    FN_KW@163..165 "fn"
-    WHITESPACE@[165; 166) " "
+    WHITESPACE@165..166 " "
-    NAME@[166; 170)
+    NAME@166..170
-      IDENT@[166; 170) "main"
+      IDENT@166..170 "main"
-    PARAM_LIST@[170; 172)
+    PARAM_LIST@170..172
-      L_PAREN@[170; 171) "("
+      L_PAREN@170..171 "("
-      R_PAREN@[171; 172) ")"
+      R_PAREN@171..172 ")"
-    WHITESPACE@[172; 173) " "
+    WHITESPACE@172..173 " "
-    BLOCK_EXPR@[173; 198)
+    BLOCK_EXPR@173..198
-      BLOCK@[173; 198)
+      BLOCK@173..198
-        L_CURLY@[173; 174) "{"
+        L_CURLY@173..174 "{"
-        WHITESPACE@[174; 179) "\n    "
+        WHITESPACE@174..179 "\n    "
-        CALL_EXPR@[179; 196)
+        CALL_EXPR@179..196
-          PATH_EXPR@[179; 182)
+          PATH_EXPR@179..182
-            PATH@[179; 182)
+            PATH@179..182
-              PATH_SEGMENT@[179; 182)
+              PATH_SEGMENT@179..182
-                NAME_REF@[179; 182)
+                NAME_REF@179..182
-                  IDENT@[179; 182) "baz"
+                  IDENT@179..182 "baz"
-          ARG_LIST@[182; 196)
+          ARG_LIST@182..196
-            L_PAREN@[182; 183) "("
+            L_PAREN@182..183 "("
-            CALL_EXPR@[183; 195)
+            CALL_EXPR@183..195
-              PATH_EXPR@[183; 193)
+              PATH_EXPR@183..193
-                PATH@[183; 193)
+                PATH@183..193
-                  PATH@[183; 188)
+                  PATH@183..188
-                    PATH_SEGMENT@[183; 188)
+                    PATH_SEGMENT@183..188
-                      L_ANGLE@[183; 184) "<"
+                      L_ANGLE@183..184 "<"
-                      PATH_TYPE@[184; 187)
+                      PATH_TYPE@184..187
-                        PATH@[184; 187)
+                        PATH@184..187
-                          PATH_SEGMENT@[184; 187)
+                          PATH_SEGMENT@184..187
-                            NAME_REF@[184; 187)
+                            NAME_REF@184..187
-                              IDENT@[184; 187) "Foo"
+                              IDENT@184..187 "Foo"
-                      R_ANGLE@[187; 188) ">"
+                      R_ANGLE@187..188 ">"
-                  COLON2@[188; 190) "::"
+                  COLON2@188..190 "::"
-                  PATH_SEGMENT@[190; 193)
+                  PATH_SEGMENT@190..193
-                    NAME_REF@[190; 193)
+                    NAME_REF@190..193
-                      IDENT@[190; 193) "bar"
+                      IDENT@190..193 "bar"
-              ARG_LIST@[193; 195)
+              ARG_LIST@193..195
-                L_PAREN@[193; 194) "("
+                L_PAREN@193..194 "("
-                R_PAREN@[194; 195) ")"
+                R_PAREN@194..195 ")"
-            R_PAREN@[195; 196) ")"
+            R_PAREN@195..196 ")"
-        WHITESPACE@[196; 197) "\n"
+        WHITESPACE@196..197 "\n"
-        R_CURLY@[197; 198) "}"
+        R_CURLY@197..198 "}"
-  WHITESPACE@[198; 199) "\n"
+  WHITESPACE@198..199 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0043_complex_assignment.rast b/crates/ra_syntax/test_data/parser/ok/0043_complex_assignment.rast
index 3bc0ddbde..6e5b25748 100644
--- a/crates/ra_syntax/test_data/parser/ok/0043_complex_assignment.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0043_complex_assignment.rast
@@ -1,110 +1,110 @@
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-                R_CURLY@[153; 154) "}"
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-  WHITESPACE@[159; 160) "\n"
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diff --git a/crates/ra_syntax/test_data/parser/ok/0044_let_attrs.rast b/crates/ra_syntax/test_data/parser/ok/0044_let_attrs.rast
index 4b2593147..f1eef3be0 100644
--- a/crates/ra_syntax/test_data/parser/ok/0044_let_attrs.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0044_let_attrs.rast
@@ -1,76 +1,76 @@
-SOURCE_FILE@[0; 166)
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-    COMMENT@[0; 60) "// https://github.com ..."
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+    WHITESPACE@60..61 "\n"
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-                    NAME_REF@[127; 132)
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-                      IDENT@[127; 132) "panic"
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-                        NAME_REF@[155; 159)
+                        NAME_REF@155..159
-                          IDENT@[155; 159) "main"
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-  WHITESPACE@[165; 166) "\n"
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diff --git a/crates/ra_syntax/test_data/parser/ok/0045_block_inner_attrs.rast b/crates/ra_syntax/test_data/parser/ok/0045_block_inner_attrs.rast
index 954b3bc2a..f79feec19 100644
--- a/crates/ra_syntax/test_data/parser/ok/0045_block_inner_attrs.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0045_block_inner_attrs.rast
@@ -1,181 +1,181 @@
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-                L_PAREN@[316; 317) "("
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+            R_CURLY@458..459 "}"
-        WHITESPACE@[459; 460) "\n"
+        WHITESPACE@459..460 "\n"
-        R_CURLY@[460; 461) "}"
+        R_CURLY@460..461 "}"
-  WHITESPACE@[461; 463) "\n\n"
+  WHITESPACE@461..463 "\n\n"
-  COMMENT@[463; 523) "// https://github.com ..."
+  COMMENT@463..523 "// https://github.com ..."
-  WHITESPACE@[523; 524) "\n"
+  WHITESPACE@523..524 "\n"
-  IMPL_DEF@[524; 685)
+  IMPL_DEF@524..685
-    IMPL_KW@[524; 528) "impl"
+    IMPL_KW@524..528 "impl"
-    WHITESPACE@[528; 529) " "
+    WHITESPACE@528..529 " "
-    PATH_TYPE@[529; 537)
+    PATH_TYPE@529..537
-      PATH@[529; 537)
+      PATH@529..537
-        PATH_SEGMENT@[529; 537)
+        PATH_SEGMENT@529..537
-          NAME_REF@[529; 537)
+          NAME_REF@529..537
-            IDENT@[529; 537) "Whatever"
+            IDENT@529..537 "Whatever"
-    WHITESPACE@[537; 538) " "
+    WHITESPACE@537..538 " "
-    ITEM_LIST@[538; 685)
+    ITEM_LIST@538..685
-      L_CURLY@[538; 539) "{"
+      L_CURLY@538..539 "{"
-      WHITESPACE@[539; 544) "\n    "
+      WHITESPACE@539..544 "\n    "
-      FN_DEF@[544; 683)
+      FN_DEF@544..683
-        FN_KW@[544; 546) "fn"
+        FN_KW@544..546 "fn"
-        WHITESPACE@[546; 547) " "
+        WHITESPACE@546..547 " "
-        NAME@[547; 558)
+        NAME@547..558
-          IDENT@[547; 558) "salsa_event"
+          IDENT@547..558 "salsa_event"
-        PARAM_LIST@[558; 601)
+        PARAM_LIST@558..601
-          L_PAREN@[558; 559) "("
+          L_PAREN@558..559 "("
-          SELF_PARAM@[559; 564)
+          SELF_PARAM@559..564
-            AMP@[559; 560) "&"
+            AMP@559..560 "&"
-            SELF_KW@[560; 564) "self"
+            SELF_KW@560..564 "self"
-          COMMA@[564; 565) ","
+          COMMA@564..565 ","
-          WHITESPACE@[565; 566) " "
+          WHITESPACE@565..566 " "
-          PARAM@[566; 600)
+          PARAM@566..600
-            BIND_PAT@[566; 574)
+            BIND_PAT@566..574
-              NAME@[566; 574)
+              NAME@566..574
-                IDENT@[566; 574) "event_fn"
+                IDENT@566..574 "event_fn"
-            COLON@[574; 575) ":"
+            COLON@574..575 ":"
-            WHITESPACE@[575; 576) " "
+            WHITESPACE@575..576 " "
-            IMPL_TRAIT_TYPE@[576; 600)
+            IMPL_TRAIT_TYPE@576..600
-              IMPL_KW@[576; 580) "impl"
+              IMPL_KW@576..580 "impl"
-              WHITESPACE@[580; 581) " "
+              WHITESPACE@580..581 " "
-              TYPE_BOUND_LIST@[581; 600)
+              TYPE_BOUND_LIST@581..600
-                TYPE_BOUND@[581; 600)
+                TYPE_BOUND@581..600
-                  PATH_TYPE@[581; 600)
+                  PATH_TYPE@581..600
-                    PATH@[581; 600)
+                    PATH@581..600
-                      PATH_SEGMENT@[581; 600)
+                      PATH_SEGMENT@581..600
-                        NAME_REF@[581; 583)
+                        NAME_REF@581..583
-                          IDENT@[581; 583) "Fn"
+                          IDENT@581..583 "Fn"
-                        PARAM_LIST@[583; 585)
+                        PARAM_LIST@583..585
-                          L_PAREN@[583; 584) "("
+                          L_PAREN@583..584 "("
-                          R_PAREN@[584; 585) ")"
+                          R_PAREN@584..585 ")"
-                        WHITESPACE@[585; 586) " "
+                        WHITESPACE@585..586 " "
-                        RET_TYPE@[586; 600)
+                        RET_TYPE@586..600
-                          THIN_ARROW@[586; 588) "->"
+                          THIN_ARROW@586..588 "->"
-                          WHITESPACE@[588; 589) " "
+                          WHITESPACE@588..589 " "
-                          PATH_TYPE@[589; 600)
+                          PATH_TYPE@589..600
-                            PATH@[589; 600)
+                            PATH@589..600
-                              PATH_SEGMENT@[589; 600)
+                              PATH_SEGMENT@589..600
-                                NAME_REF@[589; 594)
+                                NAME_REF@589..594
-                                  IDENT@[589; 594) "Event"
+                                  IDENT@589..594 "Event"
-                                TYPE_ARG_LIST@[594; 600)
+                                TYPE_ARG_LIST@594..600
-                                  L_ANGLE@[594; 595) "<"
+                                  L_ANGLE@594..595 "<"
-                                  TYPE_ARG@[595; 599)
+                                  TYPE_ARG@595..599
-                                    PATH_TYPE@[595; 599)
+                                    PATH_TYPE@595..599
-                                      PATH@[595; 599)
+                                      PATH@595..599
-                                        PATH_SEGMENT@[595; 599)
+                                        PATH_SEGMENT@595..599
-                                          NAME_REF@[595; 599)
+                                          NAME_REF@595..599
-                                            IDENT@[595; 599) "Self"
+                                            IDENT@595..599 "Self"
-                                  R_ANGLE@[599; 600) ">"
+                                  R_ANGLE@599..600 ">"
-          R_PAREN@[600; 601) ")"
+          R_PAREN@600..601 ")"
-        WHITESPACE@[601; 602) " "
+        WHITESPACE@601..602 " "
-        BLOCK_EXPR@[602; 683)
+        BLOCK_EXPR@602..683
-          BLOCK@[602; 683)
+          BLOCK@602..683
-            L_CURLY@[602; 603) "{"
+            L_CURLY@602..603 "{"
-            WHITESPACE@[603; 612) "\n        "
+            WHITESPACE@603..612 "\n        "
-            ATTR@[612; 639)
+            ATTR@612..639
-              POUND@[612; 613) "#"
+              POUND@612..613 "#"
-              BANG@[613; 614) "!"
+              BANG@613..614 "!"
-              L_BRACK@[614; 615) "["
+              L_BRACK@614..615 "["
-              PATH@[615; 620)
+              PATH@615..620
-                PATH_SEGMENT@[615; 620)
+                PATH_SEGMENT@615..620
-                  NAME_REF@[615; 620)
+                  NAME_REF@615..620
-                    IDENT@[615; 620) "allow"
+                    IDENT@615..620 "allow"
-              TOKEN_TREE@[620; 638)
+              TOKEN_TREE@620..638
-                L_PAREN@[620; 621) "("
+                L_PAREN@620..621 "("
-                IDENT@[621; 637) "unused_variables"
+                IDENT@621..637 "unused_variables"
-                R_PAREN@[637; 638) ")"
+                R_PAREN@637..638 ")"
-              R_BRACK@[638; 639) "]"
+              R_BRACK@638..639 "]"
-            WHITESPACE@[639; 640) " "
+            WHITESPACE@639..640 " "
-            COMMENT@[640; 677) "// this is  `inner_at ..."
+            COMMENT@640..677 "// this is  `inner_at ..."
-            WHITESPACE@[677; 682) "\n    "
+            WHITESPACE@677..682 "\n    "
-            R_CURLY@[682; 683) "}"
+            R_CURLY@682..683 "}"
-      WHITESPACE@[683; 684) "\n"
+      WHITESPACE@683..684 "\n"
-      R_CURLY@[684; 685) "}"
+      R_CURLY@684..685 "}"
-  WHITESPACE@[685; 686) "\n"
+  WHITESPACE@685..686 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0046_extern_inner_attributes.rast b/crates/ra_syntax/test_data/parser/ok/0046_extern_inner_attributes.rast
index 92c8df2d6..37594769a 100644
--- a/crates/ra_syntax/test_data/parser/ok/0046_extern_inner_attributes.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0046_extern_inner_attributes.rast
@@ -1,28 +1,28 @@
-SOURCE_FILE@[0; 87)
+SOURCE_FILE@0..87
-  EXTERN_BLOCK@[0; 86)
+  EXTERN_BLOCK@0..86
-    ABI@[0; 10)
+    ABI@0..10
-      EXTERN_KW@[0; 6) "extern"
+      EXTERN_KW@0..6 "extern"
-      WHITESPACE@[6; 7) " "
+      WHITESPACE@6..7 " "
-      STRING@[7; 10) "\"C\""
+      STRING@7..10 "\"C\""
-    WHITESPACE@[10; 11) " "
+    WHITESPACE@10..11 " "
-    EXTERN_ITEM_LIST@[11; 86)
+    EXTERN_ITEM_LIST@11..86
-      L_CURLY@[11; 12) "{"
+      L_CURLY@11..12 "{"
-      WHITESPACE@[12; 17) "\n    "
+      WHITESPACE@12..17 "\n    "
-      COMMENT@[17; 42) "//! This is a doc com ..."
+      COMMENT@17..42 "//! This is a doc com ..."
-      WHITESPACE@[42; 47) "\n    "
+      WHITESPACE@42..47 "\n    "
-      ATTR@[47; 84)
+      ATTR@47..84
-        POUND@[47; 48) "#"
+        POUND@47..48 "#"
-        BANG@[48; 49) "!"
+        BANG@48..49 "!"
-        L_BRACK@[49; 50) "["
+        L_BRACK@49..50 "["
-        PATH@[50; 53)
+        PATH@50..53
-          PATH_SEGMENT@[50; 53)
+          PATH_SEGMENT@50..53
-            NAME_REF@[50; 53)
+            NAME_REF@50..53
-              IDENT@[50; 53) "doc"
+              IDENT@50..53 "doc"
-        TOKEN_TREE@[53; 83)
+        TOKEN_TREE@53..83
-          L_PAREN@[53; 54) "("
+          L_PAREN@53..54 "("
-          STRING@[54; 82) "\"This is also a doc c ..."
+          STRING@54..82 "\"This is also a doc c ..."
-          R_PAREN@[82; 83) ")"
+          R_PAREN@82..83 ")"
-        R_BRACK@[83; 84) "]"
+        R_BRACK@83..84 "]"
-      WHITESPACE@[84; 85) "\n"
+      WHITESPACE@84..85 "\n"
-      R_CURLY@[85; 86) "}"
+      R_CURLY@85..86 "}"
-  WHITESPACE@[86; 87) "\n"
+  WHITESPACE@86..87 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0047_minus_in_inner_pattern.rast b/crates/ra_syntax/test_data/parser/ok/0047_minus_in_inner_pattern.rast
index de703328a..1cf12d670 100644
--- a/crates/ra_syntax/test_data/parser/ok/0047_minus_in_inner_pattern.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0047_minus_in_inner_pattern.rast
@@ -1,323 +1,323 @@
-SOURCE_FILE@[0; 395)
+SOURCE_FILE@0..395
-  COMMENT@[0; 60) "// https://github.com ..."
+  COMMENT@0..60 "// https://github.com ..."
-  WHITESPACE@[60; 62) "\n\n"
+  WHITESPACE@60..62 "\n\n"
-  FN_DEF@[62; 341)
+  FN_DEF@62..341
-    FN_KW@[62; 64) "fn"
+    FN_KW@62..64 "fn"
-    WHITESPACE@[64; 65) " "
+    WHITESPACE@64..65 " "
-    NAME@[65; 69)
+    NAME@65..69
-      IDENT@[65; 69) "main"
+      IDENT@65..69 "main"
-    PARAM_LIST@[69; 71)
+    PARAM_LIST@69..71
-      L_PAREN@[69; 70) "("
+      L_PAREN@69..70 "("
-      R_PAREN@[70; 71) ")"
+      R_PAREN@70..71 ")"
-    WHITESPACE@[71; 72) " "
+    WHITESPACE@71..72 " "
-    BLOCK_EXPR@[72; 341)
+    BLOCK_EXPR@72..341
-      BLOCK@[72; 341)
+      BLOCK@72..341
-        L_CURLY@[72; 73) "{"
+        L_CURLY@72..73 "{"
-        WHITESPACE@[73; 78) "\n    "
+        WHITESPACE@73..78 "\n    "
-        EXPR_STMT@[78; 141)
+        EXPR_STMT@78..141
-          MATCH_EXPR@[78; 141)
+          MATCH_EXPR@78..141
-            MATCH_KW@[78; 83) "match"
+            MATCH_KW@78..83 "match"
-            WHITESPACE@[83; 84) " "
+            WHITESPACE@83..84 " "
-            CALL_EXPR@[84; 92)
+            CALL_EXPR@84..92
-              PATH_EXPR@[84; 88)
+              PATH_EXPR@84..88
-                PATH@[84; 88)
+                PATH@84..88
-                  PATH_SEGMENT@[84; 88)
+                  PATH_SEGMENT@84..88
-                    NAME_REF@[84; 88)
+                    NAME_REF@84..88
-                      IDENT@[84; 88) "Some"
+                      IDENT@84..88 "Some"
-              ARG_LIST@[88; 92)
+              ARG_LIST@88..92
-                L_PAREN@[88; 89) "("
+                L_PAREN@88..89 "("
-                PREFIX_EXPR@[89; 91)
+                PREFIX_EXPR@89..91
-                  MINUS@[89; 90) "-"
+                  MINUS@89..90 "-"
-                  LITERAL@[90; 91)
+                  LITERAL@90..91
-                    INT_NUMBER@[90; 91) "1"
+                    INT_NUMBER@90..91 "1"
-                R_PAREN@[91; 92) ")"
+                R_PAREN@91..92 ")"
-            WHITESPACE@[92; 93) " "
+            WHITESPACE@92..93 " "
-            MATCH_ARM_LIST@[93; 141)
+            MATCH_ARM_LIST@93..141
-              L_CURLY@[93; 94) "{"
+              L_CURLY@93..94 "{"
-              WHITESPACE@[94; 103) "\n        "
+              WHITESPACE@94..103 "\n        "
-              MATCH_ARM@[103; 117)
+              MATCH_ARM@103..117
-                TUPLE_STRUCT_PAT@[103; 111)
+                TUPLE_STRUCT_PAT@103..111
-                  PATH@[103; 107)
+                  PATH@103..107
-                    PATH_SEGMENT@[103; 107)
+                    PATH_SEGMENT@103..107
-                      NAME_REF@[103; 107)
+                      NAME_REF@103..107
-                        IDENT@[103; 107) "Some"
+                        IDENT@103..107 "Some"
-                  L_PAREN@[107; 108) "("
+                  L_PAREN@107..108 "("
-                  LITERAL_PAT@[108; 110)
+                  LITERAL_PAT@108..110
-                    MINUS@[108; 109) "-"
+                    MINUS@108..109 "-"
-                    LITERAL@[109; 110)
+                    LITERAL@109..110
-                      INT_NUMBER@[109; 110) "1"
+                      INT_NUMBER@109..110 "1"
-                  R_PAREN@[110; 111) ")"
+                  R_PAREN@110..111 ")"
-                WHITESPACE@[111; 112) " "
+                WHITESPACE@111..112 " "
-                FAT_ARROW@[112; 114) "=>"
+                FAT_ARROW@112..114 "=>"
-                WHITESPACE@[114; 115) " "
+                WHITESPACE@114..115 " "
-                TUPLE_EXPR@[115; 117)
+                TUPLE_EXPR@115..117
-                  L_PAREN@[115; 116) "("
+                  L_PAREN@115..116 "("
-                  R_PAREN@[116; 117) ")"
+                  R_PAREN@116..117 ")"
-              COMMA@[117; 118) ","
+              COMMA@117..118 ","
-              WHITESPACE@[118; 127) "\n        "
+              WHITESPACE@118..127 "\n        "
-              MATCH_ARM@[127; 134)
+              MATCH_ARM@127..134
-                PLACEHOLDER_PAT@[127; 128)
+                PLACEHOLDER_PAT@127..128
-                  UNDERSCORE@[127; 128) "_"
+                  UNDERSCORE@127..128 "_"
-                WHITESPACE@[128; 129) " "
+                WHITESPACE@128..129 " "
-                FAT_ARROW@[129; 131) "=>"
+                FAT_ARROW@129..131 "=>"
-                WHITESPACE@[131; 132) " "
+                WHITESPACE@131..132 " "
-                TUPLE_EXPR@[132; 134)
+                TUPLE_EXPR@132..134
-                  L_PAREN@[132; 133) "("
+                  L_PAREN@132..133 "("
-                  R_PAREN@[133; 134) ")"
+                  R_PAREN@133..134 ")"
-              COMMA@[134; 135) ","
+              COMMA@134..135 ","
-              WHITESPACE@[135; 140) "\n    "
+              WHITESPACE@135..140 "\n    "
-              R_CURLY@[140; 141) "}"
+              R_CURLY@140..141 "}"
-        WHITESPACE@[141; 147) "\n\n    "
+        WHITESPACE@141..147 "\n\n    "
-        EXPR_STMT@[147; 222)
+        EXPR_STMT@147..222
-          MATCH_EXPR@[147; 222)
+          MATCH_EXPR@147..222
-            MATCH_KW@[147; 152) "match"
+            MATCH_KW@147..152 "match"
-            WHITESPACE@[152; 153) " "
+            WHITESPACE@152..153 " "
-            CALL_EXPR@[153; 167)
+            CALL_EXPR@153..167
-              PATH_EXPR@[153; 157)
+              PATH_EXPR@153..157
-                PATH@[153; 157)
+                PATH@153..157
-                  PATH_SEGMENT@[153; 157)
+                  PATH_SEGMENT@153..157
-                    NAME_REF@[153; 157)
+                    NAME_REF@153..157
-                      IDENT@[153; 157) "Some"
+                      IDENT@153..157 "Some"
-              ARG_LIST@[157; 167)
+              ARG_LIST@157..167
-                L_PAREN@[157; 158) "("
+                L_PAREN@157..158 "("
-                TUPLE_EXPR@[158; 166)
+                TUPLE_EXPR@158..166
-                  L_PAREN@[158; 159) "("
+                  L_PAREN@158..159 "("
-                  PREFIX_EXPR@[159; 161)
+                  PREFIX_EXPR@159..161
-                    MINUS@[159; 160) "-"
+                    MINUS@159..160 "-"
-                    LITERAL@[160; 161)
+                    LITERAL@160..161
-                      INT_NUMBER@[160; 161) "1"
+                      INT_NUMBER@160..161 "1"
-                  COMMA@[161; 162) ","
+                  COMMA@161..162 ","
-                  WHITESPACE@[162; 163) " "
+                  WHITESPACE@162..163 " "
-                  PREFIX_EXPR@[163; 165)
+                  PREFIX_EXPR@163..165
-                    MINUS@[163; 164) "-"
+                    MINUS@163..164 "-"
-                    LITERAL@[164; 165)
+                    LITERAL@164..165
-                      INT_NUMBER@[164; 165) "1"
+                      INT_NUMBER@164..165 "1"
-                  R_PAREN@[165; 166) ")"
+                  R_PAREN@165..166 ")"
-                R_PAREN@[166; 167) ")"
+                R_PAREN@166..167 ")"
-            WHITESPACE@[167; 168) " "
+            WHITESPACE@167..168 " "
-            MATCH_ARM_LIST@[168; 222)
+            MATCH_ARM_LIST@168..222
-              L_CURLY@[168; 169) "{"
+              L_CURLY@168..169 "{"
-              WHITESPACE@[169; 178) "\n        "
+              WHITESPACE@169..178 "\n        "
-              MATCH_ARM@[178; 198)
+              MATCH_ARM@178..198
-                TUPLE_STRUCT_PAT@[178; 192)
+                TUPLE_STRUCT_PAT@178..192
-                  PATH@[178; 182)
+                  PATH@178..182
-                    PATH_SEGMENT@[178; 182)
+                    PATH_SEGMENT@178..182
-                      NAME_REF@[178; 182)
+                      NAME_REF@178..182
-                        IDENT@[178; 182) "Some"
+                        IDENT@178..182 "Some"
-                  L_PAREN@[182; 183) "("
+                  L_PAREN@182..183 "("
-                  TUPLE_PAT@[183; 191)
+                  TUPLE_PAT@183..191
-                    L_PAREN@[183; 184) "("
+                    L_PAREN@183..184 "("
-                    LITERAL_PAT@[184; 186)
+                    LITERAL_PAT@184..186
-                      MINUS@[184; 185) "-"
+                      MINUS@184..185 "-"
-                      LITERAL@[185; 186)
+                      LITERAL@185..186
-                        INT_NUMBER@[185; 186) "1"
+                        INT_NUMBER@185..186 "1"
-                    COMMA@[186; 187) ","
+                    COMMA@186..187 ","
-                    WHITESPACE@[187; 188) " "
+                    WHITESPACE@187..188 " "
-                    LITERAL_PAT@[188; 190)
+                    LITERAL_PAT@188..190
-                      MINUS@[188; 189) "-"
+                      MINUS@188..189 "-"
-                      LITERAL@[189; 190)
+                      LITERAL@189..190
-                        INT_NUMBER@[189; 190) "1"
+                        INT_NUMBER@189..190 "1"
-                    R_PAREN@[190; 191) ")"
+                    R_PAREN@190..191 ")"
-                  R_PAREN@[191; 192) ")"
+                  R_PAREN@191..192 ")"
-                WHITESPACE@[192; 193) " "
+                WHITESPACE@192..193 " "
-                FAT_ARROW@[193; 195) "=>"
+                FAT_ARROW@193..195 "=>"
-                WHITESPACE@[195; 196) " "
+                WHITESPACE@195..196 " "
-                TUPLE_EXPR@[196; 198)
+                TUPLE_EXPR@196..198
-                  L_PAREN@[196; 197) "("
+                  L_PAREN@196..197 "("
-                  R_PAREN@[197; 198) ")"
+                  R_PAREN@197..198 ")"
-              COMMA@[198; 199) ","
+              COMMA@198..199 ","
-              WHITESPACE@[199; 208) "\n        "
+              WHITESPACE@199..208 "\n        "
-              MATCH_ARM@[208; 215)
+              MATCH_ARM@208..215
-                PLACEHOLDER_PAT@[208; 209)
+                PLACEHOLDER_PAT@208..209
-                  UNDERSCORE@[208; 209) "_"
+                  UNDERSCORE@208..209 "_"
-                WHITESPACE@[209; 210) " "
+                WHITESPACE@209..210 " "
-                FAT_ARROW@[210; 212) "=>"
+                FAT_ARROW@210..212 "=>"
-                WHITESPACE@[212; 213) " "
+                WHITESPACE@212..213 " "
-                TUPLE_EXPR@[213; 215)
+                TUPLE_EXPR@213..215
-                  L_PAREN@[213; 214) "("
+                  L_PAREN@213..214 "("
-                  R_PAREN@[214; 215) ")"
+                  R_PAREN@214..215 ")"
-              COMMA@[215; 216) ","
+              COMMA@215..216 ","
-              WHITESPACE@[216; 221) "\n    "
+              WHITESPACE@216..221 "\n    "
-              R_CURLY@[221; 222) "}"
+              R_CURLY@221..222 "}"
-        WHITESPACE@[222; 228) "\n\n    "
+        WHITESPACE@222..228 "\n\n    "
-        EXPR_STMT@[228; 299)
+        EXPR_STMT@228..299
-          MATCH_EXPR@[228; 299)
+          MATCH_EXPR@228..299
-            MATCH_KW@[228; 233) "match"
+            MATCH_KW@228..233 "match"
-            WHITESPACE@[233; 234) " "
+            WHITESPACE@233..234 " "
-            CALL_EXPR@[234; 246)
+            CALL_EXPR@234..246
-              PATH_EXPR@[234; 238)
+              PATH_EXPR@234..238
-                PATH@[234; 238)
+                PATH@234..238
-                  PATH@[234; 235)
+                  PATH@234..235
-                    PATH_SEGMENT@[234; 235)
+                    PATH_SEGMENT@234..235
-                      NAME_REF@[234; 235)
+                      NAME_REF@234..235
-                        IDENT@[234; 235) "A"
+                        IDENT@234..235 "A"
-                  COLON2@[235; 237) "::"
+                  COLON2@235..237 "::"
-                  PATH_SEGMENT@[237; 238)
+                  PATH_SEGMENT@237..238
-                    NAME_REF@[237; 238)
+                    NAME_REF@237..238
-                      IDENT@[237; 238) "B"
+                      IDENT@237..238 "B"
-              ARG_LIST@[238; 246)
+              ARG_LIST@238..246
-                L_PAREN@[238; 239) "("
+                L_PAREN@238..239 "("
-                PREFIX_EXPR@[239; 241)
+                PREFIX_EXPR@239..241
-                  MINUS@[239; 240) "-"
+                  MINUS@239..240 "-"
-                  LITERAL@[240; 241)
+                  LITERAL@240..241
-                    INT_NUMBER@[240; 241) "1"
+                    INT_NUMBER@240..241 "1"
-                COMMA@[241; 242) ","
+                COMMA@241..242 ","
-                WHITESPACE@[242; 243) " "
+                WHITESPACE@242..243 " "
-                PREFIX_EXPR@[243; 245)
+                PREFIX_EXPR@243..245
-                  MINUS@[243; 244) "-"
+                  MINUS@243..244 "-"
-                  LITERAL@[244; 245)
+                  LITERAL@244..245
-                    INT_NUMBER@[244; 245) "1"
+                    INT_NUMBER@244..245 "1"
-                R_PAREN@[245; 246) ")"
+                R_PAREN@245..246 ")"
-            WHITESPACE@[246; 247) " "
+            WHITESPACE@246..247 " "
-            MATCH_ARM_LIST@[247; 299)
+            MATCH_ARM_LIST@247..299
-              L_CURLY@[247; 248) "{"
+              L_CURLY@247..248 "{"
-              WHITESPACE@[248; 257) "\n        "
+              WHITESPACE@248..257 "\n        "
-              MATCH_ARM@[257; 275)
+              MATCH_ARM@257..275
-                TUPLE_STRUCT_PAT@[257; 269)
+                TUPLE_STRUCT_PAT@257..269
-                  PATH@[257; 261)
+                  PATH@257..261
-                    PATH@[257; 258)
+                    PATH@257..258
-                      PATH_SEGMENT@[257; 258)
+                      PATH_SEGMENT@257..258
-                        NAME_REF@[257; 258)
+                        NAME_REF@257..258
-                          IDENT@[257; 258) "A"
+                          IDENT@257..258 "A"
-                    COLON2@[258; 260) "::"
+                    COLON2@258..260 "::"
-                    PATH_SEGMENT@[260; 261)
+                    PATH_SEGMENT@260..261
-                      NAME_REF@[260; 261)
+                      NAME_REF@260..261
-                        IDENT@[260; 261) "B"
+                        IDENT@260..261 "B"
-                  L_PAREN@[261; 262) "("
+                  L_PAREN@261..262 "("
-                  LITERAL_PAT@[262; 264)
+                  LITERAL_PAT@262..264
-                    MINUS@[262; 263) "-"
+                    MINUS@262..263 "-"
-                    LITERAL@[263; 264)
+                    LITERAL@263..264
-                      INT_NUMBER@[263; 264) "1"
+                      INT_NUMBER@263..264 "1"
-                  COMMA@[264; 265) ","
+                  COMMA@264..265 ","
-                  WHITESPACE@[265; 266) " "
+                  WHITESPACE@265..266 " "
-                  LITERAL_PAT@[266; 268)
+                  LITERAL_PAT@266..268
-                    MINUS@[266; 267) "-"
+                    MINUS@266..267 "-"
-                    LITERAL@[267; 268)
+                    LITERAL@267..268
-                      INT_NUMBER@[267; 268) "1"
+                      INT_NUMBER@267..268 "1"
-                  R_PAREN@[268; 269) ")"
+                  R_PAREN@268..269 ")"
-                WHITESPACE@[269; 270) " "
+                WHITESPACE@269..270 " "
-                FAT_ARROW@[270; 272) "=>"
+                FAT_ARROW@270..272 "=>"
-                WHITESPACE@[272; 273) " "
+                WHITESPACE@272..273 " "
-                TUPLE_EXPR@[273; 275)
+                TUPLE_EXPR@273..275
-                  L_PAREN@[273; 274) "("
+                  L_PAREN@273..274 "("
-                  R_PAREN@[274; 275) ")"
+                  R_PAREN@274..275 ")"
-              COMMA@[275; 276) ","
+              COMMA@275..276 ","
-              WHITESPACE@[276; 285) "\n        "
+              WHITESPACE@276..285 "\n        "
-              MATCH_ARM@[285; 292)
+              MATCH_ARM@285..292
-                PLACEHOLDER_PAT@[285; 286)
+                PLACEHOLDER_PAT@285..286
-                  UNDERSCORE@[285; 286) "_"
+                  UNDERSCORE@285..286 "_"
-                WHITESPACE@[286; 287) " "
+                WHITESPACE@286..287 " "
-                FAT_ARROW@[287; 289) "=>"
+                FAT_ARROW@287..289 "=>"
-                WHITESPACE@[289; 290) " "
+                WHITESPACE@289..290 " "
-                TUPLE_EXPR@[290; 292)
+                TUPLE_EXPR@290..292
-                  L_PAREN@[290; 291) "("
+                  L_PAREN@290..291 "("
-                  R_PAREN@[291; 292) ")"
+                  R_PAREN@291..292 ")"
-              COMMA@[292; 293) ","
+              COMMA@292..293 ","
-              WHITESPACE@[293; 298) "\n    "
+              WHITESPACE@293..298 "\n    "
-              R_CURLY@[298; 299) "}"
+              R_CURLY@298..299 "}"
-        WHITESPACE@[299; 305) "\n\n    "
+        WHITESPACE@299..305 "\n\n    "
-        IF_EXPR@[305; 339)
+        IF_EXPR@305..339
-          IF_KW@[305; 307) "if"
+          IF_KW@305..307 "if"
-          WHITESPACE@[307; 308) " "
+          WHITESPACE@307..308 " "
-          CONDITION@[308; 331)
+          CONDITION@308..331
-            LET_KW@[308; 311) "let"
+            LET_KW@308..311 "let"
-            WHITESPACE@[311; 312) " "
+            WHITESPACE@311..312 " "
-            TUPLE_STRUCT_PAT@[312; 320)
+            TUPLE_STRUCT_PAT@312..320
-              PATH@[312; 316)
+              PATH@312..316
-                PATH_SEGMENT@[312; 316)
+                PATH_SEGMENT@312..316
-                  NAME_REF@[312; 316)
+                  NAME_REF@312..316
-                    IDENT@[312; 316) "Some"
+                    IDENT@312..316 "Some"
-              L_PAREN@[316; 317) "("
+              L_PAREN@316..317 "("
-              LITERAL_PAT@[317; 319)
+              LITERAL_PAT@317..319
-                MINUS@[317; 318) "-"
+                MINUS@317..318 "-"
-                LITERAL@[318; 319)
+                LITERAL@318..319
-                  INT_NUMBER@[318; 319) "1"
+                  INT_NUMBER@318..319 "1"
-              R_PAREN@[319; 320) ")"
+              R_PAREN@319..320 ")"
-            WHITESPACE@[320; 321) " "
+            WHITESPACE@320..321 " "
-            EQ@[321; 322) "="
+            EQ@321..322 "="
-            WHITESPACE@[322; 323) " "
+            WHITESPACE@322..323 " "
-            CALL_EXPR@[323; 331)
+            CALL_EXPR@323..331
-              PATH_EXPR@[323; 327)
+              PATH_EXPR@323..327
-                PATH@[323; 327)
+                PATH@323..327
-                  PATH_SEGMENT@[323; 327)
+                  PATH_SEGMENT@323..327
-                    NAME_REF@[323; 327)
+                    NAME_REF@323..327
-                      IDENT@[323; 327) "Some"
+                      IDENT@323..327 "Some"
-              ARG_LIST@[327; 331)
+              ARG_LIST@327..331
-                L_PAREN@[327; 328) "("
+                L_PAREN@327..328 "("
-                PREFIX_EXPR@[328; 330)
+                PREFIX_EXPR@328..330
-                  MINUS@[328; 329) "-"
+                  MINUS@328..329 "-"
-                  LITERAL@[329; 330)
+                  LITERAL@329..330
-                    INT_NUMBER@[329; 330) "1"
+                    INT_NUMBER@329..330 "1"
-                R_PAREN@[330; 331) ")"
+                R_PAREN@330..331 ")"
-          WHITESPACE@[331; 332) " "
+          WHITESPACE@331..332 " "
-          BLOCK_EXPR@[332; 339)
+          BLOCK_EXPR@332..339
-            BLOCK@[332; 339)
+            BLOCK@332..339
-              L_CURLY@[332; 333) "{"
+              L_CURLY@332..333 "{"
-              WHITESPACE@[333; 338) "\n    "
+              WHITESPACE@333..338 "\n    "
-              R_CURLY@[338; 339) "}"
+              R_CURLY@338..339 "}"
-        WHITESPACE@[339; 340) "\n"
+        WHITESPACE@339..340 "\n"
-        R_CURLY@[340; 341) "}"
+        R_CURLY@340..341 "}"
-  WHITESPACE@[341; 343) "\n\n"
+  WHITESPACE@341..343 "\n\n"
-  ENUM_DEF@[343; 367)
+  ENUM_DEF@343..367
-    ENUM_KW@[343; 347) "enum"
+    ENUM_KW@343..347 "enum"
-    WHITESPACE@[347; 348) " "
+    WHITESPACE@347..348 " "
-    NAME@[348; 349)
+    NAME@348..349
-      IDENT@[348; 349) "A"
+      IDENT@348..349 "A"
-    WHITESPACE@[349; 350) " "
+    WHITESPACE@349..350 " "
-    ENUM_VARIANT_LIST@[350; 367)
+    ENUM_VARIANT_LIST@350..367
-      L_CURLY@[350; 351) "{"
+      L_CURLY@350..351 "{"
-      WHITESPACE@[351; 356) "\n    "
+      WHITESPACE@351..356 "\n    "
-      ENUM_VARIANT@[356; 365)
+      ENUM_VARIANT@356..365
-        NAME@[356; 357)
+        NAME@356..357
-          IDENT@[356; 357) "B"
+          IDENT@356..357 "B"
-        TUPLE_FIELD_DEF_LIST@[357; 365)
+        TUPLE_FIELD_DEF_LIST@357..365
-          L_PAREN@[357; 358) "("
+          L_PAREN@357..358 "("
-          TUPLE_FIELD_DEF@[358; 360)
+          TUPLE_FIELD_DEF@358..360
-            PATH_TYPE@[358; 360)
+            PATH_TYPE@358..360
-              PATH@[358; 360)
+              PATH@358..360
-                PATH_SEGMENT@[358; 360)
+                PATH_SEGMENT@358..360
-                  NAME_REF@[358; 360)
+                  NAME_REF@358..360
-                    IDENT@[358; 360) "i8"
+                    IDENT@358..360 "i8"
-          COMMA@[360; 361) ","
+          COMMA@360..361 ","
-          WHITESPACE@[361; 362) " "
+          WHITESPACE@361..362 " "
-          TUPLE_FIELD_DEF@[362; 364)
+          TUPLE_FIELD_DEF@362..364
-            PATH_TYPE@[362; 364)
+            PATH_TYPE@362..364
-              PATH@[362; 364)
+              PATH@362..364
-                PATH_SEGMENT@[362; 364)
+                PATH_SEGMENT@362..364
-                  NAME_REF@[362; 364)
+                  NAME_REF@362..364
-                    IDENT@[362; 364) "i8"
+                    IDENT@362..364 "i8"
-          R_PAREN@[364; 365) ")"
+          R_PAREN@364..365 ")"
-      WHITESPACE@[365; 366) "\n"
+      WHITESPACE@365..366 "\n"
-      R_CURLY@[366; 367) "}"
+      R_CURLY@366..367 "}"
-  WHITESPACE@[367; 369) "\n\n"
+  WHITESPACE@367..369 "\n\n"
-  FN_DEF@[369; 394)
+  FN_DEF@369..394
-    FN_KW@[369; 371) "fn"
+    FN_KW@369..371 "fn"
-    WHITESPACE@[371; 372) " "
+    WHITESPACE@371..372 " "
-    NAME@[372; 375)
+    NAME@372..375
-      IDENT@[372; 375) "foo"
+      IDENT@372..375 "foo"
-    PARAM_LIST@[375; 391)
+    PARAM_LIST@375..391
-      L_PAREN@[375; 376) "("
+      L_PAREN@375..376 "("
-      PARAM@[376; 390)
+      PARAM@376..390
-        RANGE_PAT@[376; 386)
+        RANGE_PAT@376..386
-          LITERAL_PAT@[376; 380)
+          LITERAL_PAT@376..380
-            MINUS@[376; 377) "-"
+            MINUS@376..377 "-"
-            LITERAL@[377; 380)
+            LITERAL@377..380
-              INT_NUMBER@[377; 380) "128"
+              INT_NUMBER@377..380 "128"
-          DOT2EQ@[380; 383) "..="
+          DOT2EQ@380..383 "..="
-          LITERAL_PAT@[383; 386)
+          LITERAL_PAT@383..386
-            LITERAL@[383; 386)
+            LITERAL@383..386
-              INT_NUMBER@[383; 386) "127"
+              INT_NUMBER@383..386 "127"
-        COLON@[386; 387) ":"
+        COLON@386..387 ":"
-        WHITESPACE@[387; 388) " "
+        WHITESPACE@387..388 " "
-        PATH_TYPE@[388; 390)
+        PATH_TYPE@388..390
-          PATH@[388; 390)
+          PATH@388..390
-            PATH_SEGMENT@[388; 390)
+            PATH_SEGMENT@388..390
-              NAME_REF@[388; 390)
+              NAME_REF@388..390
-                IDENT@[388; 390) "i8"
+                IDENT@388..390 "i8"
-      R_PAREN@[390; 391) ")"
+      R_PAREN@390..391 ")"
-    WHITESPACE@[391; 392) " "
+    WHITESPACE@391..392 " "
-    BLOCK_EXPR@[392; 394)
+    BLOCK_EXPR@392..394
-      BLOCK@[392; 394)
+      BLOCK@392..394
-        L_CURLY@[392; 393) "{"
+        L_CURLY@392..393 "{"
-        R_CURLY@[393; 394) "}"
+        R_CURLY@393..394 "}"
-  WHITESPACE@[394; 395) "\n"
+  WHITESPACE@394..395 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0048_compound_assignment.rast b/crates/ra_syntax/test_data/parser/ok/0048_compound_assignment.rast
index 849d8a445..9c2701bf7 100644
--- a/crates/ra_syntax/test_data/parser/ok/0048_compound_assignment.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0048_compound_assignment.rast
@@ -1,201 +1,201 @@
-SOURCE_FILE@[0; 257)
+SOURCE_FILE@0..257
-  COMMENT@[0; 58) "// https://github.com ..."
+  COMMENT@0..58 "// https://github.com ..."
-  WHITESPACE@[58; 60) "\n\n"
+  WHITESPACE@58..60 "\n\n"
-  FN_DEF@[60; 256)
+  FN_DEF@60..256
-    FN_KW@[60; 62) "fn"
+    FN_KW@60..62 "fn"
-    WHITESPACE@[62; 63) " "
+    WHITESPACE@62..63 " "
-    NAME@[63; 82)
+    NAME@63..82
-      IDENT@[63; 82) "compound_assignment"
+      IDENT@63..82 "compound_assignment"
-    PARAM_LIST@[82; 84)
+    PARAM_LIST@82..84
-      L_PAREN@[82; 83) "("
+      L_PAREN@82..83 "("
-      R_PAREN@[83; 84) ")"
+      R_PAREN@83..84 ")"
-    WHITESPACE@[84; 85) " "
+    WHITESPACE@84..85 " "
-    BLOCK_EXPR@[85; 256)
+    BLOCK_EXPR@85..256
-      BLOCK@[85; 256)
+      BLOCK@85..256
-        L_CURLY@[85; 86) "{"
+        L_CURLY@85..86 "{"
-        WHITESPACE@[86; 91) "\n    "
+        WHITESPACE@86..91 "\n    "
-        LET_STMT@[91; 105)
+        LET_STMT@91..105
-          LET_KW@[91; 94) "let"
+          LET_KW@91..94 "let"
-          WHITESPACE@[94; 95) " "
+          WHITESPACE@94..95 " "
-          BIND_PAT@[95; 100)
+          BIND_PAT@95..100
-            MUT_KW@[95; 98) "mut"
+            MUT_KW@95..98 "mut"
-            WHITESPACE@[98; 99) " "
+            WHITESPACE@98..99 " "
-            NAME@[99; 100)
+            NAME@99..100
-              IDENT@[99; 100) "a"
+              IDENT@99..100 "a"
-          WHITESPACE@[100; 101) " "
+          WHITESPACE@100..101 " "
-          EQ@[101; 102) "="
+          EQ@101..102 "="
-          WHITESPACE@[102; 103) " "
+          WHITESPACE@102..103 " "
-          LITERAL@[103; 104)
+          LITERAL@103..104
-            INT_NUMBER@[103; 104) "0"
+            INT_NUMBER@103..104 "0"
-          SEMICOLON@[104; 105) ";"
+          SEMICOLON@104..105 ";"
-        WHITESPACE@[105; 110) "\n    "
+        WHITESPACE@105..110 "\n    "
-        EXPR_STMT@[110; 117)
+        EXPR_STMT@110..117
-          BIN_EXPR@[110; 116)
+          BIN_EXPR@110..116
-            PATH_EXPR@[110; 111)
+            PATH_EXPR@110..111
-              PATH@[110; 111)
+              PATH@110..111
-                PATH_SEGMENT@[110; 111)
+                PATH_SEGMENT@110..111
-                  NAME_REF@[110; 111)
+                  NAME_REF@110..111
-                    IDENT@[110; 111) "a"
+                    IDENT@110..111 "a"
-            WHITESPACE@[111; 112) " "
+            WHITESPACE@111..112 " "
-            PLUSEQ@[112; 114) "+="
+            PLUSEQ@112..114 "+="
-            WHITESPACE@[114; 115) " "
+            WHITESPACE@114..115 " "
-            LITERAL@[115; 116)
+            LITERAL@115..116
-              INT_NUMBER@[115; 116) "1"
+              INT_NUMBER@115..116 "1"
-          SEMICOLON@[116; 117) ";"
+          SEMICOLON@116..117 ";"
-        WHITESPACE@[117; 122) "\n    "
+        WHITESPACE@117..122 "\n    "
-        EXPR_STMT@[122; 129)
+        EXPR_STMT@122..129
-          BIN_EXPR@[122; 128)
+          BIN_EXPR@122..128
-            PATH_EXPR@[122; 123)
+            PATH_EXPR@122..123
-              PATH@[122; 123)
+              PATH@122..123
-                PATH_SEGMENT@[122; 123)
+                PATH_SEGMENT@122..123
-                  NAME_REF@[122; 123)
+                  NAME_REF@122..123
-                    IDENT@[122; 123) "a"
+                    IDENT@122..123 "a"
-            WHITESPACE@[123; 124) " "
+            WHITESPACE@123..124 " "
-            MINUSEQ@[124; 126) "-="
+            MINUSEQ@124..126 "-="
-            WHITESPACE@[126; 127) " "
+            WHITESPACE@126..127 " "
-            LITERAL@[127; 128)
+            LITERAL@127..128
-              INT_NUMBER@[127; 128) "2"
+              INT_NUMBER@127..128 "2"
-          SEMICOLON@[128; 129) ";"
+          SEMICOLON@128..129 ";"
-        WHITESPACE@[129; 134) "\n    "
+        WHITESPACE@129..134 "\n    "
-        EXPR_STMT@[134; 141)
+        EXPR_STMT@134..141
-          BIN_EXPR@[134; 140)
+          BIN_EXPR@134..140
-            PATH_EXPR@[134; 135)
+            PATH_EXPR@134..135
-              PATH@[134; 135)
+              PATH@134..135
-                PATH_SEGMENT@[134; 135)
+                PATH_SEGMENT@134..135
-                  NAME_REF@[134; 135)
+                  NAME_REF@134..135
-                    IDENT@[134; 135) "a"
+                    IDENT@134..135 "a"
-            WHITESPACE@[135; 136) " "
+            WHITESPACE@135..136 " "
-            STAREQ@[136; 138) "*="
+            STAREQ@136..138 "*="
-            WHITESPACE@[138; 139) " "
+            WHITESPACE@138..139 " "
-            LITERAL@[139; 140)
+            LITERAL@139..140
-              INT_NUMBER@[139; 140) "3"
+              INT_NUMBER@139..140 "3"
-          SEMICOLON@[140; 141) ";"
+          SEMICOLON@140..141 ";"
-        WHITESPACE@[141; 146) "\n    "
+        WHITESPACE@141..146 "\n    "
-        EXPR_STMT@[146; 153)
+        EXPR_STMT@146..153
-          BIN_EXPR@[146; 152)
+          BIN_EXPR@146..152
-            PATH_EXPR@[146; 147)
+            PATH_EXPR@146..147
-              PATH@[146; 147)
+              PATH@146..147
-                PATH_SEGMENT@[146; 147)
+                PATH_SEGMENT@146..147
-                  NAME_REF@[146; 147)
+                  NAME_REF@146..147
-                    IDENT@[146; 147) "a"
+                    IDENT@146..147 "a"
-            WHITESPACE@[147; 148) " "
+            WHITESPACE@147..148 " "
-            PERCENTEQ@[148; 150) "%="
+            PERCENTEQ@148..150 "%="
-            WHITESPACE@[150; 151) " "
+            WHITESPACE@150..151 " "
-            LITERAL@[151; 152)
+            LITERAL@151..152
-              INT_NUMBER@[151; 152) "4"
+              INT_NUMBER@151..152 "4"
-          SEMICOLON@[152; 153) ";"
+          SEMICOLON@152..153 ";"
-        WHITESPACE@[153; 158) "\n    "
+        WHITESPACE@153..158 "\n    "
-        EXPR_STMT@[158; 165)
+        EXPR_STMT@158..165
-          BIN_EXPR@[158; 164)
+          BIN_EXPR@158..164
-            PATH_EXPR@[158; 159)
+            PATH_EXPR@158..159
-              PATH@[158; 159)
+              PATH@158..159
-                PATH_SEGMENT@[158; 159)
+                PATH_SEGMENT@158..159
-                  NAME_REF@[158; 159)
+                  NAME_REF@158..159
-                    IDENT@[158; 159) "a"
+                    IDENT@158..159 "a"
-            WHITESPACE@[159; 160) " "
+            WHITESPACE@159..160 " "
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+            SLASHEQ@160..162 "/="
-            WHITESPACE@[162; 163) " "
+            WHITESPACE@162..163 " "
-            LITERAL@[163; 164)
+            LITERAL@163..164
-              INT_NUMBER@[163; 164) "5"
+              INT_NUMBER@163..164 "5"
-          SEMICOLON@[164; 165) ";"
+          SEMICOLON@164..165 ";"
-        WHITESPACE@[165; 170) "\n    "
+        WHITESPACE@165..170 "\n    "
-        EXPR_STMT@[170; 177)
+        EXPR_STMT@170..177
-          BIN_EXPR@[170; 176)
+          BIN_EXPR@170..176
-            PATH_EXPR@[170; 171)
+            PATH_EXPR@170..171
-              PATH@[170; 171)
+              PATH@170..171
-                PATH_SEGMENT@[170; 171)
+                PATH_SEGMENT@170..171
-                  NAME_REF@[170; 171)
+                  NAME_REF@170..171
-                    IDENT@[170; 171) "a"
+                    IDENT@170..171 "a"
-            WHITESPACE@[171; 172) " "
+            WHITESPACE@171..172 " "
-            PIPEEQ@[172; 174) "|="
+            PIPEEQ@172..174 "|="
-            WHITESPACE@[174; 175) " "
+            WHITESPACE@174..175 " "
-            LITERAL@[175; 176)
+            LITERAL@175..176
-              INT_NUMBER@[175; 176) "6"
+              INT_NUMBER@175..176 "6"
-          SEMICOLON@[176; 177) ";"
+          SEMICOLON@176..177 ";"
-        WHITESPACE@[177; 182) "\n    "
+        WHITESPACE@177..182 "\n    "
-        EXPR_STMT@[182; 189)
+        EXPR_STMT@182..189
-          BIN_EXPR@[182; 188)
+          BIN_EXPR@182..188
-            PATH_EXPR@[182; 183)
+            PATH_EXPR@182..183
-              PATH@[182; 183)
+              PATH@182..183
-                PATH_SEGMENT@[182; 183)
+                PATH_SEGMENT@182..183
-                  NAME_REF@[182; 183)
+                  NAME_REF@182..183
-                    IDENT@[182; 183) "a"
+                    IDENT@182..183 "a"
-            WHITESPACE@[183; 184) " "
+            WHITESPACE@183..184 " "
-            AMPEQ@[184; 186) "&="
+            AMPEQ@184..186 "&="
-            WHITESPACE@[186; 187) " "
+            WHITESPACE@186..187 " "
-            LITERAL@[187; 188)
+            LITERAL@187..188
-              INT_NUMBER@[187; 188) "7"
+              INT_NUMBER@187..188 "7"
-          SEMICOLON@[188; 189) ";"
+          SEMICOLON@188..189 ";"
-        WHITESPACE@[189; 194) "\n    "
+        WHITESPACE@189..194 "\n    "
-        EXPR_STMT@[194; 201)
+        EXPR_STMT@194..201
-          BIN_EXPR@[194; 200)
+          BIN_EXPR@194..200
-            PATH_EXPR@[194; 195)
+            PATH_EXPR@194..195
-              PATH@[194; 195)
+              PATH@194..195
-                PATH_SEGMENT@[194; 195)
+                PATH_SEGMENT@194..195
-                  NAME_REF@[194; 195)
+                  NAME_REF@194..195
-                    IDENT@[194; 195) "a"
+                    IDENT@194..195 "a"
-            WHITESPACE@[195; 196) " "
+            WHITESPACE@195..196 " "
-            CARETEQ@[196; 198) "^="
+            CARETEQ@196..198 "^="
-            WHITESPACE@[198; 199) " "
+            WHITESPACE@198..199 " "
-            LITERAL@[199; 200)
+            LITERAL@199..200
-              INT_NUMBER@[199; 200) "8"
+              INT_NUMBER@199..200 "8"
-          SEMICOLON@[200; 201) ";"
+          SEMICOLON@200..201 ";"
-        WHITESPACE@[201; 206) "\n    "
+        WHITESPACE@201..206 "\n    "
-        EXPR_STMT@[206; 213)
+        EXPR_STMT@206..213
-          BIN_EXPR@[206; 212)
+          BIN_EXPR@206..212
-            PATH_EXPR@[206; 207)
+            PATH_EXPR@206..207
-              PATH@[206; 207)
+              PATH@206..207
-                PATH_SEGMENT@[206; 207)
+                PATH_SEGMENT@206..207
-                  NAME_REF@[206; 207)
+                  NAME_REF@206..207
-                    IDENT@[206; 207) "a"
+                    IDENT@206..207 "a"
-            WHITESPACE@[207; 208) " "
+            WHITESPACE@207..208 " "
-            LTEQ@[208; 210) "<="
+            LTEQ@208..210 "<="
-            WHITESPACE@[210; 211) " "
+            WHITESPACE@210..211 " "
-            LITERAL@[211; 212)
+            LITERAL@211..212
-              INT_NUMBER@[211; 212) "9"
+              INT_NUMBER@211..212 "9"
-          SEMICOLON@[212; 213) ";"
+          SEMICOLON@212..213 ";"
-        WHITESPACE@[213; 218) "\n    "
+        WHITESPACE@213..218 "\n    "
-        EXPR_STMT@[218; 226)
+        EXPR_STMT@218..226
-          BIN_EXPR@[218; 225)
+          BIN_EXPR@218..225
-            PATH_EXPR@[218; 219)
+            PATH_EXPR@218..219
-              PATH@[218; 219)
+              PATH@218..219
-                PATH_SEGMENT@[218; 219)
+                PATH_SEGMENT@218..219
-                  NAME_REF@[218; 219)
+                  NAME_REF@218..219
-                    IDENT@[218; 219) "a"
+                    IDENT@218..219 "a"
-            WHITESPACE@[219; 220) " "
+            WHITESPACE@219..220 " "
-            GTEQ@[220; 222) ">="
+            GTEQ@220..222 ">="
-            WHITESPACE@[222; 223) " "
+            WHITESPACE@222..223 " "
-            LITERAL@[223; 225)
+            LITERAL@223..225
-              INT_NUMBER@[223; 225) "10"
+              INT_NUMBER@223..225 "10"
-          SEMICOLON@[225; 226) ";"
+          SEMICOLON@225..226 ";"
-        WHITESPACE@[226; 231) "\n    "
+        WHITESPACE@226..231 "\n    "
-        EXPR_STMT@[231; 240)
+        EXPR_STMT@231..240
-          BIN_EXPR@[231; 239)
+          BIN_EXPR@231..239
-            PATH_EXPR@[231; 232)
+            PATH_EXPR@231..232
-              PATH@[231; 232)
+              PATH@231..232
-                PATH_SEGMENT@[231; 232)
+                PATH_SEGMENT@231..232
-                  NAME_REF@[231; 232)
+                  NAME_REF@231..232
-                    IDENT@[231; 232) "a"
+                    IDENT@231..232 "a"
-            WHITESPACE@[232; 233) " "
+            WHITESPACE@232..233 " "
-            SHREQ@[233; 236) ">>="
+            SHREQ@233..236 ">>="
-            WHITESPACE@[236; 237) " "
+            WHITESPACE@236..237 " "
-            LITERAL@[237; 239)
+            LITERAL@237..239
-              INT_NUMBER@[237; 239) "11"
+              INT_NUMBER@237..239 "11"
-          SEMICOLON@[239; 240) ";"
+          SEMICOLON@239..240 ";"
-        WHITESPACE@[240; 245) "\n    "
+        WHITESPACE@240..245 "\n    "
-        EXPR_STMT@[245; 254)
+        EXPR_STMT@245..254
-          BIN_EXPR@[245; 253)
+          BIN_EXPR@245..253
-            PATH_EXPR@[245; 246)
+            PATH_EXPR@245..246
-              PATH@[245; 246)
+              PATH@245..246
-                PATH_SEGMENT@[245; 246)
+                PATH_SEGMENT@245..246
-                  NAME_REF@[245; 246)
+                  NAME_REF@245..246
-                    IDENT@[245; 246) "a"
+                    IDENT@245..246 "a"
-            WHITESPACE@[246; 247) " "
+            WHITESPACE@246..247 " "
-            SHLEQ@[247; 250) "<<="
+            SHLEQ@247..250 "<<="
-            WHITESPACE@[250; 251) " "
+            WHITESPACE@250..251 " "
-            LITERAL@[251; 253)
+            LITERAL@251..253
-              INT_NUMBER@[251; 253) "12"
+              INT_NUMBER@251..253 "12"
-          SEMICOLON@[253; 254) ";"
+          SEMICOLON@253..254 ";"
-        WHITESPACE@[254; 255) "\n"
+        WHITESPACE@254..255 "\n"
-        R_CURLY@[255; 256) "}"
+        R_CURLY@255..256 "}"
-  WHITESPACE@[256; 257) "\n"
+  WHITESPACE@256..257 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0049_async_block.rast b/crates/ra_syntax/test_data/parser/ok/0049_async_block.rast
index 0d32f0115..750527bb9 100644
--- a/crates/ra_syntax/test_data/parser/ok/0049_async_block.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0049_async_block.rast
@@ -1,36 +1,36 @@
-SOURCE_FILE@[0; 47)
+SOURCE_FILE@0..47
-  FN_DEF@[0; 45)
+  FN_DEF@0..45
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 6)
+    NAME@3..6
-      IDENT@[3; 6) "foo"
+      IDENT@3..6 "foo"
-    PARAM_LIST@[6; 8)
+    PARAM_LIST@6..8
-      L_PAREN@[6; 7) "("
+      L_PAREN@6..7 "("
-      R_PAREN@[7; 8) ")"
+      R_PAREN@7..8 ")"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    BLOCK_EXPR@[9; 45)
+    BLOCK_EXPR@9..45
-      BLOCK@[9; 45)
+      BLOCK@9..45
-        L_CURLY@[9; 10) "{"
+        L_CURLY@9..10 "{"
-        WHITESPACE@[10; 15) "\n    "
+        WHITESPACE@10..15 "\n    "
-        EXPR_STMT@[15; 24)
+        EXPR_STMT@15..24
-          BLOCK_EXPR@[15; 23)
+          BLOCK_EXPR@15..23
-            ASYNC_KW@[15; 20) "async"
+            ASYNC_KW@15..20 "async"
-            WHITESPACE@[20; 21) " "
+            WHITESPACE@20..21 " "
-            BLOCK@[21; 23)
+            BLOCK@21..23
-              L_CURLY@[21; 22) "{"
+              L_CURLY@21..22 "{"
-              R_CURLY@[22; 23) "}"
+              R_CURLY@22..23 "}"
-          SEMICOLON@[23; 24) ";"
+          SEMICOLON@23..24 ";"
-        WHITESPACE@[24; 29) "\n    "
+        WHITESPACE@24..29 "\n    "
-        EXPR_STMT@[29; 43)
+        EXPR_STMT@29..43
-          BLOCK_EXPR@[29; 42)
+          BLOCK_EXPR@29..42
-            ASYNC_KW@[29; 34) "async"
+            ASYNC_KW@29..34 "async"
-            WHITESPACE@[34; 35) " "
+            WHITESPACE@34..35 " "
-            MOVE_KW@[35; 39) "move"
+            MOVE_KW@35..39 "move"
-            WHITESPACE@[39; 40) " "
+            WHITESPACE@39..40 " "
-            BLOCK@[40; 42)
+            BLOCK@40..42
-              L_CURLY@[40; 41) "{"
+              L_CURLY@40..41 "{"
-              R_CURLY@[41; 42) "}"
+              R_CURLY@41..42 "}"
-          SEMICOLON@[42; 43) ";"
+          SEMICOLON@42..43 ";"
-        WHITESPACE@[43; 44) "\n"
+        WHITESPACE@43..44 "\n"
-        R_CURLY@[44; 45) "}"
+        R_CURLY@44..45 "}"
-  WHITESPACE@[45; 47) "\n\n"
+  WHITESPACE@45..47 "\n\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0050_async_block_as_argument.rast b/crates/ra_syntax/test_data/parser/ok/0050_async_block_as_argument.rast
index 17591d99f..b5577e933 100644
--- a/crates/ra_syntax/test_data/parser/ok/0050_async_block_as_argument.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0050_async_block_as_argument.rast
@@ -1,92 +1,92 @@
-SOURCE_FILE@[0; 95)
+SOURCE_FILE@0..95
-  FN_DEF@[0; 52)
+  FN_DEF@0..52
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 6)
+    NAME@3..6
-      IDENT@[3; 6) "foo"
+      IDENT@3..6 "foo"
-    PARAM_LIST@[6; 49)
+    PARAM_LIST@6..49
-      L_PAREN@[6; 7) "("
+      L_PAREN@6..7 "("
-      PARAM@[7; 48)
+      PARAM@7..48
-        BIND_PAT@[7; 8)
+        BIND_PAT@7..8
-          NAME@[7; 8)
+          NAME@7..8
-            IDENT@[7; 8) "x"
+            IDENT@7..8 "x"
-        COLON@[8; 9) ":"
+        COLON@8..9 ":"
-        WHITESPACE@[9; 10) " "
+        WHITESPACE@9..10 " "
-        IMPL_TRAIT_TYPE@[10; 48)
+        IMPL_TRAIT_TYPE@10..48
-          IMPL_KW@[10; 14) "impl"
+          IMPL_KW@10..14 "impl"
-          WHITESPACE@[14; 15) " "
+          WHITESPACE@14..15 " "
-          TYPE_BOUND_LIST@[15; 48)
+          TYPE_BOUND_LIST@15..48
-            TYPE_BOUND@[15; 48)
+            TYPE_BOUND@15..48
-              PATH_TYPE@[15; 48)
+              PATH_TYPE@15..48
-                PATH@[15; 48)
+                PATH@15..48
-                  PATH@[15; 26)
+                  PATH@15..26
-                    PATH@[15; 18)
+                    PATH@15..18
-                      PATH_SEGMENT@[15; 18)
+                      PATH_SEGMENT@15..18
-                        NAME_REF@[15; 18)
+                        NAME_REF@15..18
-                          IDENT@[15; 18) "std"
+                          IDENT@15..18 "std"
-                    COLON2@[18; 20) "::"
+                    COLON2@18..20 "::"
-                    PATH_SEGMENT@[20; 26)
+                    PATH_SEGMENT@20..26
-                      NAME_REF@[20; 26)
+                      NAME_REF@20..26
-                        IDENT@[20; 26) "future"
+                        IDENT@20..26 "future"
-                  COLON2@[26; 28) "::"
+                  COLON2@26..28 "::"
-                  PATH_SEGMENT@[28; 48)
+                  PATH_SEGMENT@28..48
-                    NAME_REF@[28; 34)
+                    NAME_REF@28..34
-                      IDENT@[28; 34) "Future"
+                      IDENT@28..34 "Future"
-                    TYPE_ARG_LIST@[34; 48)
+                    TYPE_ARG_LIST@34..48
-                      L_ANGLE@[34; 35) "<"
+                      L_ANGLE@34..35 "<"
-                      ASSOC_TYPE_ARG@[35; 47)
+                      ASSOC_TYPE_ARG@35..47
-                        NAME_REF@[35; 41)
+                        NAME_REF@35..41
-                          IDENT@[35; 41) "Output"
+                          IDENT@35..41 "Output"
-                        WHITESPACE@[41; 42) " "
+                        WHITESPACE@41..42 " "
-                        EQ@[42; 43) "="
+                        EQ@42..43 "="
-                        WHITESPACE@[43; 44) " "
+                        WHITESPACE@43..44 " "
-                        PATH_TYPE@[44; 47)
+                        PATH_TYPE@44..47
-                          PATH@[44; 47)
+                          PATH@44..47
-                            PATH_SEGMENT@[44; 47)
+                            PATH_SEGMENT@44..47
-                              NAME_REF@[44; 47)
+                              NAME_REF@44..47
-                                IDENT@[44; 47) "i32"
+                                IDENT@44..47 "i32"
-                      R_ANGLE@[47; 48) ">"
+                      R_ANGLE@47..48 ">"
-      R_PAREN@[48; 49) ")"
+      R_PAREN@48..49 ")"
-    WHITESPACE@[49; 50) " "
+    WHITESPACE@49..50 " "
-    BLOCK_EXPR@[50; 52)
+    BLOCK_EXPR@50..52
-      BLOCK@[50; 52)
+      BLOCK@50..52
-        L_CURLY@[50; 51) "{"
+        L_CURLY@50..51 "{"
-        R_CURLY@[51; 52) "}"
+        R_CURLY@51..52 "}"
-  WHITESPACE@[52; 54) "\n\n"
+  WHITESPACE@52..54 "\n\n"
-  FN_DEF@[54; 94)
+  FN_DEF@54..94
-    FN_KW@[54; 56) "fn"
+    FN_KW@54..56 "fn"
-    WHITESPACE@[56; 57) " "
+    WHITESPACE@56..57 " "
-    NAME@[57; 61)
+    NAME@57..61
-      IDENT@[57; 61) "main"
+      IDENT@57..61 "main"
-    PARAM_LIST@[61; 63)
+    PARAM_LIST@61..63
-      L_PAREN@[61; 62) "("
+      L_PAREN@61..62 "("
-      R_PAREN@[62; 63) ")"
+      R_PAREN@62..63 ")"
-    WHITESPACE@[63; 64) " "
+    WHITESPACE@63..64 " "
-    BLOCK_EXPR@[64; 94)
+    BLOCK_EXPR@64..94
-      BLOCK@[64; 94)
+      BLOCK@64..94
-        L_CURLY@[64; 65) "{"
+        L_CURLY@64..65 "{"
-        WHITESPACE@[65; 70) "\n    "
+        WHITESPACE@65..70 "\n    "
-        CALL_EXPR@[70; 92)
+        CALL_EXPR@70..92
-          PATH_EXPR@[70; 73)
+          PATH_EXPR@70..73
-            PATH@[70; 73)
+            PATH@70..73
-              PATH_SEGMENT@[70; 73)
+              PATH_SEGMENT@70..73
-                NAME_REF@[70; 73)
+                NAME_REF@70..73
-                  IDENT@[70; 73) "foo"
+                  IDENT@70..73 "foo"
-          ARG_LIST@[73; 92)
+          ARG_LIST@73..92
-            L_PAREN@[73; 74) "("
+            L_PAREN@73..74 "("
-            BLOCK_EXPR@[74; 91)
+            BLOCK_EXPR@74..91
-              ASYNC_KW@[74; 79) "async"
+              ASYNC_KW@74..79 "async"
-              WHITESPACE@[79; 80) " "
+              WHITESPACE@79..80 " "
-              MOVE_KW@[80; 84) "move"
+              MOVE_KW@80..84 "move"
-              WHITESPACE@[84; 85) " "
+              WHITESPACE@84..85 " "
-              BLOCK@[85; 91)
+              BLOCK@85..91
-                L_CURLY@[85; 86) "{"
+                L_CURLY@85..86 "{"
-                WHITESPACE@[86; 87) " "
+                WHITESPACE@86..87 " "
-                LITERAL@[87; 89)
+                LITERAL@87..89
-                  INT_NUMBER@[87; 89) "12"
+                  INT_NUMBER@87..89 "12"
-                WHITESPACE@[89; 90) " "
+                WHITESPACE@89..90 " "
-                R_CURLY@[90; 91) "}"
+                R_CURLY@90..91 "}"
-            R_PAREN@[91; 92) ")"
+            R_PAREN@91..92 ")"
-        WHITESPACE@[92; 93) "\n"
+        WHITESPACE@92..93 "\n"
-        R_CURLY@[93; 94) "}"
+        R_CURLY@93..94 "}"
-  WHITESPACE@[94; 95) "\n"
+  WHITESPACE@94..95 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0051_parameter_attrs.rast b/crates/ra_syntax/test_data/parser/ok/0051_parameter_attrs.rast
index 8fd28427c..6aacc2141 100644
--- a/crates/ra_syntax/test_data/parser/ok/0051_parameter_attrs.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0051_parameter_attrs.rast
@@ -1,519 +1,519 @@
-SOURCE_FILE@[0; 519)
+SOURCE_FILE@0..519
-  FN_DEF@[0; 37)
+  FN_DEF@0..37
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 5)
+    NAME@3..5
-      IDENT@[3; 5) "g1"
+      IDENT@3..5 "g1"
-    PARAM_LIST@[5; 34)
+    PARAM_LIST@5..34
-      L_PAREN@[5; 6) "("
+      L_PAREN@5..6 "("
-      ATTR@[6; 14)
+      ATTR@6..14
-        POUND@[6; 7) "#"
+        POUND@6..7 "#"
-        L_BRACK@[7; 8) "["
+        L_BRACK@7..8 "["
-        PATH@[8; 13)
+        PATH@8..13
-          PATH_SEGMENT@[8; 13)
+          PATH_SEGMENT@8..13
-            NAME_REF@[8; 13)
+            NAME_REF@8..13
-              IDENT@[8; 13) "attr1"
+              IDENT@8..13 "attr1"
-        R_BRACK@[13; 14) "]"
+        R_BRACK@13..14 "]"
-      WHITESPACE@[14; 15) " "
+      WHITESPACE@14..15 " "
-      ATTR@[15; 23)
+      ATTR@15..23
-        POUND@[15; 16) "#"
+        POUND@15..16 "#"
-        L_BRACK@[16; 17) "["
+        L_BRACK@16..17 "["
-        PATH@[17; 22)
+        PATH@17..22
-          PATH_SEGMENT@[17; 22)
+          PATH_SEGMENT@17..22
-            NAME_REF@[17; 22)
+            NAME_REF@17..22
-              IDENT@[17; 22) "attr2"
+              IDENT@17..22 "attr2"
-        R_BRACK@[22; 23) "]"
+        R_BRACK@22..23 "]"
-      WHITESPACE@[23; 24) " "
+      WHITESPACE@23..24 " "
-      PARAM@[24; 33)
+      PARAM@24..33
-        BIND_PAT@[24; 27)
+        BIND_PAT@24..27
-          NAME@[24; 27)
+          NAME@24..27
-            IDENT@[24; 27) "pat"
+            IDENT@24..27 "pat"
-        COLON@[27; 28) ":"
+        COLON@27..28 ":"
-        WHITESPACE@[28; 29) " "
+        WHITESPACE@28..29 " "
-        PATH_TYPE@[29; 33)
+        PATH_TYPE@29..33
-          PATH@[29; 33)
+          PATH@29..33
-            PATH_SEGMENT@[29; 33)
+            PATH_SEGMENT@29..33
-              NAME_REF@[29; 33)
+              NAME_REF@29..33
-                IDENT@[29; 33) "Type"
+                IDENT@29..33 "Type"
-      R_PAREN@[33; 34) ")"
+      R_PAREN@33..34 ")"
-    WHITESPACE@[34; 35) " "
+    WHITESPACE@34..35 " "
-    BLOCK_EXPR@[35; 37)
+    BLOCK_EXPR@35..37
-      BLOCK@[35; 37)
+      BLOCK@35..37
-        L_CURLY@[35; 36) "{"
+        L_CURLY@35..36 "{"
-        R_CURLY@[36; 37) "}"
+        R_CURLY@36..37 "}"
-  WHITESPACE@[37; 38) "\n"
+  WHITESPACE@37..38 "\n"
-  FN_DEF@[38; 62)
+  FN_DEF@38..62
-    FN_KW@[38; 40) "fn"
+    FN_KW@38..40 "fn"
-    WHITESPACE@[40; 41) " "
+    WHITESPACE@40..41 " "
-    NAME@[41; 43)
+    NAME@41..43
-      IDENT@[41; 43) "g2"
+      IDENT@41..43 "g2"
-    PARAM_LIST@[43; 59)
+    PARAM_LIST@43..59
-      L_PAREN@[43; 44) "("
+      L_PAREN@43..44 "("
-      ATTR@[44; 52)
+      ATTR@44..52
-        POUND@[44; 45) "#"
+        POUND@44..45 "#"
-        L_BRACK@[45; 46) "["
+        L_BRACK@45..46 "["
-        PATH@[46; 51)
+        PATH@46..51
-          PATH_SEGMENT@[46; 51)
+          PATH_SEGMENT@46..51
-            NAME_REF@[46; 51)
+            NAME_REF@46..51
-              IDENT@[46; 51) "attr1"
+              IDENT@46..51 "attr1"
-        R_BRACK@[51; 52) "]"
+        R_BRACK@51..52 "]"
-      WHITESPACE@[52; 53) " "
+      WHITESPACE@52..53 " "
-      PARAM@[53; 58)
+      PARAM@53..58
-        BIND_PAT@[53; 54)
+        BIND_PAT@53..54
-          NAME@[53; 54)
+          NAME@53..54
-            IDENT@[53; 54) "x"
+            IDENT@53..54 "x"
-        COLON@[54; 55) ":"
+        COLON@54..55 ":"
-        WHITESPACE@[55; 56) " "
+        WHITESPACE@55..56 " "
-        PATH_TYPE@[56; 58)
+        PATH_TYPE@56..58
-          PATH@[56; 58)
+          PATH@56..58
-            PATH_SEGMENT@[56; 58)
+            PATH_SEGMENT@56..58
-              NAME_REF@[56; 58)
+              NAME_REF@56..58
-                IDENT@[56; 58) "u8"
+                IDENT@56..58 "u8"
-      R_PAREN@[58; 59) ")"
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+            SELF_KW@363..367 "self"
-          R_PAREN@[367; 368) ")"
+          R_PAREN@367..368 ")"
-        WHITESPACE@[368; 369) " "
+        WHITESPACE@368..369 " "
-        BLOCK_EXPR@[369; 371)
+        BLOCK_EXPR@369..371
-          BLOCK@[369; 371)
+          BLOCK@369..371
-            L_CURLY@[369; 370) "{"
+            L_CURLY@369..370 "{"
-            R_CURLY@[370; 371) "}"
+            R_CURLY@370..371 "}"
-      WHITESPACE@[371; 377) "\n     "
+      WHITESPACE@371..377 "\n     "
-      FN_DEF@[377; 407)
+      FN_DEF@377..407
-        FN_KW@[377; 379) "fn"
+        FN_KW@377..379 "fn"
-        WHITESPACE@[379; 380) " "
+        WHITESPACE@379..380 " "
-        NAME@[380; 382)
+        NAME@380..382
-          IDENT@[380; 382) "g4"
+          IDENT@380..382 "g4"
-        TYPE_PARAM_LIST@[382; 386)
+        TYPE_PARAM_LIST@382..386
-          L_ANGLE@[382; 383) "<"
+          L_ANGLE@382..383 "<"
-          LIFETIME_PARAM@[383; 385)
+          LIFETIME_PARAM@383..385
-            LIFETIME@[383; 385) "\'a"
+            LIFETIME@383..385 "\'a"
-          R_ANGLE@[385; 386) ">"
+          R_ANGLE@385..386 ">"
-        PARAM_LIST@[386; 404)
+        PARAM_LIST@386..404
-          L_PAREN@[386; 387) "("
+          L_PAREN@386..387 "("
-          ATTR@[387; 394)
+          ATTR@387..394
-            POUND@[387; 388) "#"
+            POUND@387..388 "#"
-            L_BRACK@[388; 389) "["
+            L_BRACK@388..389 "["
-            PATH@[389; 393)
+            PATH@389..393
-              PATH_SEGMENT@[389; 393)
+              PATH_SEGMENT@389..393
-                NAME_REF@[389; 393)
+                NAME_REF@389..393
-                  IDENT@[389; 393) "attr"
+                  IDENT@389..393 "attr"
-            R_BRACK@[393; 394) "]"
+            R_BRACK@393..394 "]"
-          WHITESPACE@[394; 395) " "
+          WHITESPACE@394..395 " "
-          SELF_PARAM@[395; 403)
+          SELF_PARAM@395..403
-            AMP@[395; 396) "&"
+            AMP@395..396 "&"
-            LIFETIME@[396; 398) "\'a"
+            LIFETIME@396..398 "\'a"
-            WHITESPACE@[398; 399) " "
+            WHITESPACE@398..399 " "
-            SELF_KW@[399; 403) "self"
+            SELF_KW@399..403 "self"
-          R_PAREN@[403; 404) ")"
+          R_PAREN@403..404 ")"
-        WHITESPACE@[404; 405) " "
+        WHITESPACE@404..405 " "
-        BLOCK_EXPR@[405; 407)
+        BLOCK_EXPR@405..407
-          BLOCK@[405; 407)
+          BLOCK@405..407
-            L_CURLY@[405; 406) "{"
+            L_CURLY@405..406 "{"
-            R_CURLY@[406; 407) "}"
+            R_CURLY@406..407 "}"
-      WHITESPACE@[407; 413) "\n     "
+      WHITESPACE@407..413 "\n     "
-      FN_DEF@[413; 447)
+      FN_DEF@413..447
-        FN_KW@[413; 415) "fn"
+        FN_KW@413..415 "fn"
-        WHITESPACE@[415; 416) " "
+        WHITESPACE@415..416 " "
-        NAME@[416; 418)
+        NAME@416..418
-          IDENT@[416; 418) "g5"
+          IDENT@416..418 "g5"
-        TYPE_PARAM_LIST@[418; 422)
+        TYPE_PARAM_LIST@418..422
-          L_ANGLE@[418; 419) "<"
+          L_ANGLE@418..419 "<"
-          LIFETIME_PARAM@[419; 421)
+          LIFETIME_PARAM@419..421
-            LIFETIME@[419; 421) "\'a"
+            LIFETIME@419..421 "\'a"
-          R_ANGLE@[421; 422) ">"
+          R_ANGLE@421..422 ">"
-        PARAM_LIST@[422; 444)
+        PARAM_LIST@422..444
-          L_PAREN@[422; 423) "("
+          L_PAREN@422..423 "("
-          ATTR@[423; 430)
+          ATTR@423..430
-            POUND@[423; 424) "#"
+            POUND@423..424 "#"
-            L_BRACK@[424; 425) "["
+            L_BRACK@424..425 "["
-            PATH@[425; 429)
+            PATH@425..429
-              PATH_SEGMENT@[425; 429)
+              PATH_SEGMENT@425..429
-                NAME_REF@[425; 429)
+                NAME_REF@425..429
-                  IDENT@[425; 429) "attr"
+                  IDENT@425..429 "attr"
-            R_BRACK@[429; 430) "]"
+            R_BRACK@429..430 "]"
-          WHITESPACE@[430; 431) " "
+          WHITESPACE@430..431 " "
-          SELF_PARAM@[431; 443)
+          SELF_PARAM@431..443
-            AMP@[431; 432) "&"
+            AMP@431..432 "&"
-            LIFETIME@[432; 434) "\'a"
+            LIFETIME@432..434 "\'a"
-            WHITESPACE@[434; 435) " "
+            WHITESPACE@434..435 " "
-            MUT_KW@[435; 438) "mut"
+            MUT_KW@435..438 "mut"
-            WHITESPACE@[438; 439) " "
+            WHITESPACE@438..439 " "
-            SELF_KW@[439; 443) "self"
+            SELF_KW@439..443 "self"
-          R_PAREN@[443; 444) ")"
+          R_PAREN@443..444 ")"
-        WHITESPACE@[444; 445) " "
+        WHITESPACE@444..445 " "
-        BLOCK_EXPR@[445; 447)
+        BLOCK_EXPR@445..447
-          BLOCK@[445; 447)
+          BLOCK@445..447
-            L_CURLY@[445; 446) "{"
+            L_CURLY@445..446 "{"
-            R_CURLY@[446; 447) "}"
+            R_CURLY@446..447 "}"
-      WHITESPACE@[447; 453) "\n     "
+      WHITESPACE@447..453 "\n     "
-      FN_DEF@[453; 480)
+      FN_DEF@453..480
-        FN_KW@[453; 455) "fn"
+        FN_KW@453..455 "fn"
-        WHITESPACE@[455; 456) " "
+        WHITESPACE@455..456 " "
-        NAME@[456; 457)
+        NAME@456..457
-          IDENT@[456; 457) "c"
+          IDENT@456..457 "c"
-        PARAM_LIST@[457; 477)
+        PARAM_LIST@457..477
-          L_PAREN@[457; 458) "("
+          L_PAREN@457..458 "("
-          ATTR@[458; 465)
+          ATTR@458..465
-            POUND@[458; 459) "#"
+            POUND@458..459 "#"
-            L_BRACK@[459; 460) "["
+            L_BRACK@459..460 "["
-            PATH@[460; 464)
+            PATH@460..464
-              PATH_SEGMENT@[460; 464)
+              PATH_SEGMENT@460..464
-                NAME_REF@[460; 464)
+                NAME_REF@460..464
-                  IDENT@[460; 464) "attr"
+                  IDENT@460..464 "attr"
-            R_BRACK@[464; 465) "]"
+            R_BRACK@464..465 "]"
-          WHITESPACE@[465; 466) " "
+          WHITESPACE@465..466 " "
-          SELF_PARAM@[466; 476)
+          SELF_PARAM@466..476
-            SELF_KW@[466; 470) "self"
+            SELF_KW@466..470 "self"
-            COLON@[470; 471) ":"
+            COLON@470..471 ":"
-            WHITESPACE@[471; 472) " "
+            WHITESPACE@471..472 " "
-            PATH_TYPE@[472; 476)
+            PATH_TYPE@472..476
-              PATH@[472; 476)
+              PATH@472..476
-                PATH_SEGMENT@[472; 476)
+                PATH_SEGMENT@472..476
-                  NAME_REF@[472; 476)
+                  NAME_REF@472..476
-                    IDENT@[472; 476) "Self"
+                    IDENT@472..476 "Self"
-          R_PAREN@[476; 477) ")"
+          R_PAREN@476..477 ")"
-        WHITESPACE@[477; 478) " "
+        WHITESPACE@477..478 " "
-        BLOCK_EXPR@[478; 480)
+        BLOCK_EXPR@478..480
-          BLOCK@[478; 480)
+          BLOCK@478..480
-            L_CURLY@[478; 479) "{"
+            L_CURLY@478..479 "{"
-            R_CURLY@[479; 480) "}"
+            R_CURLY@479..480 "}"
-      WHITESPACE@[480; 486) "\n     "
+      WHITESPACE@480..486 "\n     "
-      FN_DEF@[486; 517)
+      FN_DEF@486..517
-        FN_KW@[486; 488) "fn"
+        FN_KW@486..488 "fn"
-        WHITESPACE@[488; 489) " "
+        WHITESPACE@488..489 " "
-        NAME@[489; 490)
+        NAME@489..490
-          IDENT@[489; 490) "d"
+          IDENT@489..490 "d"
-        PARAM_LIST@[490; 514)
+        PARAM_LIST@490..514
-          L_PAREN@[490; 491) "("
+          L_PAREN@490..491 "("
-          ATTR@[491; 498)
+          ATTR@491..498
-            POUND@[491; 492) "#"
+            POUND@491..492 "#"
-            L_BRACK@[492; 493) "["
+            L_BRACK@492..493 "["
-            PATH@[493; 497)
+            PATH@493..497
-              PATH_SEGMENT@[493; 497)
+              PATH_SEGMENT@493..497
-                NAME_REF@[493; 497)
+                NAME_REF@493..497
-                  IDENT@[493; 497) "attr"
+                  IDENT@493..497 "attr"
-            R_BRACK@[497; 498) "]"
+            R_BRACK@497..498 "]"
-          WHITESPACE@[498; 499) " "
+          WHITESPACE@498..499 " "
-          SELF_PARAM@[499; 513)
+          SELF_PARAM@499..513
-            SELF_KW@[499; 503) "self"
+            SELF_KW@499..503 "self"
-            COLON@[503; 504) ":"
+            COLON@503..504 ":"
-            WHITESPACE@[504; 505) " "
+            WHITESPACE@504..505 " "
-            PATH_TYPE@[505; 513)
+            PATH_TYPE@505..513
-              PATH@[505; 513)
+              PATH@505..513
-                PATH_SEGMENT@[505; 513)
+                PATH_SEGMENT@505..513
-                  NAME_REF@[505; 507)
+                  NAME_REF@505..507
-                    IDENT@[505; 507) "Rc"
+                    IDENT@505..507 "Rc"
-                  TYPE_ARG_LIST@[507; 513)
+                  TYPE_ARG_LIST@507..513
-                    L_ANGLE@[507; 508) "<"
+                    L_ANGLE@507..508 "<"
-                    TYPE_ARG@[508; 512)
+                    TYPE_ARG@508..512
-                      PATH_TYPE@[508; 512)
+                      PATH_TYPE@508..512
-                        PATH@[508; 512)
+                        PATH@508..512
-                          PATH_SEGMENT@[508; 512)
+                          PATH_SEGMENT@508..512
-                            NAME_REF@[508; 512)
+                            NAME_REF@508..512
-                              IDENT@[508; 512) "Self"
+                              IDENT@508..512 "Self"
-                    R_ANGLE@[512; 513) ">"
+                    R_ANGLE@512..513 ">"
-          R_PAREN@[513; 514) ")"
+          R_PAREN@513..514 ")"
-        WHITESPACE@[514; 515) " "
+        WHITESPACE@514..515 " "
-        BLOCK_EXPR@[515; 517)
+        BLOCK_EXPR@515..517
-          BLOCK@[515; 517)
+          BLOCK@515..517
-            L_CURLY@[515; 516) "{"
+            L_CURLY@515..516 "{"
-            R_CURLY@[516; 517) "}"
+            R_CURLY@516..517 "}"
-      WHITESPACE@[517; 518) "\n"
+      WHITESPACE@517..518 "\n"
-      R_CURLY@[518; 519) "}"
+      R_CURLY@518..519 "}"
diff --git a/crates/ra_syntax/test_data/parser/ok/0052_for_range_block.rast b/crates/ra_syntax/test_data/parser/ok/0052_for_range_block.rast
index 473966cd4..f376f86a7 100644
--- a/crates/ra_syntax/test_data/parser/ok/0052_for_range_block.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0052_for_range_block.rast
@@ -1,81 +1,81 @@
-SOURCE_FILE@[0; 80)
+SOURCE_FILE@0..80
-  FN_DEF@[0; 79)
+  FN_DEF@0..79
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 6)
+    NAME@3..6
-      IDENT@[3; 6) "foo"
+      IDENT@3..6 "foo"
-    PARAM_LIST@[6; 8)
+    PARAM_LIST@6..8
-      L_PAREN@[6; 7) "("
+      L_PAREN@6..7 "("
-      R_PAREN@[7; 8) ")"
+      R_PAREN@7..8 ")"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    BLOCK_EXPR@[9; 79)
+    BLOCK_EXPR@9..79
-      BLOCK@[9; 79)
+      BLOCK@9..79
-        L_CURLY@[9; 10) "{"
+        L_CURLY@9..10 "{"
-        WHITESPACE@[10; 14) "\n   "
+        WHITESPACE@10..14 "\n   "
-        FOR_EXPR@[14; 77)
+        FOR_EXPR@14..77
-          FOR_KW@[14; 17) "for"
+          FOR_KW@14..17 "for"
-          WHITESPACE@[17; 18) " "
+          WHITESPACE@17..18 " "
-          BIND_PAT@[18; 20)
+          BIND_PAT@18..20
-            NAME@[18; 20)
+            NAME@18..20
-              IDENT@[18; 20) "_x"
+              IDENT@18..20 "_x"
-          WHITESPACE@[20; 21) " "
+          WHITESPACE@20..21 " "
-          IN_KW@[21; 23) "in"
+          IN_KW@21..23 "in"
-          WHITESPACE@[23; 24) " "
+          WHITESPACE@23..24 " "
-          RANGE_EXPR@[24; 56)
+          RANGE_EXPR@24..56
-            LITERAL@[24; 25)
+            LITERAL@24..25
-              INT_NUMBER@[24; 25) "0"
+              INT_NUMBER@24..25 "0"
-            WHITESPACE@[25; 26) " "
+            WHITESPACE@25..26 " "
-            DOT2@[26; 28) ".."
+            DOT2@26..28 ".."
-            WHITESPACE@[28; 29) " "
+            WHITESPACE@28..29 " "
-            METHOD_CALL_EXPR@[29; 56)
+            METHOD_CALL_EXPR@29..56
-              PAREN_EXPR@[29; 43)
+              PAREN_EXPR@29..43
-                L_PAREN@[29; 30) "("
+                L_PAREN@29..30 "("
-                RANGE_EXPR@[30; 42)
+                RANGE_EXPR@30..42
-                  LITERAL@[30; 31)
+                  LITERAL@30..31
-                    INT_NUMBER@[30; 31) "0"
+                    INT_NUMBER@30..31 "0"
-                  WHITESPACE@[31; 32) " "
+                  WHITESPACE@31..32 " "
-                  DOT2@[32; 34) ".."
+                  DOT2@32..34 ".."
-                  WHITESPACE@[34; 35) " "
+                  WHITESPACE@34..35 " "
-                  BLOCK_EXPR@[35; 42)
+                  BLOCK_EXPR@35..42
-                    BLOCK@[35; 42)
+                    BLOCK@35..42
-                      L_CURLY@[35; 36) "{"
+                      L_CURLY@35..36 "{"
-                      BIN_EXPR@[36; 41)
+                      BIN_EXPR@36..41
-                        LITERAL@[36; 37)
+                        LITERAL@36..37
-                          INT_NUMBER@[36; 37) "1"
+                          INT_NUMBER@36..37 "1"
-                        WHITESPACE@[37; 38) " "
+                        WHITESPACE@37..38 " "
-                        PLUS@[38; 39) "+"
+                        PLUS@38..39 "+"
-                        WHITESPACE@[39; 40) " "
+                        WHITESPACE@39..40 " "
-                        LITERAL@[40; 41)
+                        LITERAL@40..41
-                          INT_NUMBER@[40; 41) "2"
+                          INT_NUMBER@40..41 "2"
-                      R_CURLY@[41; 42) "}"
+                      R_CURLY@41..42 "}"
-                R_PAREN@[42; 43) ")"
+                R_PAREN@42..43 ")"
-              DOT@[43; 44) "."
+              DOT@43..44 "."
-              NAME_REF@[44; 47)
+              NAME_REF@44..47
-                IDENT@[44; 47) "sum"
+                IDENT@44..47 "sum"
-              TYPE_ARG_LIST@[47; 54)
+              TYPE_ARG_LIST@47..54
-                COLON2@[47; 49) "::"
+                COLON2@47..49 "::"
-                L_ANGLE@[49; 50) "<"
+                L_ANGLE@49..50 "<"
-                TYPE_ARG@[50; 53)
+                TYPE_ARG@50..53
-                  PATH_TYPE@[50; 53)
+                  PATH_TYPE@50..53
-                    PATH@[50; 53)
+                    PATH@50..53
-                      PATH_SEGMENT@[50; 53)
+                      PATH_SEGMENT@50..53
-                        NAME_REF@[50; 53)
+                        NAME_REF@50..53
-                          IDENT@[50; 53) "u32"
+                          IDENT@50..53 "u32"
-                R_ANGLE@[53; 54) ">"
+                R_ANGLE@53..54 ">"
-              ARG_LIST@[54; 56)
+              ARG_LIST@54..56
-                L_PAREN@[54; 55) "("
+                L_PAREN@54..55 "("
-                R_PAREN@[55; 56) ")"
+                R_PAREN@55..56 ")"
-          WHITESPACE@[56; 57) " "
+          WHITESPACE@56..57 " "
-          BLOCK_EXPR@[57; 77)
+          BLOCK_EXPR@57..77
-            BLOCK@[57; 77)
+            BLOCK@57..77
-              L_CURLY@[57; 58) "{"
+              L_CURLY@57..58 "{"
-              WHITESPACE@[58; 66) "\n       "
+              WHITESPACE@58..66 "\n       "
-              EXPR_STMT@[66; 72)
+              EXPR_STMT@66..72
-                BREAK_EXPR@[66; 71)
+                BREAK_EXPR@66..71
-                  BREAK_KW@[66; 71) "break"
+                  BREAK_KW@66..71 "break"
-                SEMICOLON@[71; 72) ";"
+                SEMICOLON@71..72 ";"
-              WHITESPACE@[72; 76) "\n   "
+              WHITESPACE@72..76 "\n   "
-              R_CURLY@[76; 77) "}"
+              R_CURLY@76..77 "}"
-        WHITESPACE@[77; 78) "\n"
+        WHITESPACE@77..78 "\n"
-        R_CURLY@[78; 79) "}"
+        R_CURLY@78..79 "}"
-  WHITESPACE@[79; 80) "\n"
+  WHITESPACE@79..80 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0053_outer_attribute_on_macro_rules.rast b/crates/ra_syntax/test_data/parser/ok/0053_outer_attribute_on_macro_rules.rast
index 60a491853..be60f7a8e 100644
--- a/crates/ra_syntax/test_data/parser/ok/0053_outer_attribute_on_macro_rules.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0053_outer_attribute_on_macro_rules.rast
@@ -1,39 +1,39 @@
-SOURCE_FILE@[0; 65)
+SOURCE_FILE@0..65
-  MACRO_CALL@[0; 64)
+  MACRO_CALL@0..64
-    COMMENT@[0; 13) "/// Some docs"
+    COMMENT@0..13 "/// Some docs"
-    WHITESPACE@[13; 14) "\n"
+    WHITESPACE@13..14 "\n"
-    ATTR@[14; 29)
+    ATTR@14..29
-      POUND@[14; 15) "#"
+      POUND@14..15 "#"
-      L_BRACK@[15; 16) "["
+      L_BRACK@15..16 "["
-      PATH@[16; 28)
+      PATH@16..28
-        PATH_SEGMENT@[16; 28)
+        PATH_SEGMENT@16..28
-          NAME_REF@[16; 28)
+          NAME_REF@16..28
-            IDENT@[16; 28) "macro_export"
+            IDENT@16..28 "macro_export"
-      R_BRACK@[28; 29) "]"
+      R_BRACK@28..29 "]"
-    WHITESPACE@[29; 30) "\n"
+    WHITESPACE@29..30 "\n"
-    PATH@[30; 41)
+    PATH@30..41
-      PATH_SEGMENT@[30; 41)
+      PATH_SEGMENT@30..41
-        NAME_REF@[30; 41)
+        NAME_REF@30..41
-          IDENT@[30; 41) "macro_rules"
+          IDENT@30..41 "macro_rules"
-    BANG@[41; 42) "!"
+    BANG@41..42 "!"
-    WHITESPACE@[42; 43) " "
+    WHITESPACE@42..43 " "
-    NAME@[43; 46)
+    NAME@43..46
-      IDENT@[43; 46) "foo"
+      IDENT@43..46 "foo"
-    WHITESPACE@[46; 47) " "
+    WHITESPACE@46..47 " "
-    TOKEN_TREE@[47; 64)
+    TOKEN_TREE@47..64
-      L_CURLY@[47; 48) "{"
+      L_CURLY@47..48 "{"
-      WHITESPACE@[48; 53) "\n    "
+      WHITESPACE@48..53 "\n    "
-      TOKEN_TREE@[53; 55)
+      TOKEN_TREE@53..55
-        L_PAREN@[53; 54) "("
+        L_PAREN@53..54 "("
-        R_PAREN@[54; 55) ")"
+        R_PAREN@54..55 ")"
-      WHITESPACE@[55; 56) " "
+      WHITESPACE@55..56 " "
-      EQ@[56; 57) "="
+      EQ@56..57 "="
-      R_ANGLE@[57; 58) ">"
+      R_ANGLE@57..58 ">"
-      WHITESPACE@[58; 59) " "
+      WHITESPACE@58..59 " "
-      TOKEN_TREE@[59; 61)
+      TOKEN_TREE@59..61
-        L_CURLY@[59; 60) "{"
+        L_CURLY@59..60 "{"
-        R_CURLY@[60; 61) "}"
+        R_CURLY@60..61 "}"
-      SEMICOLON@[61; 62) ";"
+      SEMICOLON@61..62 ";"
-      WHITESPACE@[62; 63) "\n"
+      WHITESPACE@62..63 "\n"
-      R_CURLY@[63; 64) "}"
+      R_CURLY@63..64 "}"
-  WHITESPACE@[64; 65) "\n"
+  WHITESPACE@64..65 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0054_qual_path_in_type_arg.rast b/crates/ra_syntax/test_data/parser/ok/0054_qual_path_in_type_arg.rast
index fabf88e8f..f20819bd2 100644
--- a/crates/ra_syntax/test_data/parser/ok/0054_qual_path_in_type_arg.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0054_qual_path_in_type_arg.rast
@@ -1,126 +1,126 @@
-SOURCE_FILE@[0; 88)
+SOURCE_FILE@0..88
-  FN_DEF@[0; 26)
+  FN_DEF@0..26
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 4)
+    NAME@3..4
-      IDENT@[3; 4) "a"
+      IDENT@3..4 "a"
-    PARAM_LIST@[4; 6)
+    PARAM_LIST@4..6
-      L_PAREN@[4; 5) "("
+      L_PAREN@4..5 "("
-      R_PAREN@[5; 6) ")"
+      R_PAREN@5..6 ")"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    RET_TYPE@[7; 23)
+    RET_TYPE@7..23
-      THIN_ARROW@[7; 9) "->"
+      THIN_ARROW@7..9 "->"
-      WHITESPACE@[9; 10) " "
+      WHITESPACE@9..10 " "
-      PATH_TYPE@[10; 23)
+      PATH_TYPE@10..23
-        PATH@[10; 23)
+        PATH@10..23
-          PATH_SEGMENT@[10; 23)
+          PATH_SEGMENT@10..23
-            NAME_REF@[10; 13)
+            NAME_REF@10..13
-              IDENT@[10; 13) "Foo"
+              IDENT@10..13 "Foo"
-            TYPE_ARG_LIST@[13; 23)
+            TYPE_ARG_LIST@13..23
-              L_ANGLE@[13; 14) "<"
+              L_ANGLE@13..14 "<"
-              TYPE_ARG@[14; 22)
+              TYPE_ARG@14..22
-                PATH_TYPE@[14; 22)
+                PATH_TYPE@14..22
-                  PATH@[14; 22)
+                  PATH@14..22
-                    PATH@[14; 17)
+                    PATH@14..17
-                      PATH_SEGMENT@[14; 17)
+                      PATH_SEGMENT@14..17
-                        NAME_REF@[14; 17)
+                        NAME_REF@14..17
-                          IDENT@[14; 17) "bar"
+                          IDENT@14..17 "bar"
-                    COLON2@[17; 19) "::"
+                    COLON2@17..19 "::"
-                    PATH_SEGMENT@[19; 22)
+                    PATH_SEGMENT@19..22
-                      NAME_REF@[19; 22)
+                      NAME_REF@19..22
-                        IDENT@[19; 22) "Baz"
+                        IDENT@19..22 "Baz"
-              R_ANGLE@[22; 23) ">"
+              R_ANGLE@22..23 ">"
-    WHITESPACE@[23; 24) " "
+    WHITESPACE@23..24 " "
-    BLOCK_EXPR@[24; 26)
+    BLOCK_EXPR@24..26
-      BLOCK@[24; 26)
+      BLOCK@24..26
-        L_CURLY@[24; 25) "{"
+        L_CURLY@24..25 "{"
-        R_CURLY@[25; 26) "}"
+        R_CURLY@25..26 "}"
-  WHITESPACE@[26; 28) "\n\n"
+  WHITESPACE@26..28 "\n\n"
-  FN_DEF@[28; 56)
+  FN_DEF@28..56
-    FN_KW@[28; 30) "fn"
+    FN_KW@28..30 "fn"
-    WHITESPACE@[30; 31) " "
+    WHITESPACE@30..31 " "
-    NAME@[31; 32)
+    NAME@31..32
-      IDENT@[31; 32) "b"
+      IDENT@31..32 "b"
-    PARAM_LIST@[32; 53)
+    PARAM_LIST@32..53
-      L_PAREN@[32; 33) "("
+      L_PAREN@32..33 "("
-      PARAM@[33; 52)
+      PARAM@33..52
-        PLACEHOLDER_PAT@[33; 34)
+        PLACEHOLDER_PAT@33..34
-          UNDERSCORE@[33; 34) "_"
+          UNDERSCORE@33..34 "_"
-        COLON@[34; 35) ":"
+        COLON@34..35 ":"
-        WHITESPACE@[35; 36) " "
+        WHITESPACE@35..36 " "
-        IMPL_TRAIT_TYPE@[36; 52)
+        IMPL_TRAIT_TYPE@36..52
-          IMPL_KW@[36; 40) "impl"
+          IMPL_KW@36..40 "impl"
-          WHITESPACE@[40; 41) " "
+          WHITESPACE@40..41 " "
-          TYPE_BOUND_LIST@[41; 52)
+          TYPE_BOUND_LIST@41..52
-            TYPE_BOUND@[41; 52)
+            TYPE_BOUND@41..52
-              PATH_TYPE@[41; 52)
+              PATH_TYPE@41..52
-                PATH@[41; 52)
+                PATH@41..52
-                  PATH_SEGMENT@[41; 52)
+                  PATH_SEGMENT@41..52
-                    NAME_REF@[41; 46)
+                    NAME_REF@41..46
-                      IDENT@[41; 46) "FnMut"
+                      IDENT@41..46 "FnMut"
-                    PARAM_LIST@[46; 52)
+                    PARAM_LIST@46..52
-                      L_PAREN@[46; 47) "("
+                      L_PAREN@46..47 "("
-                      PARAM@[47; 51)
+                      PARAM@47..51
-                        PATH_TYPE@[47; 51)
+                        PATH_TYPE@47..51
-                          PATH@[47; 51)
+                          PATH@47..51
-                            PATH@[47; 48)
+                            PATH@47..48
-                              PATH_SEGMENT@[47; 48)
+                              PATH_SEGMENT@47..48
-                                NAME_REF@[47; 48)
+                                NAME_REF@47..48
-                                  IDENT@[47; 48) "x"
+                                  IDENT@47..48 "x"
-                            COLON2@[48; 50) "::"
+                            COLON2@48..50 "::"
-                            PATH_SEGMENT@[50; 51)
+                            PATH_SEGMENT@50..51
-                              NAME_REF@[50; 51)
+                              NAME_REF@50..51
-                                IDENT@[50; 51) "Y"
+                                IDENT@50..51 "Y"
-                      R_PAREN@[51; 52) ")"
+                      R_PAREN@51..52 ")"
-      R_PAREN@[52; 53) ")"
+      R_PAREN@52..53 ")"
-    WHITESPACE@[53; 54) " "
+    WHITESPACE@53..54 " "
-    BLOCK_EXPR@[54; 56)
+    BLOCK_EXPR@54..56
-      BLOCK@[54; 56)
+      BLOCK@54..56
-        L_CURLY@[54; 55) "{"
+        L_CURLY@54..55 "{"
-        R_CURLY@[55; 56) "}"
+        R_CURLY@55..56 "}"
-  WHITESPACE@[56; 58) "\n\n"
+  WHITESPACE@56..58 "\n\n"
-  FN_DEF@[58; 87)
+  FN_DEF@58..87
-    FN_KW@[58; 60) "fn"
+    FN_KW@58..60 "fn"
-    WHITESPACE@[60; 61) " "
+    WHITESPACE@60..61 " "
-    NAME@[61; 62)
+    NAME@61..62
-      IDENT@[61; 62) "c"
+      IDENT@61..62 "c"
-    PARAM_LIST@[62; 84)
+    PARAM_LIST@62..84
-      L_PAREN@[62; 63) "("
+      L_PAREN@62..63 "("
-      PARAM@[63; 83)
+      PARAM@63..83
-        PLACEHOLDER_PAT@[63; 64)
+        PLACEHOLDER_PAT@63..64
-          UNDERSCORE@[63; 64) "_"
+          UNDERSCORE@63..64 "_"
-        COLON@[64; 65) ":"
+        COLON@64..65 ":"
-        WHITESPACE@[65; 66) " "
+        WHITESPACE@65..66 " "
-        IMPL_TRAIT_TYPE@[66; 83)
+        IMPL_TRAIT_TYPE@66..83
-          IMPL_KW@[66; 70) "impl"
+          IMPL_KW@66..70 "impl"
-          WHITESPACE@[70; 71) " "
+          WHITESPACE@70..71 " "
-          TYPE_BOUND_LIST@[71; 83)
+          TYPE_BOUND_LIST@71..83
-            TYPE_BOUND@[71; 83)
+            TYPE_BOUND@71..83
-              PATH_TYPE@[71; 83)
+              PATH_TYPE@71..83
-                PATH@[71; 83)
+                PATH@71..83
-                  PATH_SEGMENT@[71; 83)
+                  PATH_SEGMENT@71..83
-                    NAME_REF@[71; 76)
+                    NAME_REF@71..76
-                      IDENT@[71; 76) "FnMut"
+                      IDENT@71..76 "FnMut"
-                    PARAM_LIST@[76; 83)
+                    PARAM_LIST@76..83
-                      L_PAREN@[76; 77) "("
+                      L_PAREN@76..77 "("
-                      PARAM@[77; 82)
+                      PARAM@77..82
-                        REFERENCE_TYPE@[77; 82)
+                        REFERENCE_TYPE@77..82
-                          AMP@[77; 78) "&"
+                          AMP@77..78 "&"
-                          PATH_TYPE@[78; 82)
+                          PATH_TYPE@78..82
-                            PATH@[78; 82)
+                            PATH@78..82
-                              PATH@[78; 79)
+                              PATH@78..79
-                                PATH_SEGMENT@[78; 79)
+                                PATH_SEGMENT@78..79
-                                  NAME_REF@[78; 79)
+                                  NAME_REF@78..79
-                                    IDENT@[78; 79) "x"
+                                    IDENT@78..79 "x"
-                              COLON2@[79; 81) "::"
+                              COLON2@79..81 "::"
-                              PATH_SEGMENT@[81; 82)
+                              PATH_SEGMENT@81..82
-                                NAME_REF@[81; 82)
+                                NAME_REF@81..82
-                                  IDENT@[81; 82) "Y"
+                                  IDENT@81..82 "Y"
-                      R_PAREN@[82; 83) ")"
+                      R_PAREN@82..83 ")"
-      R_PAREN@[83; 84) ")"
+      R_PAREN@83..84 ")"
-    WHITESPACE@[84; 85) " "
+    WHITESPACE@84..85 " "
-    BLOCK_EXPR@[85; 87)
+    BLOCK_EXPR@85..87
-      BLOCK@[85; 87)
+      BLOCK@85..87
-        L_CURLY@[85; 86) "{"
+        L_CURLY@85..86 "{"
-        R_CURLY@[86; 87) "}"
+        R_CURLY@86..87 "}"
-  WHITESPACE@[87; 88) "\n"
+  WHITESPACE@87..88 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0055_dot_dot_dot.rast b/crates/ra_syntax/test_data/parser/ok/0055_dot_dot_dot.rast
index 6ac3f1458..dcdb3cc6d 100644
--- a/crates/ra_syntax/test_data/parser/ok/0055_dot_dot_dot.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0055_dot_dot_dot.rast
@@ -1,50 +1,50 @@
-SOURCE_FILE@[0; 49)
+SOURCE_FILE@0..49
-  TYPE_ALIAS_DEF@[0; 12)
+  TYPE_ALIAS_DEF@0..12
-    TYPE_KW@[0; 4) "type"
+    TYPE_KW@0..4 "type"
-    WHITESPACE@[4; 5) " "
+    WHITESPACE@4..5 " "
-    NAME@[5; 6)
+    NAME@5..6
-      IDENT@[5; 6) "X"
+      IDENT@5..6 "X"
-    WHITESPACE@[6; 7) " "
+    WHITESPACE@6..7 " "
-    EQ@[7; 8) "="
+    EQ@7..8 "="
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    TUPLE_TYPE@[9; 11)
+    TUPLE_TYPE@9..11
-      L_PAREN@[9; 10) "("
+      L_PAREN@9..10 "("
-      R_PAREN@[10; 11) ")"
+      R_PAREN@10..11 ")"
-    SEMICOLON@[11; 12) ";"
+    SEMICOLON@11..12 ";"
-  WHITESPACE@[12; 14) "\n\n"
+  WHITESPACE@12..14 "\n\n"
-  FN_DEF@[14; 48)
+  FN_DEF@14..48
-    FN_KW@[14; 16) "fn"
+    FN_KW@14..16 "fn"
-    WHITESPACE@[16; 17) " "
+    WHITESPACE@16..17 " "
-    NAME@[17; 21)
+    NAME@17..21
-      IDENT@[17; 21) "main"
+      IDENT@17..21 "main"
-    PARAM_LIST@[21; 23)
+    PARAM_LIST@21..23
-      L_PAREN@[21; 22) "("
+      L_PAREN@21..22 "("
-      R_PAREN@[22; 23) ")"
+      R_PAREN@22..23 ")"
-    WHITESPACE@[23; 24) " "
+    WHITESPACE@23..24 " "
-    BLOCK_EXPR@[24; 48)
+    BLOCK_EXPR@24..48
-      BLOCK@[24; 48)
+      BLOCK@24..48
-        L_CURLY@[24; 25) "{"
+        L_CURLY@24..25 "{"
-        WHITESPACE@[25; 30) "\n    "
+        WHITESPACE@25..30 "\n    "
-        LET_STMT@[30; 46)
+        LET_STMT@30..46
-          LET_KW@[30; 33) "let"
+          LET_KW@30..33 "let"
-          WHITESPACE@[33; 34) " "
+          WHITESPACE@33..34 " "
-          TUPLE_PAT@[34; 36)
+          TUPLE_PAT@34..36
-            L_PAREN@[34; 35) "("
+            L_PAREN@34..35 "("
-            R_PAREN@[35; 36) ")"
+            R_PAREN@35..36 ")"
-          COLON@[36; 37) ":"
+          COLON@36..37 ":"
-          PATH_TYPE@[37; 40)
+          PATH_TYPE@37..40
-            PATH@[37; 40)
+            PATH@37..40
-              PATH_SEGMENT@[37; 40)
+              PATH_SEGMENT@37..40
-                COLON2@[37; 39) "::"
+                COLON2@37..39 "::"
-                NAME_REF@[39; 40)
+                NAME_REF@39..40
-                  IDENT@[39; 40) "X"
+                  IDENT@39..40 "X"
-          WHITESPACE@[40; 41) " "
+          WHITESPACE@40..41 " "
-          EQ@[41; 42) "="
+          EQ@41..42 "="
-          WHITESPACE@[42; 43) " "
+          WHITESPACE@42..43 " "
-          TUPLE_EXPR@[43; 45)
+          TUPLE_EXPR@43..45
-            L_PAREN@[43; 44) "("
+            L_PAREN@43..44 "("
-            R_PAREN@[44; 45) ")"
+            R_PAREN@44..45 ")"
-          SEMICOLON@[45; 46) ";"
+          SEMICOLON@45..46 ";"
-        WHITESPACE@[46; 47) "\n"
+        WHITESPACE@46..47 "\n"
-        R_CURLY@[47; 48) "}"
+        R_CURLY@47..48 "}"
-  WHITESPACE@[48; 49) "\n"
+  WHITESPACE@48..49 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0056_neq_in_type.rast b/crates/ra_syntax/test_data/parser/ok/0056_neq_in_type.rast
index 4a4ad84ca..6176a9620 100644
--- a/crates/ra_syntax/test_data/parser/ok/0056_neq_in_type.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0056_neq_in_type.rast
@@ -1,66 +1,66 @@
-SOURCE_FILE@[0; 71)
+SOURCE_FILE@0..71
-  FN_DEF@[0; 70)
+  FN_DEF@0..70
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 70)
+    BLOCK_EXPR@10..70
-      BLOCK@[10; 70)
+      BLOCK@10..70
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        IF_EXPR@[16; 68)
+        IF_EXPR@16..68
-          IF_KW@[16; 18) "if"
+          IF_KW@16..18 "if"
-          WHITESPACE@[18; 19) " "
+          WHITESPACE@18..19 " "
-          CONDITION@[19; 65)
+          CONDITION@19..65
-            BIN_EXPR@[19; 65)
+            BIN_EXPR@19..65
-              CAST_EXPR@[19; 40)
+              CAST_EXPR@19..40
-                METHOD_CALL_EXPR@[19; 33)
+                METHOD_CALL_EXPR@19..33
-                  LITERAL@[19; 25)
+                  LITERAL@19..25
-                    FLOAT_NUMBER@[19; 25) "1.0f32"
+                    FLOAT_NUMBER@19..25 "1.0f32"
-                  DOT@[25; 26) "."
+                  DOT@25..26 "."
-                  NAME_REF@[26; 31)
+                  NAME_REF@26..31
-                    IDENT@[26; 31) "floor"
+                    IDENT@26..31 "floor"
-                  ARG_LIST@[31; 33)
+                  ARG_LIST@31..33
-                    L_PAREN@[31; 32) "("
+                    L_PAREN@31..32 "("
-                    R_PAREN@[32; 33) ")"
+                    R_PAREN@32..33 ")"
-                WHITESPACE@[33; 34) " "
+                WHITESPACE@33..34 " "
-                AS_KW@[34; 36) "as"
+                AS_KW@34..36 "as"
-                WHITESPACE@[36; 37) " "
+                WHITESPACE@36..37 " "
-                PATH_TYPE@[37; 40)
+                PATH_TYPE@37..40
-                  PATH@[37; 40)
+                  PATH@37..40
-                    PATH_SEGMENT@[37; 40)
+                    PATH_SEGMENT@37..40
-                      NAME_REF@[37; 40)
+                      NAME_REF@37..40
-                        IDENT@[37; 40) "i64"
+                        IDENT@37..40 "i64"
-              WHITESPACE@[40; 41) " "
+              WHITESPACE@40..41 " "
-              NEQ@[41; 43) "!="
+              NEQ@41..43 "!="
-              WHITESPACE@[43; 44) " "
+              WHITESPACE@43..44 " "
-              CAST_EXPR@[44; 65)
+              CAST_EXPR@44..65
-                METHOD_CALL_EXPR@[44; 58)
+                METHOD_CALL_EXPR@44..58
-                  LITERAL@[44; 50)
+                  LITERAL@44..50
-                    FLOAT_NUMBER@[44; 50) "1.0f32"
+                    FLOAT_NUMBER@44..50 "1.0f32"
-                  DOT@[50; 51) "."
+                  DOT@50..51 "."
-                  NAME_REF@[51; 56)
+                  NAME_REF@51..56
-                    IDENT@[51; 56) "floor"
+                    IDENT@51..56 "floor"
-                  ARG_LIST@[56; 58)
+                  ARG_LIST@56..58
-                    L_PAREN@[56; 57) "("
+                    L_PAREN@56..57 "("
-                    R_PAREN@[57; 58) ")"
+                    R_PAREN@57..58 ")"
-                WHITESPACE@[58; 59) " "
+                WHITESPACE@58..59 " "
-                AS_KW@[59; 61) "as"
+                AS_KW@59..61 "as"
-                WHITESPACE@[61; 62) " "
+                WHITESPACE@61..62 " "
-                PATH_TYPE@[62; 65)
+                PATH_TYPE@62..65
-                  PATH@[62; 65)
+                  PATH@62..65
-                    PATH_SEGMENT@[62; 65)
+                    PATH_SEGMENT@62..65
-                      NAME_REF@[62; 65)
+                      NAME_REF@62..65
-                        IDENT@[62; 65) "i64"
+                        IDENT@62..65 "i64"
-          WHITESPACE@[65; 66) " "
+          WHITESPACE@65..66 " "
-          BLOCK_EXPR@[66; 68)
+          BLOCK_EXPR@66..68
-            BLOCK@[66; 68)
+            BLOCK@66..68
-              L_CURLY@[66; 67) "{"
+              L_CURLY@66..67 "{"
-              R_CURLY@[67; 68) "}"
+              R_CURLY@67..68 "}"
-        WHITESPACE@[68; 69) "\n"
+        WHITESPACE@68..69 "\n"
-        R_CURLY@[69; 70) "}"
+        R_CURLY@69..70 "}"
-  WHITESPACE@[70; 71) "\n"
+  WHITESPACE@70..71 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0057_loop_in_call.rast b/crates/ra_syntax/test_data/parser/ok/0057_loop_in_call.rast
index 2c07bde43..342fe23f5 100644
--- a/crates/ra_syntax/test_data/parser/ok/0057_loop_in_call.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0057_loop_in_call.rast
@@ -1,59 +1,59 @@
-SOURCE_FILE@[0; 50)
+SOURCE_FILE@0..50
-  FN_DEF@[0; 17)
+  FN_DEF@0..17
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 6)
+    NAME@3..6
-      IDENT@[3; 6) "foo"
+      IDENT@3..6 "foo"
-    PARAM_LIST@[6; 14)
+    PARAM_LIST@6..14
-      L_PAREN@[6; 7) "("
+      L_PAREN@6..7 "("
-      PARAM@[7; 13)
+      PARAM@7..13
-        BIND_PAT@[7; 8)
+        BIND_PAT@7..8
-          NAME@[7; 8)
+          NAME@7..8
-            IDENT@[7; 8) "x"
+            IDENT@7..8 "x"
-        COLON@[8; 9) ":"
+        COLON@8..9 ":"
-        WHITESPACE@[9; 10) " "
+        WHITESPACE@9..10 " "
-        PATH_TYPE@[10; 13)
+        PATH_TYPE@10..13
-          PATH@[10; 13)
+          PATH@10..13
-            PATH_SEGMENT@[10; 13)
+            PATH_SEGMENT@10..13
-              NAME_REF@[10; 13)
+              NAME_REF@10..13
-                IDENT@[10; 13) "i32"
+                IDENT@10..13 "i32"
-      R_PAREN@[13; 14) ")"
+      R_PAREN@13..14 ")"
-    WHITESPACE@[14; 15) " "
+    WHITESPACE@14..15 " "
-    BLOCK_EXPR@[15; 17)
+    BLOCK_EXPR@15..17
-      BLOCK@[15; 17)
+      BLOCK@15..17
-        L_CURLY@[15; 16) "{"
+        L_CURLY@15..16 "{"
-        R_CURLY@[16; 17) "}"
+        R_CURLY@16..17 "}"
-  WHITESPACE@[17; 19) "\n\n"
+  WHITESPACE@17..19 "\n\n"
-  FN_DEF@[19; 50)
+  FN_DEF@19..50
-    FN_KW@[19; 21) "fn"
+    FN_KW@19..21 "fn"
-    WHITESPACE@[21; 22) " "
+    WHITESPACE@21..22 " "
-    NAME@[22; 26)
+    NAME@22..26
-      IDENT@[22; 26) "main"
+      IDENT@22..26 "main"
-    PARAM_LIST@[26; 28)
+    PARAM_LIST@26..28
-      L_PAREN@[26; 27) "("
+      L_PAREN@26..27 "("
-      R_PAREN@[27; 28) ")"
+      R_PAREN@27..28 ")"
-    WHITESPACE@[28; 29) " "
+    WHITESPACE@28..29 " "
-    BLOCK_EXPR@[29; 50)
+    BLOCK_EXPR@29..50
-      BLOCK@[29; 50)
+      BLOCK@29..50
-        L_CURLY@[29; 30) "{"
+        L_CURLY@29..30 "{"
-        WHITESPACE@[30; 35) "\n    "
+        WHITESPACE@30..35 "\n    "
-        EXPR_STMT@[35; 48)
+        EXPR_STMT@35..48
-          CALL_EXPR@[35; 47)
+          CALL_EXPR@35..47
-            PATH_EXPR@[35; 38)
+            PATH_EXPR@35..38
-              PATH@[35; 38)
+              PATH@35..38
-                PATH_SEGMENT@[35; 38)
+                PATH_SEGMENT@35..38
-                  NAME_REF@[35; 38)
+                  NAME_REF@35..38
-                    IDENT@[35; 38) "foo"
+                    IDENT@35..38 "foo"
-            ARG_LIST@[38; 47)
+            ARG_LIST@38..47
-              L_PAREN@[38; 39) "("
+              L_PAREN@38..39 "("
-              LOOP_EXPR@[39; 46)
+              LOOP_EXPR@39..46
-                LOOP_KW@[39; 43) "loop"
+                LOOP_KW@39..43 "loop"
-                WHITESPACE@[43; 44) " "
+                WHITESPACE@43..44 " "
-                BLOCK_EXPR@[44; 46)
+                BLOCK_EXPR@44..46
-                  BLOCK@[44; 46)
+                  BLOCK@44..46
-                    L_CURLY@[44; 45) "{"
+                    L_CURLY@44..45 "{"
-                    R_CURLY@[45; 46) "}"
+                    R_CURLY@45..46 "}"
-              R_PAREN@[46; 47) ")"
+              R_PAREN@46..47 ")"
-          SEMICOLON@[47; 48) ";"
+          SEMICOLON@47..48 ";"
-        WHITESPACE@[48; 49) "\n"
+        WHITESPACE@48..49 "\n"
-        R_CURLY@[49; 50) "}"
+        R_CURLY@49..50 "}"
diff --git a/crates/ra_syntax/test_data/parser/ok/0058_unary_expr_precedence.rast b/crates/ra_syntax/test_data/parser/ok/0058_unary_expr_precedence.rast
index 9de9efbad..360b6e044 100644
--- a/crates/ra_syntax/test_data/parser/ok/0058_unary_expr_precedence.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0058_unary_expr_precedence.rast
@@ -1,97 +1,97 @@
-SOURCE_FILE@[0; 79)
+SOURCE_FILE@0..79
-  FN_DEF@[0; 78)
+  FN_DEF@0..78
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 6)
+    NAME@3..6
-      IDENT@[3; 6) "foo"
+      IDENT@3..6 "foo"
-    PARAM_LIST@[6; 8)
+    PARAM_LIST@6..8
-      L_PAREN@[6; 7) "("
+      L_PAREN@6..7 "("
-      R_PAREN@[7; 8) ")"
+      R_PAREN@7..8 ")"
-    WHITESPACE@[8; 9) " "
+    WHITESPACE@8..9 " "
-    BLOCK_EXPR@[9; 78)
+    BLOCK_EXPR@9..78
-      BLOCK@[9; 78)
+      BLOCK@9..78
-        L_CURLY@[9; 10) "{"
+        L_CURLY@9..10 "{"
-        WHITESPACE@[10; 15) "\n    "
+        WHITESPACE@10..15 "\n    "
-        EXPR_STMT@[15; 27)
+        EXPR_STMT@15..27
-          BIN_EXPR@[15; 26)
+          BIN_EXPR@15..26
-            BIN_EXPR@[15; 22)
+            BIN_EXPR@15..22
-              LITERAL@[15; 16)
+              LITERAL@15..16
-                INT_NUMBER@[15; 16) "1"
+                INT_NUMBER@15..16 "1"
-              WHITESPACE@[16; 17) " "
+              WHITESPACE@16..17 " "
-              PLUS@[17; 18) "+"
+              PLUS@17..18 "+"
-              WHITESPACE@[18; 19) " "
+              WHITESPACE@18..19 " "
-              PREFIX_EXPR@[19; 22)
+              PREFIX_EXPR@19..22
-                STAR@[19; 20) "*"
+                STAR@19..20 "*"
-                REF_EXPR@[20; 22)
+                REF_EXPR@20..22
-                  AMP@[20; 21) "&"
+                  AMP@20..21 "&"
-                  LITERAL@[21; 22)
+                  LITERAL@21..22
-                    INT_NUMBER@[21; 22) "2"
+                    INT_NUMBER@21..22 "2"
-            WHITESPACE@[22; 23) " "
+            WHITESPACE@22..23 " "
-            PLUS@[23; 24) "+"
+            PLUS@23..24 "+"
-            WHITESPACE@[24; 25) " "
+            WHITESPACE@24..25 " "
-            LITERAL@[25; 26)
+            LITERAL@25..26
-              INT_NUMBER@[25; 26) "3"
+              INT_NUMBER@25..26 "3"
-          SEMICOLON@[26; 27) ";"
+          SEMICOLON@26..27 ";"
-        WHITESPACE@[27; 32) "\n    "
+        WHITESPACE@27..32 "\n    "
-        EXPR_STMT@[32; 43)
+        EXPR_STMT@32..43
-          CAST_EXPR@[32; 42)
+          CAST_EXPR@32..42
-            PREFIX_EXPR@[32; 35)
+            PREFIX_EXPR@32..35
-              STAR@[32; 33) "*"
+              STAR@32..33 "*"
-              REF_EXPR@[33; 35)
+              REF_EXPR@33..35
-                AMP@[33; 34) "&"
+                AMP@33..34 "&"
-                LITERAL@[34; 35)
+                LITERAL@34..35
-                  INT_NUMBER@[34; 35) "1"
+                  INT_NUMBER@34..35 "1"
-            WHITESPACE@[35; 36) " "
+            WHITESPACE@35..36 " "
-            AS_KW@[36; 38) "as"
+            AS_KW@36..38 "as"
-            WHITESPACE@[38; 39) " "
+            WHITESPACE@38..39 " "
-            PATH_TYPE@[39; 42)
+            PATH_TYPE@39..42
-              PATH@[39; 42)
+              PATH@39..42
-                PATH_SEGMENT@[39; 42)
+                PATH_SEGMENT@39..42
-                  NAME_REF@[39; 42)
+                  NAME_REF@39..42
-                    IDENT@[39; 42) "u64"
+                    IDENT@39..42 "u64"
-          SEMICOLON@[42; 43) ";"
+          SEMICOLON@42..43 ";"
-        WHITESPACE@[43; 48) "\n    "
+        WHITESPACE@43..48 "\n    "
-        EXPR_STMT@[48; 54)
+        EXPR_STMT@48..54
-          PREFIX_EXPR@[48; 53)
+          PREFIX_EXPR@48..53
-            STAR@[48; 49) "*"
+            STAR@48..49 "*"
-            CALL_EXPR@[49; 53)
+            CALL_EXPR@49..53
-              PATH_EXPR@[49; 50)
+              PATH_EXPR@49..50
-                PATH@[49; 50)
+                PATH@49..50
-                  PATH_SEGMENT@[49; 50)
+                  PATH_SEGMENT@49..50
-                    NAME_REF@[49; 50)
+                    NAME_REF@49..50
-                      IDENT@[49; 50) "x"
+                      IDENT@49..50 "x"
-              ARG_LIST@[50; 53)
+              ARG_LIST@50..53
-                L_PAREN@[50; 51) "("
+                L_PAREN@50..51 "("
-                LITERAL@[51; 52)
+                LITERAL@51..52
-                  INT_NUMBER@[51; 52) "1"
+                  INT_NUMBER@51..52 "1"
-                R_PAREN@[52; 53) ")"
+                R_PAREN@52..53 ")"
-          SEMICOLON@[53; 54) ";"
+          SEMICOLON@53..54 ";"
-        WHITESPACE@[54; 59) "\n    "
+        WHITESPACE@54..59 "\n    "
-        EXPR_STMT@[59; 65)
+        EXPR_STMT@59..65
-          REF_EXPR@[59; 64)
+          REF_EXPR@59..64
-            AMP@[59; 60) "&"
+            AMP@59..60 "&"
-            INDEX_EXPR@[60; 64)
+            INDEX_EXPR@60..64
-              PATH_EXPR@[60; 61)
+              PATH_EXPR@60..61
-                PATH@[60; 61)
+                PATH@60..61
-                  PATH_SEGMENT@[60; 61)
+                  PATH_SEGMENT@60..61
-                    NAME_REF@[60; 61)
+                    NAME_REF@60..61
-                      IDENT@[60; 61) "x"
+                      IDENT@60..61 "x"
-              L_BRACK@[61; 62) "["
+              L_BRACK@61..62 "["
-              LITERAL@[62; 63)
+              LITERAL@62..63
-                INT_NUMBER@[62; 63) "1"
+                INT_NUMBER@62..63 "1"
-              R_BRACK@[63; 64) "]"
+              R_BRACK@63..64 "]"
-          SEMICOLON@[64; 65) ";"
+          SEMICOLON@64..65 ";"
-        WHITESPACE@[65; 70) "\n    "
+        WHITESPACE@65..70 "\n    "
-        EXPR_STMT@[70; 76)
+        EXPR_STMT@70..76
-          RANGE_EXPR@[70; 75)
+          RANGE_EXPR@70..75
-            PREFIX_EXPR@[70; 72)
+            PREFIX_EXPR@70..72
-              MINUS@[70; 71) "-"
+              MINUS@70..71 "-"
-              LITERAL@[71; 72)
+              LITERAL@71..72
-                INT_NUMBER@[71; 72) "1"
+                INT_NUMBER@71..72 "1"
-            DOT2@[72; 74) ".."
+            DOT2@72..74 ".."
-            LITERAL@[74; 75)
+            LITERAL@74..75
-              INT_NUMBER@[74; 75) "2"
+              INT_NUMBER@74..75 "2"
-          SEMICOLON@[75; 76) ";"
+          SEMICOLON@75..76 ";"
-        WHITESPACE@[76; 77) "\n"
+        WHITESPACE@76..77 "\n"
-        R_CURLY@[77; 78) "}"
+        R_CURLY@77..78 "}"
-  WHITESPACE@[78; 79) "\n"
+  WHITESPACE@78..79 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0059_loops_in_parens.rast b/crates/ra_syntax/test_data/parser/ok/0059_loops_in_parens.rast
index 101478ce1..225b1d0b6 100644
--- a/crates/ra_syntax/test_data/parser/ok/0059_loops_in_parens.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0059_loops_in_parens.rast
@@ -1,101 +1,101 @@
-SOURCE_FILE@[0; 105)
+SOURCE_FILE@0..105
-  FN_DEF@[0; 104)
+  FN_DEF@0..104
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 104)
+    BLOCK_EXPR@10..104
-      BLOCK@[10; 104)
+      BLOCK@10..104
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        EXPR_STMT@[16; 50)
+        EXPR_STMT@16..50
-          CALL_EXPR@[16; 49)
+          CALL_EXPR@16..49
-            PATH_EXPR@[16; 20)
+            PATH_EXPR@16..20
-              PATH@[16; 20)
+              PATH@16..20
-                PATH_SEGMENT@[16; 20)
+                PATH_SEGMENT@16..20
-                  NAME_REF@[16; 20)
+                  NAME_REF@16..20
-                    IDENT@[16; 20) "Some"
+                    IDENT@16..20 "Some"
-            ARG_LIST@[20; 49)
+            ARG_LIST@20..49
-              L_PAREN@[20; 21) "("
+              L_PAREN@20..21 "("
-              FOR_EXPR@[21; 48)
+              FOR_EXPR@21..48
-                FOR_KW@[21; 24) "for"
+                FOR_KW@21..24 "for"
-                WHITESPACE@[24; 25) " "
+                WHITESPACE@24..25 " "
-                PLACEHOLDER_PAT@[25; 26)
+                PLACEHOLDER_PAT@25..26
-                  UNDERSCORE@[25; 26) "_"
+                  UNDERSCORE@25..26 "_"
-                WHITESPACE@[26; 27) " "
+                WHITESPACE@26..27 " "
-                IN_KW@[27; 29) "in"
+                IN_KW@27..29 "in"
-                WHITESPACE@[29; 30) " "
+                WHITESPACE@29..30 " "
-                METHOD_CALL_EXPR@[30; 45)
+                METHOD_CALL_EXPR@30..45
-                  ARRAY_EXPR@[30; 33)
+                  ARRAY_EXPR@30..33
-                    L_BRACK@[30; 31) "["
+                    L_BRACK@30..31 "["
-                    LITERAL@[31; 32)
+                    LITERAL@31..32
-                      INT_NUMBER@[31; 32) "1"
+                      INT_NUMBER@31..32 "1"
-                    R_BRACK@[32; 33) "]"
+                    R_BRACK@32..33 "]"
-                  DOT@[33; 34) "."
+                  DOT@33..34 "."
-                  NAME_REF@[34; 43)
+                  NAME_REF@34..43
-                    IDENT@[34; 43) "into_iter"
+                    IDENT@34..43 "into_iter"
-                  ARG_LIST@[43; 45)
+                  ARG_LIST@43..45
-                    L_PAREN@[43; 44) "("
+                    L_PAREN@43..44 "("
-                    R_PAREN@[44; 45) ")"
+                    R_PAREN@44..45 ")"
-                WHITESPACE@[45; 46) " "
+                WHITESPACE@45..46 " "
-                BLOCK_EXPR@[46; 48)
+                BLOCK_EXPR@46..48
-                  BLOCK@[46; 48)
+                  BLOCK@46..48
-                    L_CURLY@[46; 47) "{"
+                    L_CURLY@46..47 "{"
-                    R_CURLY@[47; 48) "}"
+                    R_CURLY@47..48 "}"
-              R_PAREN@[48; 49) ")"
+              R_PAREN@48..49 ")"
-          SEMICOLON@[49; 50) ";"
+          SEMICOLON@49..50 ";"
-        WHITESPACE@[50; 55) "\n    "
+        WHITESPACE@50..55 "\n    "
-        EXPR_STMT@[55; 77)
+        EXPR_STMT@55..77
-          CALL_EXPR@[55; 76)
+          CALL_EXPR@55..76
-            PATH_EXPR@[55; 59)
+            PATH_EXPR@55..59
-              PATH@[55; 59)
+              PATH@55..59
-                PATH_SEGMENT@[55; 59)
+                PATH_SEGMENT@55..59
-                  NAME_REF@[55; 59)
+                  NAME_REF@55..59
-                    IDENT@[55; 59) "Some"
+                    IDENT@55..59 "Some"
-            ARG_LIST@[59; 76)
+            ARG_LIST@59..76
-              L_PAREN@[59; 60) "("
+              L_PAREN@59..60 "("
-              LOOP_EXPR@[60; 75)
+              LOOP_EXPR@60..75
-                LOOP_KW@[60; 64) "loop"
+                LOOP_KW@60..64 "loop"
-                WHITESPACE@[64; 65) " "
+                WHITESPACE@64..65 " "
-                BLOCK_EXPR@[65; 75)
+                BLOCK_EXPR@65..75
-                  BLOCK@[65; 75)
+                  BLOCK@65..75
-                    L_CURLY@[65; 66) "{"
+                    L_CURLY@65..66 "{"
-                    WHITESPACE@[66; 67) " "
+                    WHITESPACE@66..67 " "
-                    EXPR_STMT@[67; 73)
+                    EXPR_STMT@67..73
-                      BREAK_EXPR@[67; 72)
+                      BREAK_EXPR@67..72
-                        BREAK_KW@[67; 72) "break"
+                        BREAK_KW@67..72 "break"
-                      SEMICOLON@[72; 73) ";"
+                      SEMICOLON@72..73 ";"
-                    WHITESPACE@[73; 74) " "
+                    WHITESPACE@73..74 " "
-                    R_CURLY@[74; 75) "}"
+                    R_CURLY@74..75 "}"
-              R_PAREN@[75; 76) ")"
+              R_PAREN@75..76 ")"
-          SEMICOLON@[76; 77) ";"
+          SEMICOLON@76..77 ";"
-        WHITESPACE@[77; 82) "\n    "
+        WHITESPACE@77..82 "\n    "
-        EXPR_STMT@[82; 102)
+        EXPR_STMT@82..102
-          CALL_EXPR@[82; 101)
+          CALL_EXPR@82..101
-            PATH_EXPR@[82; 86)
+            PATH_EXPR@82..86
-              PATH@[82; 86)
+              PATH@82..86
-                PATH_SEGMENT@[82; 86)
+                PATH_SEGMENT@82..86
-                  NAME_REF@[82; 86)
+                  NAME_REF@82..86
-                    IDENT@[82; 86) "Some"
+                    IDENT@82..86 "Some"
-            ARG_LIST@[86; 101)
+            ARG_LIST@86..101
-              L_PAREN@[86; 87) "("
+              L_PAREN@86..87 "("
-              WHILE_EXPR@[87; 100)
+              WHILE_EXPR@87..100
-                WHILE_KW@[87; 92) "while"
+                WHILE_KW@87..92 "while"
-                WHITESPACE@[92; 93) " "
+                WHITESPACE@92..93 " "
-                CONDITION@[93; 97)
+                CONDITION@93..97
-                  LITERAL@[93; 97)
+                  LITERAL@93..97
-                    TRUE_KW@[93; 97) "true"
+                    TRUE_KW@93..97 "true"
-                WHITESPACE@[97; 98) " "
+                WHITESPACE@97..98 " "
-                BLOCK_EXPR@[98; 100)
+                BLOCK_EXPR@98..100
-                  BLOCK@[98; 100)
+                  BLOCK@98..100
-                    L_CURLY@[98; 99) "{"
+                    L_CURLY@98..99 "{"
-                    R_CURLY@[99; 100) "}"
+                    R_CURLY@99..100 "}"
-              R_PAREN@[100; 101) ")"
+              R_PAREN@100..101 ")"
-          SEMICOLON@[101; 102) ";"
+          SEMICOLON@101..102 ";"
-        WHITESPACE@[102; 103) "\n"
+        WHITESPACE@102..103 "\n"
-        R_CURLY@[103; 104) "}"
+        R_CURLY@103..104 "}"
-  WHITESPACE@[104; 105) "\n"
+  WHITESPACE@104..105 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0060_as_range.rast b/crates/ra_syntax/test_data/parser/ok/0060_as_range.rast
index 6bff57505..a52a08ed0 100644
--- a/crates/ra_syntax/test_data/parser/ok/0060_as_range.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0060_as_range.rast
@@ -1,56 +1,56 @@
-SOURCE_FILE@[0; 56)
+SOURCE_FILE@0..56
-  FN_DEF@[0; 55)
+  FN_DEF@0..55
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 55)
+    BLOCK_EXPR@10..55
-      BLOCK@[10; 55)
+      BLOCK@10..55
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        EXPR_STMT@[16; 30)
+        EXPR_STMT@16..30
-          RANGE_EXPR@[16; 29)
+          RANGE_EXPR@16..29
-            CAST_EXPR@[16; 26)
+            CAST_EXPR@16..26
-              LITERAL@[16; 17)
+              LITERAL@16..17
-                INT_NUMBER@[16; 17) "0"
+                INT_NUMBER@16..17 "0"
-              WHITESPACE@[17; 18) " "
+              WHITESPACE@17..18 " "
-              AS_KW@[18; 20) "as"
+              AS_KW@18..20 "as"
-              WHITESPACE@[20; 21) " "
+              WHITESPACE@20..21 " "
-              PATH_TYPE@[21; 26)
+              PATH_TYPE@21..26
-                PATH@[21; 26)
+                PATH@21..26
-                  PATH_SEGMENT@[21; 26)
+                  PATH_SEGMENT@21..26
-                    NAME_REF@[21; 26)
+                    NAME_REF@21..26
-                      IDENT@[21; 26) "usize"
+                      IDENT@21..26 "usize"
-            WHITESPACE@[26; 27) " "
+            WHITESPACE@26..27 " "
-            DOT2@[27; 29) ".."
+            DOT2@27..29 ".."
-          SEMICOLON@[29; 30) ";"
+          SEMICOLON@29..30 ";"
-        WHITESPACE@[30; 35) "\n    "
+        WHITESPACE@30..35 "\n    "
-        EXPR_STMT@[35; 53)
+        EXPR_STMT@35..53
-          RANGE_EXPR@[35; 52)
+          RANGE_EXPR@35..52
-            BIN_EXPR@[35; 49)
+            BIN_EXPR@35..49
-              LITERAL@[35; 36)
+              LITERAL@35..36
-                INT_NUMBER@[35; 36) "1"
+                INT_NUMBER@35..36 "1"
-              WHITESPACE@[36; 37) " "
+              WHITESPACE@36..37 " "
-              PLUS@[37; 38) "+"
+              PLUS@37..38 "+"
-              WHITESPACE@[38; 39) " "
+              WHITESPACE@38..39 " "
-              CAST_EXPR@[39; 49)
+              CAST_EXPR@39..49
-                LITERAL@[39; 40)
+                LITERAL@39..40
-                  INT_NUMBER@[39; 40) "2"
+                  INT_NUMBER@39..40 "2"
-                WHITESPACE@[40; 41) " "
+                WHITESPACE@40..41 " "
-                AS_KW@[41; 43) "as"
+                AS_KW@41..43 "as"
-                WHITESPACE@[43; 44) " "
+                WHITESPACE@43..44 " "
-                PATH_TYPE@[44; 49)
+                PATH_TYPE@44..49
-                  PATH@[44; 49)
+                  PATH@44..49
-                    PATH_SEGMENT@[44; 49)
+                    PATH_SEGMENT@44..49
-                      NAME_REF@[44; 49)
+                      NAME_REF@44..49
-                        IDENT@[44; 49) "usize"
+                        IDENT@44..49 "usize"
-            WHITESPACE@[49; 50) " "
+            WHITESPACE@49..50 " "
-            DOT2@[50; 52) ".."
+            DOT2@50..52 ".."
-          SEMICOLON@[52; 53) ";"
+          SEMICOLON@52..53 ";"
-        WHITESPACE@[53; 54) "\n"
+        WHITESPACE@53..54 "\n"
-        R_CURLY@[54; 55) "}"
+        R_CURLY@54..55 "}"
-  WHITESPACE@[55; 56) "\n"
+  WHITESPACE@55..56 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0061_match_full_range.rast b/crates/ra_syntax/test_data/parser/ok/0061_match_full_range.rast
index be6774199..b8974c942 100644
--- a/crates/ra_syntax/test_data/parser/ok/0061_match_full_range.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0061_match_full_range.rast
@@ -1,27 +1,27 @@
-SOURCE_FILE@[0; 35)
+SOURCE_FILE@0..35
-  FN_DEF@[0; 34)
+  FN_DEF@0..34
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 7)
+    NAME@3..7
-      IDENT@[3; 7) "main"
+      IDENT@3..7 "main"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    BLOCK_EXPR@[10; 34)
+    BLOCK_EXPR@10..34
-      BLOCK@[10; 34)
+      BLOCK@10..34
-        L_CURLY@[10; 11) "{"
+        L_CURLY@10..11 "{"
-        WHITESPACE@[11; 16) "\n    "
+        WHITESPACE@11..16 "\n    "
-        MATCH_EXPR@[16; 32)
+        MATCH_EXPR@16..32
-          MATCH_KW@[16; 21) "match"
+          MATCH_KW@16..21 "match"
-          WHITESPACE@[21; 22) " "
+          WHITESPACE@21..22 " "
-          RANGE_EXPR@[22; 24)
+          RANGE_EXPR@22..24
-            DOT2@[22; 24) ".."
+            DOT2@22..24 ".."
-          WHITESPACE@[24; 25) " "
+          WHITESPACE@24..25 " "
-          MATCH_ARM_LIST@[25; 32)
+          MATCH_ARM_LIST@25..32
-            L_CURLY@[25; 26) "{"
+            L_CURLY@25..26 "{"
-            WHITESPACE@[26; 31) "\n    "
+            WHITESPACE@26..31 "\n    "
-            R_CURLY@[31; 32) "}"
+            R_CURLY@31..32 "}"
-        WHITESPACE@[32; 33) "\n"
+        WHITESPACE@32..33 "\n"
-        R_CURLY@[33; 34) "}"
+        R_CURLY@33..34 "}"
-  WHITESPACE@[34; 35) "\n"
+  WHITESPACE@34..35 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0062_macro_2.0.rast b/crates/ra_syntax/test_data/parser/ok/0062_macro_2.0.rast
index f89d7c0d9..46f370eec 100644
--- a/crates/ra_syntax/test_data/parser/ok/0062_macro_2.0.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0062_macro_2.0.rast
@@ -1,176 +1,176 @@
-SOURCE_FILE@[0; 349)
+SOURCE_FILE@0..349
-  MACRO_DEF@[0; 93)
+  MACRO_DEF@0..93
-    MACRO_KW@[0; 5) "macro"
+    MACRO_KW@0..5 "macro"
-    WHITESPACE@[5; 6) " "
+    WHITESPACE@5..6 " "
-    NAME@[6; 21)
+    NAME@6..21
-      IDENT@[6; 21) "parse_use_trees"
+      IDENT@6..21 "parse_use_trees"
-    TOKEN_TREE@[21; 93)
+    TOKEN_TREE@21..93
-      TOKEN_TREE@[21; 41)
+      TOKEN_TREE@21..41
-        L_PAREN@[21; 22) "("
+        L_PAREN@21..22 "("
-        DOLLAR@[22; 23) "$"
+        DOLLAR@22..23 "$"
-        TOKEN_TREE@[23; 32)
+        TOKEN_TREE@23..32
-          L_PAREN@[23; 24) "("
+          L_PAREN@23..24 "("
-          DOLLAR@[24; 25) "$"
+          DOLLAR@24..25 "$"
-          IDENT@[25; 26) "s"
+          IDENT@25..26 "s"
-          COLON@[26; 27) ":"
+          COLON@26..27 ":"
-          IDENT@[27; 31) "expr"
+          IDENT@27..31 "expr"
-          R_PAREN@[31; 32) ")"
+          R_PAREN@31..32 ")"
-        COMMA@[32; 33) ","
+        COMMA@32..33 ","
-        STAR@[33; 34) "*"
+        STAR@33..34 "*"
-        WHITESPACE@[34; 35) " "
+        WHITESPACE@34..35 " "
-        DOLLAR@[35; 36) "$"
+        DOLLAR@35..36 "$"
-        TOKEN_TREE@[36; 39)
+        TOKEN_TREE@36..39
-          L_PAREN@[36; 37) "("
+          L_PAREN@36..37 "("
-          COMMA@[37; 38) ","
+          COMMA@37..38 ","
-          R_PAREN@[38; 39) ")"
+          R_PAREN@38..39 ")"
-        STAR@[39; 40) "*"
+        STAR@39..40 "*"
-        R_PAREN@[40; 41) ")"
+        R_PAREN@40..41 ")"
-      WHITESPACE@[41; 42) " "
+      WHITESPACE@41..42 " "
-      TOKEN_TREE@[42; 93)
+      TOKEN_TREE@42..93
-        L_CURLY@[42; 43) "{"
+        L_CURLY@42..43 "{"
-        WHITESPACE@[43; 48) "\n    "
+        WHITESPACE@43..48 "\n    "
-        IDENT@[48; 51) "vec"
+        IDENT@48..51 "vec"
-        BANG@[51; 52) "!"
+        BANG@51..52 "!"
-        TOKEN_TREE@[52; 91)
+        TOKEN_TREE@52..91
-          L_BRACK@[52; 53) "["
+          L_BRACK@52..53 "["
-          WHITESPACE@[53; 62) "\n        "
+          WHITESPACE@53..62 "\n        "
-          DOLLAR@[62; 63) "$"
+          DOLLAR@62..63 "$"
-          TOKEN_TREE@[63; 84)
+          TOKEN_TREE@63..84
-            L_PAREN@[63; 64) "("
+            L_PAREN@63..64 "("
-            IDENT@[64; 78) "parse_use_tree"
+            IDENT@64..78 "parse_use_tree"
-            TOKEN_TREE@[78; 82)
+            TOKEN_TREE@78..82
-              L_PAREN@[78; 79) "("
+              L_PAREN@78..79 "("
-              DOLLAR@[79; 80) "$"
+              DOLLAR@79..80 "$"
-              IDENT@[80; 81) "s"
+              IDENT@80..81 "s"
-              R_PAREN@[81; 82) ")"
+              R_PAREN@81..82 ")"
-            COMMA@[82; 83) ","
+            COMMA@82..83 ","
-            R_PAREN@[83; 84) ")"
+            R_PAREN@83..84 ")"
-          STAR@[84; 85) "*"
+          STAR@84..85 "*"
-          WHITESPACE@[85; 90) "\n    "
+          WHITESPACE@85..90 "\n    "
-          R_BRACK@[90; 91) "]"
+          R_BRACK@90..91 "]"
-        WHITESPACE@[91; 92) "\n"
+        WHITESPACE@91..92 "\n"
-        R_CURLY@[92; 93) "}"
+        R_CURLY@92..93 "}"
-  WHITESPACE@[93; 95) "\n\n"
+  WHITESPACE@93..95 "\n\n"
-  FN_DEF@[95; 348)
+  FN_DEF@95..348
-    ATTR@[95; 102)
+    ATTR@95..102
-      POUND@[95; 96) "#"
+      POUND@95..96 "#"
-      L_BRACK@[96; 97) "["
+      L_BRACK@96..97 "["
-      PATH@[97; 101)
+      PATH@97..101
-        PATH_SEGMENT@[97; 101)
+        PATH_SEGMENT@97..101
-          NAME_REF@[97; 101)
+          NAME_REF@97..101
-            IDENT@[97; 101) "test"
+            IDENT@97..101 "test"
-      R_BRACK@[101; 102) "]"
+      R_BRACK@101..102 "]"
-    WHITESPACE@[102; 103) "\n"
+    WHITESPACE@102..103 "\n"
-    FN_KW@[103; 105) "fn"
+    FN_KW@103..105 "fn"
-    WHITESPACE@[105; 106) " "
+    WHITESPACE@105..106 " "
-    NAME@[106; 125)
+    NAME@106..125
-      IDENT@[106; 125) "test_use_tree_merge"
+      IDENT@106..125 "test_use_tree_merge"
-    PARAM_LIST@[125; 127)
+    PARAM_LIST@125..127
-      L_PAREN@[125; 126) "("
+      L_PAREN@125..126 "("
-      R_PAREN@[126; 127) ")"
+      R_PAREN@126..127 ")"
-    WHITESPACE@[127; 128) " "
+    WHITESPACE@127..128 " "
-    BLOCK_EXPR@[128; 348)
+    BLOCK_EXPR@128..348
-      BLOCK@[128; 348)
+      BLOCK@128..348
-        L_CURLY@[128; 129) "{"
+        L_CURLY@128..129 "{"
-        WHITESPACE@[129; 134) "\n    "
+        WHITESPACE@129..134 "\n    "
-        MACRO_DEF@[134; 346)
+        MACRO_DEF@134..346
-          MACRO_KW@[134; 139) "macro"
+          MACRO_KW@134..139 "macro"
-          WHITESPACE@[139; 140) " "
+          WHITESPACE@139..140 " "
-          NAME@[140; 150)
+          NAME@140..150
-            IDENT@[140; 150) "test_merge"
+            IDENT@140..150 "test_merge"
-          TOKEN_TREE@[150; 346)
+          TOKEN_TREE@150..346
-            TOKEN_TREE@[150; 203)
+            TOKEN_TREE@150..203
-              L_PAREN@[150; 151) "("
+              L_PAREN@150..151 "("
-              TOKEN_TREE@[151; 175)
+              TOKEN_TREE@151..175
-                L_BRACK@[151; 152) "["
+                L_BRACK@151..152 "["
-                DOLLAR@[152; 153) "$"
+                DOLLAR@152..153 "$"
-                TOKEN_TREE@[153; 166)
+                TOKEN_TREE@153..166
-                  L_PAREN@[153; 154) "("
+                  L_PAREN@153..154 "("
-                  DOLLAR@[154; 155) "$"
+                  DOLLAR@154..155 "$"
-                  IDENT@[155; 160) "input"
+                  IDENT@155..160 "input"
-                  COLON@[160; 161) ":"
+                  COLON@160..161 ":"
-                  IDENT@[161; 165) "expr"
+                  IDENT@161..165 "expr"
-                  R_PAREN@[165; 166) ")"
+                  R_PAREN@165..166 ")"
-                COMMA@[166; 167) ","
+                COMMA@166..167 ","
-                STAR@[167; 168) "*"
+                STAR@167..168 "*"
-                WHITESPACE@[168; 169) " "
+                WHITESPACE@168..169 " "
-                DOLLAR@[169; 170) "$"
+                DOLLAR@169..170 "$"
-                TOKEN_TREE@[170; 173)
+                TOKEN_TREE@170..173
-                  L_PAREN@[170; 171) "("
+                  L_PAREN@170..171 "("
-                  COMMA@[171; 172) ","
+                  COMMA@171..172 ","
-                  R_PAREN@[172; 173) ")"
+                  R_PAREN@172..173 ")"
-                STAR@[173; 174) "*"
+                STAR@173..174 "*"
-                R_BRACK@[174; 175) "]"
+                R_BRACK@174..175 "]"
-              COMMA@[175; 176) ","
+              COMMA@175..176 ","
-              WHITESPACE@[176; 177) " "
+              WHITESPACE@176..177 " "
-              TOKEN_TREE@[177; 202)
+              TOKEN_TREE@177..202
-                L_BRACK@[177; 178) "["
+                L_BRACK@177..178 "["
-                DOLLAR@[178; 179) "$"
+                DOLLAR@178..179 "$"
-                TOKEN_TREE@[179; 193)
+                TOKEN_TREE@179..193
-                  L_PAREN@[179; 180) "("
+                  L_PAREN@179..180 "("
-                  DOLLAR@[180; 181) "$"
+                  DOLLAR@180..181 "$"
-                  IDENT@[181; 187) "output"
+                  IDENT@181..187 "output"
-                  COLON@[187; 188) ":"
+                  COLON@187..188 ":"
-                  IDENT@[188; 192) "expr"
+                  IDENT@188..192 "expr"
-                  R_PAREN@[192; 193) ")"
+                  R_PAREN@192..193 ")"
-                COMMA@[193; 194) ","
+                COMMA@193..194 ","
-                STAR@[194; 195) "*"
+                STAR@194..195 "*"
-                WHITESPACE@[195; 196) " "
+                WHITESPACE@195..196 " "
-                DOLLAR@[196; 197) "$"
+                DOLLAR@196..197 "$"
-                TOKEN_TREE@[197; 200)
+                TOKEN_TREE@197..200
-                  L_PAREN@[197; 198) "("
+                  L_PAREN@197..198 "("
-                  COMMA@[198; 199) ","
+                  COMMA@198..199 ","
-                  R_PAREN@[199; 200) ")"
+                  R_PAREN@199..200 ")"
-                STAR@[200; 201) "*"
+                STAR@200..201 "*"
-                R_BRACK@[201; 202) "]"
+                R_BRACK@201..202 "]"
-              R_PAREN@[202; 203) ")"
+              R_PAREN@202..203 ")"
-            WHITESPACE@[203; 204) " "
+            WHITESPACE@203..204 " "
-            TOKEN_TREE@[204; 346)
+            TOKEN_TREE@204..346
-              L_CURLY@[204; 205) "{"
+              L_CURLY@204..205 "{"
-              WHITESPACE@[205; 214) "\n        "
+              WHITESPACE@205..214 "\n        "
-              IDENT@[214; 223) "assert_eq"
+              IDENT@214..223 "assert_eq"
-              BANG@[223; 224) "!"
+              BANG@223..224 "!"
-              TOKEN_TREE@[224; 339)
+              TOKEN_TREE@224..339
-                L_PAREN@[224; 225) "("
+                L_PAREN@224..225 "("
-                WHITESPACE@[225; 238) "\n            "
+                WHITESPACE@225..238 "\n            "
-                IDENT@[238; 253) "merge_use_trees"
+                IDENT@238..253 "merge_use_trees"
-                TOKEN_TREE@[253; 284)
+                TOKEN_TREE@253..284
-                  L_PAREN@[253; 254) "("
+                  L_PAREN@253..254 "("
-                  IDENT@[254; 269) "parse_use_trees"
+                  IDENT@254..269 "parse_use_trees"
-                  BANG@[269; 270) "!"
+                  BANG@269..270 "!"
-                  TOKEN_TREE@[270; 283)
+                  TOKEN_TREE@270..283
-                    L_PAREN@[270; 271) "("
+                    L_PAREN@270..271 "("
-                    DOLLAR@[271; 272) "$"
+                    DOLLAR@271..272 "$"
-                    TOKEN_TREE@[272; 281)
+                    TOKEN_TREE@272..281
-                      L_PAREN@[272; 273) "("
+                      L_PAREN@272..273 "("
-                      DOLLAR@[273; 274) "$"
+                      DOLLAR@273..274 "$"
-                      IDENT@[274; 279) "input"
+                      IDENT@274..279 "input"
-                      COMMA@[279; 280) ","
+                      COMMA@279..280 ","
-                      R_PAREN@[280; 281) ")"
+                      R_PAREN@280..281 ")"
-                    STAR@[281; 282) "*"
+                    STAR@281..282 "*"
-                    R_PAREN@[282; 283) ")"
+                    R_PAREN@282..283 ")"
-                  R_PAREN@[283; 284) ")"
+                  R_PAREN@283..284 ")"
-                COMMA@[284; 285) ","
+                COMMA@284..285 ","
-                WHITESPACE@[285; 298) "\n            "
+                WHITESPACE@285..298 "\n            "
-                IDENT@[298; 313) "parse_use_trees"
+                IDENT@298..313 "parse_use_trees"
-                BANG@[313; 314) "!"
+                BANG@313..314 "!"
-                TOKEN_TREE@[314; 328)
+                TOKEN_TREE@314..328
-                  L_PAREN@[314; 315) "("
+                  L_PAREN@314..315 "("
-                  DOLLAR@[315; 316) "$"
+                  DOLLAR@315..316 "$"
-                  TOKEN_TREE@[316; 326)
+                  TOKEN_TREE@316..326
-                    L_PAREN@[316; 317) "("
+                    L_PAREN@316..317 "("
-                    DOLLAR@[317; 318) "$"
+                    DOLLAR@317..318 "$"
-                    IDENT@[318; 324) "output"
+                    IDENT@318..324 "output"
-                    COMMA@[324; 325) ","
+                    COMMA@324..325 ","
-                    R_PAREN@[325; 326) ")"
+                    R_PAREN@325..326 ")"
-                  STAR@[326; 327) "*"
+                  STAR@326..327 "*"
-                  R_PAREN@[327; 328) ")"
+                  R_PAREN@327..328 ")"
-                COMMA@[328; 329) ","
+                COMMA@328..329 ","
-                WHITESPACE@[329; 338) "\n        "
+                WHITESPACE@329..338 "\n        "
-                R_PAREN@[338; 339) ")"
+                R_PAREN@338..339 ")"
-              SEMICOLON@[339; 340) ";"
+              SEMICOLON@339..340 ";"
-              WHITESPACE@[340; 345) "\n    "
+              WHITESPACE@340..345 "\n    "
-              R_CURLY@[345; 346) "}"
+              R_CURLY@345..346 "}"
-        WHITESPACE@[346; 347) "\n"
+        WHITESPACE@346..347 "\n"
-        R_CURLY@[347; 348) "}"
+        R_CURLY@347..348 "}"
-  WHITESPACE@[348; 349) "\n"
+  WHITESPACE@348..349 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0063_trait_fn_patterns.rast b/crates/ra_syntax/test_data/parser/ok/0063_trait_fn_patterns.rast
index d0623ba90..1cd77aa14 100644
--- a/crates/ra_syntax/test_data/parser/ok/0063_trait_fn_patterns.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0063_trait_fn_patterns.rast
@@ -1,198 +1,198 @@
-SOURCE_FILE@[0; 170)
+SOURCE_FILE@0..170
-  TRAIT_DEF@[0; 169)
+  TRAIT_DEF@0..169
-    TRAIT_KW@[0; 5) "trait"
+    TRAIT_KW@0..5 "trait"
-    WHITESPACE@[5; 6) " "
+    WHITESPACE@5..6 " "
-    NAME@[6; 7)
+    NAME@6..7
-      IDENT@[6; 7) "T"
+      IDENT@6..7 "T"
-    WHITESPACE@[7; 8) " "
+    WHITESPACE@7..8 " "
-    ITEM_LIST@[8; 169)
+    ITEM_LIST@8..169
-      L_CURLY@[8; 9) "{"
+      L_CURLY@8..9 "{"
-      WHITESPACE@[9; 14) "\n    "
+      WHITESPACE@9..14 "\n    "
-      FN_DEF@[14; 46)
+      FN_DEF@14..46
-        FN_KW@[14; 16) "fn"
+        FN_KW@14..16 "fn"
-        WHITESPACE@[16; 17) " "
+        WHITESPACE@16..17 " "
-        NAME@[17; 19)
+        NAME@17..19
-          IDENT@[17; 19) "f1"
+          IDENT@17..19 "f1"
-        PARAM_LIST@[19; 43)
+        PARAM_LIST@19..43
-          L_PAREN@[19; 20) "("
+          L_PAREN@19..20 "("
-          PARAM@[20; 42)
+          PARAM@20..42
-            TUPLE_PAT@[20; 26)
+            TUPLE_PAT@20..26
-              L_PAREN@[20; 21) "("
+              L_PAREN@20..21 "("
-              BIND_PAT@[21; 22)
+              BIND_PAT@21..22
-                NAME@[21; 22)
+                NAME@21..22
-                  IDENT@[21; 22) "a"
+                  IDENT@21..22 "a"
-              COMMA@[22; 23) ","
+              COMMA@22..23 ","
-              WHITESPACE@[23; 24) " "
+              WHITESPACE@23..24 " "
-              BIND_PAT@[24; 25)
+              BIND_PAT@24..25
-                NAME@[24; 25)
+                NAME@24..25
-                  IDENT@[24; 25) "b"
+                  IDENT@24..25 "b"
-              R_PAREN@[25; 26) ")"
+              R_PAREN@25..26 ")"
-            COLON@[26; 27) ":"
+            COLON@26..27 ":"
-            WHITESPACE@[27; 28) " "
+            WHITESPACE@27..28 " "
-            TUPLE_TYPE@[28; 42)
+            TUPLE_TYPE@28..42
-              L_PAREN@[28; 29) "("
+              L_PAREN@28..29 "("
-              PATH_TYPE@[29; 34)
+              PATH_TYPE@29..34
-                PATH@[29; 34)
+                PATH@29..34
-                  PATH_SEGMENT@[29; 34)
+                  PATH_SEGMENT@29..34
-                    NAME_REF@[29; 34)
+                    NAME_REF@29..34
-                      IDENT@[29; 34) "usize"
+                      IDENT@29..34 "usize"
-              COMMA@[34; 35) ","
+              COMMA@34..35 ","
-              WHITESPACE@[35; 36) " "
+              WHITESPACE@35..36 " "
-              PATH_TYPE@[36; 41)
+              PATH_TYPE@36..41
-                PATH@[36; 41)
+                PATH@36..41
-                  PATH_SEGMENT@[36; 41)
+                  PATH_SEGMENT@36..41
-                    NAME_REF@[36; 41)
+                    NAME_REF@36..41
-                      IDENT@[36; 41) "usize"
+                      IDENT@36..41 "usize"
-              R_PAREN@[41; 42) ")"
+              R_PAREN@41..42 ")"
-          R_PAREN@[42; 43) ")"
+          R_PAREN@42..43 ")"
-        WHITESPACE@[43; 44) " "
+        WHITESPACE@43..44 " "
-        BLOCK_EXPR@[44; 46)
+        BLOCK_EXPR@44..46
-          BLOCK@[44; 46)
+          BLOCK@44..46
-            L_CURLY@[44; 45) "{"
+            L_CURLY@44..45 "{"
-            R_CURLY@[45; 46) "}"
+            R_CURLY@45..46 "}"
-      WHITESPACE@[46; 51) "\n    "
+      WHITESPACE@46..51 "\n    "
-      FN_DEF@[51; 74)
+      FN_DEF@51..74
-        FN_KW@[51; 53) "fn"
+        FN_KW@51..53 "fn"
-        WHITESPACE@[53; 54) " "
+        WHITESPACE@53..54 " "
-        NAME@[54; 56)
+        NAME@54..56
-          IDENT@[54; 56) "f2"
+          IDENT@54..56 "f2"
-        PARAM_LIST@[56; 71)
+        PARAM_LIST@56..71
-          L_PAREN@[56; 57) "("
+          L_PAREN@56..57 "("
-          PARAM@[57; 70)
+          PARAM@57..70
-            RECORD_PAT@[57; 67)
+            RECORD_PAT@57..67
-              PATH@[57; 58)
+              PATH@57..58
-                PATH_SEGMENT@[57; 58)
+                PATH_SEGMENT@57..58
-                  NAME_REF@[57; 58)
+                  NAME_REF@57..58
-                    IDENT@[57; 58) "S"
+                    IDENT@57..58 "S"
-              WHITESPACE@[58; 59) " "
+              WHITESPACE@58..59 " "
-              RECORD_FIELD_PAT_LIST@[59; 67)
+              RECORD_FIELD_PAT_LIST@59..67
-                L_CURLY@[59; 60) "{"
+                L_CURLY@59..60 "{"
-                WHITESPACE@[60; 61) " "
+                WHITESPACE@60..61 " "
-                RECORD_FIELD_PAT@[61; 62)
+                RECORD_FIELD_PAT@61..62
-                  BIND_PAT@[61; 62)
+                  BIND_PAT@61..62
-                    NAME@[61; 62)
+                    NAME@61..62
-                      IDENT@[61; 62) "a"
+                      IDENT@61..62 "a"
-                COMMA@[62; 63) ","
+                COMMA@62..63 ","
-                WHITESPACE@[63; 64) " "
+                WHITESPACE@63..64 " "
-                RECORD_FIELD_PAT@[64; 65)
+                RECORD_FIELD_PAT@64..65
-                  BIND_PAT@[64; 65)
+                  BIND_PAT@64..65
-                    NAME@[64; 65)
+                    NAME@64..65
-                      IDENT@[64; 65) "b"
+                      IDENT@64..65 "b"
-                WHITESPACE@[65; 66) " "
+                WHITESPACE@65..66 " "
-                R_CURLY@[66; 67) "}"
+                R_CURLY@66..67 "}"
-            COLON@[67; 68) ":"
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diff --git a/crates/ra_syntax/test_data/parser/ok/0063_variadic_fun.rast b/crates/ra_syntax/test_data/parser/ok/0063_variadic_fun.rast
index 17b08197b..5a9f07c89 100644
--- a/crates/ra_syntax/test_data/parser/ok/0063_variadic_fun.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0063_variadic_fun.rast
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diff --git a/crates/ra_syntax/test_data/parser/ok/0064_impl_fn_params.rast b/crates/ra_syntax/test_data/parser/ok/0064_impl_fn_params.rast
index 5e96b695b..4f9a14066 100644
--- a/crates/ra_syntax/test_data/parser/ok/0064_impl_fn_params.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0064_impl_fn_params.rast
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-                PATH@[35; 40)
+                PATH@35..40
-                  PATH_SEGMENT@[35; 40)
+                  PATH_SEGMENT@35..40
-                    NAME_REF@[35; 40)
+                    NAME_REF@35..40
-                      IDENT@[35; 40) "usize"
+                      IDENT@35..40 "usize"
-              R_PAREN@[40; 41) ")"
+              R_PAREN@40..41 ")"
-          R_PAREN@[41; 42) ")"
+          R_PAREN@41..42 ")"
-        WHITESPACE@[42; 43) " "
+        WHITESPACE@42..43 " "
-        BLOCK_EXPR@[43; 45)
+        BLOCK_EXPR@43..45
-          BLOCK@[43; 45)
+          BLOCK@43..45
-            L_CURLY@[43; 44) "{"
+            L_CURLY@43..44 "{"
-            R_CURLY@[44; 45) "}"
+            R_CURLY@44..45 "}"
-      WHITESPACE@[45; 50) "\n    "
+      WHITESPACE@45..50 "\n    "
-      FN_DEF@[50; 73)
+      FN_DEF@50..73
-        FN_KW@[50; 52) "fn"
+        FN_KW@50..52 "fn"
-        WHITESPACE@[52; 53) " "
+        WHITESPACE@52..53 " "
-        NAME@[53; 55)
+        NAME@53..55
-          IDENT@[53; 55) "f2"
+          IDENT@53..55 "f2"
-        PARAM_LIST@[55; 70)
+        PARAM_LIST@55..70
-          L_PAREN@[55; 56) "("
+          L_PAREN@55..56 "("
-          PARAM@[56; 69)
+          PARAM@56..69
-            RECORD_PAT@[56; 66)
+            RECORD_PAT@56..66
-              PATH@[56; 57)
+              PATH@56..57
-                PATH_SEGMENT@[56; 57)
+                PATH_SEGMENT@56..57
-                  NAME_REF@[56; 57)
+                  NAME_REF@56..57
-                    IDENT@[56; 57) "S"
+                    IDENT@56..57 "S"
-              WHITESPACE@[57; 58) " "
+              WHITESPACE@57..58 " "
-              RECORD_FIELD_PAT_LIST@[58; 66)
+              RECORD_FIELD_PAT_LIST@58..66
-                L_CURLY@[58; 59) "{"
+                L_CURLY@58..59 "{"
-                WHITESPACE@[59; 60) " "
+                WHITESPACE@59..60 " "
-                RECORD_FIELD_PAT@[60; 61)
+                RECORD_FIELD_PAT@60..61
-                  BIND_PAT@[60; 61)
+                  BIND_PAT@60..61
-                    NAME@[60; 61)
+                    NAME@60..61
-                      IDENT@[60; 61) "a"
+                      IDENT@60..61 "a"
-                COMMA@[61; 62) ","
+                COMMA@61..62 ","
-                WHITESPACE@[62; 63) " "
+                WHITESPACE@62..63 " "
-                RECORD_FIELD_PAT@[63; 64)
+                RECORD_FIELD_PAT@63..64
-                  BIND_PAT@[63; 64)
+                  BIND_PAT@63..64
-                    NAME@[63; 64)
+                    NAME@63..64
-                      IDENT@[63; 64) "b"
+                      IDENT@63..64 "b"
-                WHITESPACE@[64; 65) " "
+                WHITESPACE@64..65 " "
-                R_CURLY@[65; 66) "}"
+                R_CURLY@65..66 "}"
-            COLON@[66; 67) ":"
+            COLON@66..67 ":"
-            WHITESPACE@[67; 68) " "
+            WHITESPACE@67..68 " "
-            PATH_TYPE@[68; 69)
+            PATH_TYPE@68..69
-              PATH@[68; 69)
+              PATH@68..69
-                PATH_SEGMENT@[68; 69)
+                PATH_SEGMENT@68..69
-                  NAME_REF@[68; 69)
+                  NAME_REF@68..69
-                    IDENT@[68; 69) "S"
+                    IDENT@68..69 "S"
-          R_PAREN@[69; 70) ")"
+          R_PAREN@69..70 ")"
-        WHITESPACE@[70; 71) " "
+        WHITESPACE@70..71 " "
-        BLOCK_EXPR@[71; 73)
+        BLOCK_EXPR@71..73
-          BLOCK@[71; 73)
+          BLOCK@71..73
-            L_CURLY@[71; 72) "{"
+            L_CURLY@71..72 "{"
-            R_CURLY@[72; 73) "}"
+            R_CURLY@72..73 "}"
-      WHITESPACE@[73; 78) "\n    "
+      WHITESPACE@73..78 "\n    "
-      FN_DEF@[78; 107)
+      FN_DEF@78..107
-        FN_KW@[78; 80) "fn"
+        FN_KW@78..80 "fn"
-        WHITESPACE@[80; 81) " "
+        WHITESPACE@80..81 " "
-        NAME@[81; 83)
+        NAME@81..83
-          IDENT@[81; 83) "f3"
+          IDENT@81..83 "f3"
-        PARAM_LIST@[83; 104)
+        PARAM_LIST@83..104
-          L_PAREN@[83; 84) "("
+          L_PAREN@83..84 "("
-          PARAM@[84; 103)
+          PARAM@84..103
-            TUPLE_STRUCT_PAT@[84; 94)
+            TUPLE_STRUCT_PAT@84..94
-              PATH@[84; 91)
+              PATH@84..91
-                PATH_SEGMENT@[84; 91)
+                PATH_SEGMENT@84..91
-                  NAME_REF@[84; 91)
+                  NAME_REF@84..91
-                    IDENT@[84; 91) "NewType"
+                    IDENT@84..91 "NewType"
-              L_PAREN@[91; 92) "("
+              L_PAREN@91..92 "("
-              BIND_PAT@[92; 93)
+              BIND_PAT@92..93
-                NAME@[92; 93)
+                NAME@92..93
-                  IDENT@[92; 93) "a"
+                  IDENT@92..93 "a"
-              R_PAREN@[93; 94) ")"
+              R_PAREN@93..94 ")"
-            COLON@[94; 95) ":"
+            COLON@94..95 ":"
-            WHITESPACE@[95; 96) " "
+            WHITESPACE@95..96 " "
-            PATH_TYPE@[96; 103)
+            PATH_TYPE@96..103
-              PATH@[96; 103)
+              PATH@96..103
-                PATH_SEGMENT@[96; 103)
+                PATH_SEGMENT@96..103
-                  NAME_REF@[96; 103)
+                  NAME_REF@96..103
-                    IDENT@[96; 103) "NewType"
+                    IDENT@96..103 "NewType"
-          R_PAREN@[103; 104) ")"
+          R_PAREN@103..104 ")"
-        WHITESPACE@[104; 105) " "
+        WHITESPACE@104..105 " "
-        BLOCK_EXPR@[105; 107)
+        BLOCK_EXPR@105..107
-          BLOCK@[105; 107)
+          BLOCK@105..107
-            L_CURLY@[105; 106) "{"
+            L_CURLY@105..106 "{"
-            R_CURLY@[106; 107) "}"
+            R_CURLY@106..107 "}"
-      WHITESPACE@[107; 112) "\n    "
+      WHITESPACE@107..112 "\n    "
-      FN_DEF@[112; 134)
+      FN_DEF@112..134
-        FN_KW@[112; 114) "fn"
+        FN_KW@112..114 "fn"
-        WHITESPACE@[114; 115) " "
+        WHITESPACE@114..115 " "
-        NAME@[115; 117)
+        NAME@115..117
-          IDENT@[115; 117) "f4"
+          IDENT@115..117 "f4"
-        PARAM_LIST@[117; 131)
+        PARAM_LIST@117..131
-          L_PAREN@[117; 118) "("
+          L_PAREN@117..118 "("
-          PARAM@[118; 130)
+          PARAM@118..130
-            REF_PAT@[118; 121)
+            REF_PAT@118..121
-              AMP@[118; 119) "&"
+              AMP@118..119 "&"
-              REF_PAT@[119; 121)
+              REF_PAT@119..121
-                AMP@[119; 120) "&"
+                AMP@119..120 "&"
-                BIND_PAT@[120; 121)
+                BIND_PAT@120..121
-                  NAME@[120; 121)
+                  NAME@120..121
-                    IDENT@[120; 121) "a"
+                    IDENT@120..121 "a"
-            COLON@[121; 122) ":"
+            COLON@121..122 ":"
-            WHITESPACE@[122; 123) " "
+            WHITESPACE@122..123 " "
-            REFERENCE_TYPE@[123; 130)
+            REFERENCE_TYPE@123..130
-              AMP@[123; 124) "&"
+              AMP@123..124 "&"
-              REFERENCE_TYPE@[124; 130)
+              REFERENCE_TYPE@124..130
-                AMP@[124; 125) "&"
+                AMP@124..125 "&"
-                PATH_TYPE@[125; 130)
+                PATH_TYPE@125..130
-                  PATH@[125; 130)
+                  PATH@125..130
-                    PATH_SEGMENT@[125; 130)
+                    PATH_SEGMENT@125..130
-                      NAME_REF@[125; 130)
+                      NAME_REF@125..130
-                        IDENT@[125; 130) "usize"
+                        IDENT@125..130 "usize"
-          R_PAREN@[130; 131) ")"
+          R_PAREN@130..131 ")"
-        WHITESPACE@[131; 132) " "
+        WHITESPACE@131..132 " "
-        BLOCK_EXPR@[132; 134)
+        BLOCK_EXPR@132..134
-          BLOCK@[132; 134)
+          BLOCK@132..134
-            L_CURLY@[132; 133) "{"
+            L_CURLY@132..133 "{"
-            R_CURLY@[133; 134) "}"
+            R_CURLY@133..134 "}"
-      WHITESPACE@[134; 135) "\n"
+      WHITESPACE@134..135 "\n"
-      R_CURLY@[135; 136) "}"
+      R_CURLY@135..136 "}"
-  WHITESPACE@[136; 137) "\n"
+  WHITESPACE@136..137 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.rast b/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.rast
index 91d0c3736..3294f4901 100644
--- a/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0065_comment_newline.rast
@@ -1,17 +1,17 @@
-SOURCE_FILE@[0; 26)
+SOURCE_FILE@0..26
-  FN_DEF@[0; 25)
+  FN_DEF@0..25
-    COMMENT@[0; 11) "/// Example"
+    COMMENT@0..11 "/// Example"
-    WHITESPACE@[11; 13) "\n\n"
+    WHITESPACE@11..13 "\n\n"
-    FN_KW@[13; 15) "fn"
+    FN_KW@13..15 "fn"
-    WHITESPACE@[15; 16) " "
+    WHITESPACE@15..16 " "
-    NAME@[16; 20)
+    NAME@16..20
-      IDENT@[16; 20) "test"
+      IDENT@16..20 "test"
-    PARAM_LIST@[20; 22)
+    PARAM_LIST@20..22
-      L_PAREN@[20; 21) "("
+      L_PAREN@20..21 "("
-      R_PAREN@[21; 22) ")"
+      R_PAREN@21..22 ")"
-    WHITESPACE@[22; 23) " "
+    WHITESPACE@22..23 " "
-    BLOCK_EXPR@[23; 25)
+    BLOCK_EXPR@23..25
-      BLOCK@[23; 25)
+      BLOCK@23..25
-        L_CURLY@[23; 24) "{"
+        L_CURLY@23..24 "{"
-        R_CURLY@[24; 25) "}"
+        R_CURLY@24..25 "}"
-  WHITESPACE@[25; 26) "\n"
+  WHITESPACE@25..26 "\n"
diff --git a/crates/ra_syntax/test_data/parser/ok/0065_plus_after_fn_trait_bound.rast b/crates/ra_syntax/test_data/parser/ok/0065_plus_after_fn_trait_bound.rast
index 1b0acf47c..633b14000 100644
--- a/crates/ra_syntax/test_data/parser/ok/0065_plus_after_fn_trait_bound.rast
+++ b/crates/ra_syntax/test_data/parser/ok/0065_plus_after_fn_trait_bound.rast
@@ -1,61 +1,61 @@
-SOURCE_FILE@[0; 40)
+SOURCE_FILE@0..40
-  FN_DEF@[0; 39)
+  FN_DEF@0..39
-    FN_KW@[0; 2) "fn"
+    FN_KW@0..2 "fn"
-    WHITESPACE@[2; 3) " "
+    WHITESPACE@2..3 " "
-    NAME@[3; 4)
+    NAME@3..4
-      IDENT@[3; 4) "f"
+      IDENT@3..4 "f"
-    TYPE_PARAM_LIST@[4; 7)
+    TYPE_PARAM_LIST@4..7
-      L_ANGLE@[4; 5) "<"
+      L_ANGLE@4..5 "<"
-      TYPE_PARAM@[5; 6)
+      TYPE_PARAM@5..6
-        NAME@[5; 6)
+        NAME@5..6
-          IDENT@[5; 6) "T"
+          IDENT@5..6 "T"
-      R_ANGLE@[6; 7) ">"
+      R_ANGLE@6..7 ">"
-    PARAM_LIST@[7; 9)
+    PARAM_LIST@7..9
-      L_PAREN@[7; 8) "("
+      L_PAREN@7..8 "("
-      R_PAREN@[8; 9) ")"
+      R_PAREN@8..9 ")"
-    WHITESPACE@[9; 10) " "
+    WHITESPACE@9..10 " "
-    WHERE_CLAUSE@[10; 36)
+    WHERE_CLAUSE@10..36
-      WHERE_KW@[10; 15) "where"
+      WHERE_KW@10..15 "where"
-      WHITESPACE@[15; 16) " "
+      WHITESPACE@15..16 " "
-      WHERE_PRED@[16; 36)
+      WHERE_PRED@16..36
-        PATH_TYPE@[16; 17)
+        PATH_TYPE@16..17
-          PATH@[16; 17)
+          PATH@16..17
-            PATH_SEGMENT@[16; 17)
+            PATH_SEGMENT@16..17
-              NAME_REF@[16; 17)
+              NAME_REF@16..17
-                IDENT@[16; 17) "T"
+                IDENT@16..17 "T"
-        COLON@[17; 18) ":"
+        COLON@17..18 ":"
-        WHITESPACE@[18; 19) " "
+        WHITESPACE@18..19 " "
-        TYPE_BOUND_LIST@[19; 36)
+        TYPE_BOUND_LIST@19..36
-          TYPE_BOUND@[19; 29)
+          TYPE_BOUND@19..29
-            PATH_TYPE@[19; 29)
+            PATH_TYPE@19..29
-              PATH@[19; 29)
+              PATH@19..29
-                PATH_SEGMENT@[19; 29)
+                PATH_SEGMENT@19..29
-                  NAME_REF@[19; 21)
+                  NAME_REF@19..21
-                    IDENT@[19; 21) "Fn"
+                    IDENT@19..21 "Fn"
-                  PARAM_LIST@[21; 23)
+                  PARAM_LIST@21..23
-                    L_PAREN@[21; 22) "("
+                    L_PAREN@21..22 "("
-                    R_PAREN@[22; 23) ")"
+                    R_PAREN@22..23 ")"
-                  WHITESPACE@[23; 24) " "
+                  WHITESPACE@23..24 " "
-                  RET_TYPE@[24; 29)
+                  RET_TYPE@24..29
-                    THIN_ARROW@[24; 26) "->"
+                    THIN_ARROW@24..26 "->"
-                    WHITESPACE@[26; 27) " "
+                    WHITESPACE@26..27 " "
-                    PATH_TYPE@[27; 29)
+                    PATH_TYPE@27..29
-                      PATH@[27; 29)
+                      PATH@27..29
-                        PATH_SEGMENT@[27; 29)
+                        PATH_SEGMENT@27..29
-                          NAME_REF@[27; 29)
+                          NAME_REF@27..29
-                            IDENT@[27; 29) "u8"
+                            IDENT@27..29 "u8"
-          WHITESPACE@[29; 30) " "
+          WHITESPACE@29..30 " "
-          PLUS@[30; 31) "+"
+          PLUS@30..31 "+"
-          WHITESPACE@[31; 32) " "
+          WHITESPACE@31..32 " "
-          TYPE_BOUND@[32; 36)
+          TYPE_BOUND@32..36
-            PATH_TYPE@[32; 36)
+            PATH_TYPE@32..36
-              PATH@[32; 36)
+              PATH@32..36
-                PATH_SEGMENT@[32; 36)
+                PATH_SEGMENT@32..36
-                  NAME_REF@[32; 36)
+                  NAME_REF@32..36
-                    IDENT@[32; 36) "Send"
+                    IDENT@32..36 "Send"
-    WHITESPACE@[36; 37) " "
+    WHITESPACE@36..37 " "
-    BLOCK_EXPR@[37; 39)
+    BLOCK_EXPR@37..39
-      BLOCK@[37; 39)
+      BLOCK@37..39
-        L_CURLY@[37; 38) "{"
+        L_CURLY@37..38 "{"
-        R_CURLY@[38; 39) "}"
+        R_CURLY@38..39 "}"
-  WHITESPACE@[39; 40) "\n"
+  WHITESPACE@39..40 "\n"