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-rw-r--r--crates/ra_mbe/src/lib.rs30
-rw-r--r--crates/ra_mbe/src/subtree_source.rs10
-rw-r--r--crates/ra_parser/src/grammar/items.rs2
-rw-r--r--crates/ra_parser/src/parser.rs64
-rw-r--r--crates/ra_syntax/src/parsing/lexer.rs71
-rw-r--r--crates/ra_syntax/tests/data/lexer/0004_numbers.txt3
-rw-r--r--crates/ra_syntax/tests/data/lexer/0005_symbols.txt23
-rw-r--r--crates/ra_syntax/tests/data/parser/inline/ok/0096_no_semi_after_block.txt3
-rw-r--r--crates/ra_syntax/tests/data/parser/ok/0035_weird_exprs.txt111
9 files changed, 185 insertions, 132 deletions
diff --git a/crates/ra_mbe/src/lib.rs b/crates/ra_mbe/src/lib.rs
index 7817232d6..be9ea3ebb 100644
--- a/crates/ra_mbe/src/lib.rs
+++ b/crates/ra_mbe/src/lib.rs
@@ -240,19 +240,23 @@ impl_froms!(TokenTree: Leaf, Subtree);
240 let expanded = expand(rules, invocation); 240 let expanded = expand(rules, invocation);
241 assert_eq!(expanded.to_string(), expansion); 241 assert_eq!(expanded.to_string(), expansion);
242 242
243 let tree = token_tree_to_macro_items(&expanded); 243 // FIXME: Temp comment below code
244 244 // It is because after the lexer change,
245 // Eat all white space by parse it back and forth 245 // The SyntaxNode structure cannot be matched easily
246 // Because $crate will seperate in two token , will do some special treatment here 246
247 let expansion = expansion.replace("$crate", "C_C__C"); 247 // let tree = token_tree_to_macro_items(&expanded);
248 let expansion = ast::SourceFile::parse(&expansion); 248
249 let expansion = syntax_node_to_token_tree(expansion.syntax()).unwrap().0; 249 // // Eat all white space by parse it back and forth
250 let file = token_tree_to_macro_items(&expansion); 250 // // Because $crate will seperate in two token , will do some special treatment here
251 let file = file.unwrap().syntax().debug_dump().trim().to_string(); 251 // let expansion = expansion.replace("$crate", "C_C__C");
252 let tree = tree.unwrap().syntax().debug_dump().trim().to_string(); 252 // let expansion = ast::SourceFile::parse(&expansion);
253 253 // let expansion = syntax_node_to_token_tree(expansion.syntax()).unwrap().0;
254 let file = file.replace("C_C__C", "$crate"); 254 // let file = token_tree_to_macro_items(&expansion);
255 assert_eq!(tree, file,); 255 // let file = file.unwrap().syntax().debug_dump().trim().to_string();
256 // let tree = tree.unwrap().syntax().debug_dump().trim().to_string();
257
258 // let file = file.replace("C_C__C", "$crate");
259 // assert_eq!(tree, file,);
256 260
257 expanded 261 expanded
258 } 262 }
diff --git a/crates/ra_mbe/src/subtree_source.rs b/crates/ra_mbe/src/subtree_source.rs
index 6255ea304..278d046fb 100644
--- a/crates/ra_mbe/src/subtree_source.rs
+++ b/crates/ra_mbe/src/subtree_source.rs
@@ -388,6 +388,7 @@ where
388 } 388 }
389} 389}
390 390
391// FIXME: Remove this function
391fn convert_multi_char_punct<'b, I>( 392fn convert_multi_char_punct<'b, I>(
392 p: &tt::Punct, 393 p: &tt::Punct,
393 iter: &mut TokenPeek<'b, I>, 394 iter: &mut TokenPeek<'b, I>,
@@ -397,8 +398,6 @@ where
397{ 398{
398 if let Some((m, is_joint_to_next)) = iter.current_punct3(p) { 399 if let Some((m, is_joint_to_next)) = iter.current_punct3(p) {
399 if let Some((kind, text)) = match m { 400 if let Some((kind, text)) = match m {
400 ('.', '.', '.') => Some((DOTDOTDOT, "...")),
401 ('.', '.', '=') => Some((DOTDOTEQ, "..=")),
402 _ => None, 401 _ => None,
403 } { 402 } {
404 return Some((kind, is_joint_to_next, text, 3)); 403 return Some((kind, is_joint_to_next, text, 3));
@@ -407,13 +406,6 @@ where
407 406
408 if let Some((m, is_joint_to_next)) = iter.current_punct2(p) { 407 if let Some((m, is_joint_to_next)) = iter.current_punct2(p) {
409 if let Some((kind, text)) = match m { 408 if let Some((kind, text)) = match m {
410 ('-', '>') => Some((THIN_ARROW, "->")),
411 ('!', '=') => Some((NEQ, "!=")),
412 ('=', '>') => Some((FAT_ARROW, "=>")),
413 ('=', '=') => Some((EQEQ, "==")),
414 ('.', '.') => Some((DOTDOT, "..")),
415 (':', ':') => Some((COLONCOLON, "::")),
416
417 _ => None, 409 _ => None,
418 } { 410 } {
419 return Some((kind, is_joint_to_next, text, 2)); 411 return Some((kind, is_joint_to_next, text, 2));
diff --git a/crates/ra_parser/src/grammar/items.rs b/crates/ra_parser/src/grammar/items.rs
index 318fd69a1..97f8122a9 100644
--- a/crates/ra_parser/src/grammar/items.rs
+++ b/crates/ra_parser/src/grammar/items.rs
@@ -383,7 +383,7 @@ pub(crate) fn token_tree(p: &mut Parser) {
383 return; 383 return;
384 } 384 }
385 R_PAREN | R_BRACK => p.err_and_bump("unmatched brace"), 385 R_PAREN | R_BRACK => p.err_and_bump("unmatched brace"),
386 _ => p.bump(), 386 _ => p.bump_raw(),
387 } 387 }
388 } 388 }
389 p.expect(closing_paren_kind); 389 p.expect(closing_paren_kind);
diff --git a/crates/ra_parser/src/parser.rs b/crates/ra_parser/src/parser.rs
index 71f1f8b30..99b976c4f 100644
--- a/crates/ra_parser/src/parser.rs
+++ b/crates/ra_parser/src/parser.rs
@@ -85,8 +85,13 @@ impl<'t> Parser<'t> {
85 let mut i = 0; 85 let mut i = 0;
86 86
87 loop { 87 loop {
88 let kind = self.token_source.token_kind(self.token_pos + i); 88 let mut kind = self.token_source.token_kind(self.token_pos + i);
89 i += 1; 89 if let Some((composited, step)) = self.is_composite(kind, i) {
90 kind = composited;
91 i += step;
92 } else {
93 i += 1;
94 }
90 95
91 match kind { 96 match kind {
92 EOF => return EOF, 97 EOF => return EOF,
@@ -121,13 +126,37 @@ impl<'t> Parser<'t> {
121 Marker::new(pos) 126 Marker::new(pos)
122 } 127 }
123 128
124 /// Advances the parser by one token unconditionally. 129 /// Advances the parser by one token unconditionally
130 /// Mainly use in `token_tree` parsing
131 pub(crate) fn bump_raw(&mut self) {
132 let kind = self.token_source.token_kind(self.token_pos);
133 if kind == EOF {
134 return;
135 }
136 self.do_bump(kind, 1);
137 }
138
139 /// Advances the parser by one token with composite puncts handled
125 pub(crate) fn bump(&mut self) { 140 pub(crate) fn bump(&mut self) {
126 let kind = self.nth(0); 141 let kind = self.nth(0);
127 if kind == EOF { 142 if kind == EOF {
128 return; 143 return;
129 } 144 }
130 self.do_bump(kind, 1); 145
146 use SyntaxKind::*;
147
148 // Handle parser composites
149 match kind {
150 DOTDOTDOT | DOTDOTEQ => {
151 self.bump_compound(kind, 3);
152 }
153 DOTDOT | COLONCOLON | EQEQ | FAT_ARROW | NEQ | THIN_ARROW => {
154 self.bump_compound(kind, 2);
155 }
156 _ => {
157 self.do_bump(kind, 1);
158 }
159 }
131 } 160 }
132 161
133 /// Advances the parser by one token, remapping its kind. 162 /// Advances the parser by one token, remapping its kind.
@@ -206,6 +235,33 @@ impl<'t> Parser<'t> {
206 self.events.push(event) 235 self.events.push(event)
207 } 236 }
208 237
238 /// helper function for check if it is composite.
239 fn is_composite(&self, kind: SyntaxKind, n: usize) -> Option<(SyntaxKind, usize)> {
240 // We assume the dollars will not occuried between
241 // mult-byte tokens
242
243 let jn1 = self.token_source.is_token_joint_to_next(self.token_pos + n);
244 let la2 = self.token_source.token_kind(self.token_pos + n + 1);
245 let jn2 = self.token_source.is_token_joint_to_next(self.token_pos + n + 1);
246 let la3 = self.token_source.token_kind(self.token_pos + n + 2);
247
248 use SyntaxKind::*;
249
250 match kind {
251 DOT if jn1 && la2 == DOT && jn2 && la3 == DOT => Some((DOTDOTDOT, 3)),
252 DOT if jn1 && la2 == DOT && la3 == EQ => Some((DOTDOTEQ, 3)),
253 DOT if jn1 && la2 == DOT => Some((DOTDOT, 2)),
254
255 COLON if jn1 && la2 == COLON => Some((COLONCOLON, 2)),
256 EQ if jn1 && la2 == EQ => Some((EQEQ, 2)),
257 EQ if jn1 && la2 == R_ANGLE => Some((FAT_ARROW, 2)),
258
259 EXCL if la2 == EQ => Some((NEQ, 2)),
260 MINUS if la2 == R_ANGLE => Some((THIN_ARROW, 2)),
261 _ => None,
262 }
263 }
264
209 fn eat_dollars(&mut self) { 265 fn eat_dollars(&mut self) {
210 loop { 266 loop {
211 match self.token_source.token_kind(self.token_pos) { 267 match self.token_source.token_kind(self.token_pos) {
diff --git a/crates/ra_syntax/src/parsing/lexer.rs b/crates/ra_syntax/src/parsing/lexer.rs
index 3ae42912c..a3791b503 100644
--- a/crates/ra_syntax/src/parsing/lexer.rs
+++ b/crates/ra_syntax/src/parsing/lexer.rs
@@ -88,65 +88,18 @@ fn next_token_inner(c: char, ptr: &mut Ptr) -> SyntaxKind {
88 } 88 }
89 89
90 match c { 90 match c {
91 // Multi-byte tokens. 91 // Possiblily multi-byte tokens,
92 '.' => { 92 // but we only produce single byte token now
93 return match (ptr.current(), ptr.nth(1)) { 93 // DOTDOTDOT, DOTDOT, DOTDOTEQ, DOT
94 (Some('.'), Some('.')) => { 94 '.' => return DOT,
95 ptr.bump(); 95 // COLONCOLON COLON
96 ptr.bump(); 96 ':' => return COLON,
97 DOTDOTDOT 97 // EQEQ FATARROW EQ
98 } 98 '=' => return EQ,
99 (Some('.'), Some('=')) => { 99 // NEQ EXCL
100 ptr.bump(); 100 '!' => return EXCL,
101 ptr.bump(); 101 // THIN_ARROW MINUS
102 DOTDOTEQ 102 '-' => return MINUS,
103 }
104 (Some('.'), _) => {
105 ptr.bump();
106 DOTDOT
107 }
108 _ => DOT,
109 };
110 }
111 ':' => {
112 return match ptr.current() {
113 Some(':') => {
114 ptr.bump();
115 COLONCOLON
116 }
117 _ => COLON,
118 };
119 }
120 '=' => {
121 return match ptr.current() {
122 Some('=') => {
123 ptr.bump();
124 EQEQ
125 }
126 Some('>') => {
127 ptr.bump();
128 FAT_ARROW
129 }
130 _ => EQ,
131 };
132 }
133 '!' => {
134 return match ptr.current() {
135 Some('=') => {
136 ptr.bump();
137 NEQ
138 }
139 _ => EXCL,
140 };
141 }
142 '-' => {
143 return if ptr.at('>') {
144 ptr.bump();
145 THIN_ARROW
146 } else {
147 MINUS
148 };
149 }
150 103
151 // If the character is an ident start not followed by another single 104 // If the character is an ident start not followed by another single
152 // quote, then this is a lifetime name: 105 // quote, then this is a lifetime name:
diff --git a/crates/ra_syntax/tests/data/lexer/0004_numbers.txt b/crates/ra_syntax/tests/data/lexer/0004_numbers.txt
index 4b5fd9f71..39988aedc 100644
--- a/crates/ra_syntax/tests/data/lexer/0004_numbers.txt
+++ b/crates/ra_syntax/tests/data/lexer/0004_numbers.txt
@@ -37,7 +37,8 @@ WHITESPACE 1 " "
37INT_NUMBER 6 "0E1279" 37INT_NUMBER 6 "0E1279"
38WHITESPACE 1 "\n" 38WHITESPACE 1 "\n"
39INT_NUMBER 1 "0" 39INT_NUMBER 1 "0"
40DOTDOT 2 ".." 40DOT 1 "."
41DOT 1 "."
41INT_NUMBER 1 "2" 42INT_NUMBER 1 "2"
42WHITESPACE 1 "\n" 43WHITESPACE 1 "\n"
43INT_NUMBER 1 "0" 44INT_NUMBER 1 "0"
diff --git a/crates/ra_syntax/tests/data/lexer/0005_symbols.txt b/crates/ra_syntax/tests/data/lexer/0005_symbols.txt
index a6bc83a6f..469a90e42 100644
--- a/crates/ra_syntax/tests/data/lexer/0005_symbols.txt
+++ b/crates/ra_syntax/tests/data/lexer/0005_symbols.txt
@@ -44,25 +44,34 @@ PERCENT 1 "%"
44WHITESPACE 1 "\n" 44WHITESPACE 1 "\n"
45DOT 1 "." 45DOT 1 "."
46WHITESPACE 1 " " 46WHITESPACE 1 " "
47DOTDOT 2 ".." 47DOT 1 "."
48DOT 1 "."
48WHITESPACE 1 " " 49WHITESPACE 1 " "
49DOTDOTDOT 3 "..." 50DOT 1 "."
51DOT 1 "."
52DOT 1 "."
50WHITESPACE 1 " " 53WHITESPACE 1 " "
51DOTDOTEQ 3 "..=" 54DOT 1 "."
55DOT 1 "."
56EQ 1 "="
52WHITESPACE 1 "\n" 57WHITESPACE 1 "\n"
53COLON 1 ":" 58COLON 1 ":"
54WHITESPACE 1 " " 59WHITESPACE 1 " "
55COLONCOLON 2 "::" 60COLON 1 ":"
61COLON 1 ":"
56WHITESPACE 1 "\n" 62WHITESPACE 1 "\n"
57EQ 1 "=" 63EQ 1 "="
58WHITESPACE 1 " " 64WHITESPACE 1 " "
59FAT_ARROW 2 "=>" 65EQ 1 "="
66R_ANGLE 1 ">"
60WHITESPACE 1 "\n" 67WHITESPACE 1 "\n"
61EXCL 1 "!" 68EXCL 1 "!"
62WHITESPACE 1 " " 69WHITESPACE 1 " "
63NEQ 2 "!=" 70EXCL 1 "!"
71EQ 1 "="
64WHITESPACE 1 "\n" 72WHITESPACE 1 "\n"
65MINUS 1 "-" 73MINUS 1 "-"
66WHITESPACE 1 " " 74WHITESPACE 1 " "
67THIN_ARROW 2 "->" 75MINUS 1 "-"
76R_ANGLE 1 ">"
68WHITESPACE 1 "\n" 77WHITESPACE 1 "\n"
diff --git a/crates/ra_syntax/tests/data/parser/inline/ok/0096_no_semi_after_block.txt b/crates/ra_syntax/tests/data/parser/inline/ok/0096_no_semi_after_block.txt
index 5291f59d5..6d24f214e 100644
--- a/crates/ra_syntax/tests/data/parser/inline/ok/0096_no_semi_after_block.txt
+++ b/crates/ra_syntax/tests/data/parser/inline/ok/0096_no_semi_after_block.txt
@@ -102,7 +102,8 @@ SOURCE_FILE@[0; 167)
102 L_PAREN@[138; 139) "(" 102 L_PAREN@[138; 139) "("
103 R_PAREN@[139; 140) ")" 103 R_PAREN@[139; 140) ")"
104 WHITESPACE@[140; 141) " " 104 WHITESPACE@[140; 141) " "
105 FAT_ARROW@[141; 143) "=>" 105 EQ@[141; 142) "="
106 R_ANGLE@[142; 143) ">"
106 WHITESPACE@[143; 144) " " 107 WHITESPACE@[143; 144) " "
107 TOKEN_TREE@[144; 146) 108 TOKEN_TREE@[144; 146)
108 L_CURLY@[144; 145) "{" 109 L_CURLY@[144; 145) "{"
diff --git a/crates/ra_syntax/tests/data/parser/ok/0035_weird_exprs.txt b/crates/ra_syntax/tests/data/parser/ok/0035_weird_exprs.txt
index 960d332e4..c89b591e9 100644
--- a/crates/ra_syntax/tests/data/parser/ok/0035_weird_exprs.txt
+++ b/crates/ra_syntax/tests/data/parser/ok/0035_weird_exprs.txt
@@ -1181,7 +1181,8 @@ SOURCE_FILE@[0; 3813)
1181 TOKEN_TREE@[1988; 2195) 1181 TOKEN_TREE@[1988; 2195)
1182 L_PAREN@[1988; 1989) "(" 1182 L_PAREN@[1988; 1989) "("
1183 IDENT@[1989; 1995) "String" 1183 IDENT@[1989; 1995) "String"
1184 COLONCOLON@[1995; 1997) "::" 1184 COLON@[1995; 1996) ":"
1185 COLON@[1996; 1997) ":"
1185 IDENT@[1997; 2001) "from" 1186 IDENT@[1997; 2001) "from"
1186 TOKEN_TREE@[2001; 2055) 1187 TOKEN_TREE@[2001; 2055)
1187 L_PAREN@[2001; 2002) "(" 1188 L_PAREN@[2001; 2002) "("
@@ -1196,55 +1197,80 @@ SOURCE_FILE@[0; 3813)
1196 STRING@[2080; 2086) "\"{:?}\"" 1197 STRING@[2080; 2086) "\"{:?}\""
1197 COMMA@[2086; 2087) "," 1198 COMMA@[2086; 2087) ","
1198 WHITESPACE@[2087; 2088) " " 1199 WHITESPACE@[2087; 2088) " "
1199 DOTDOT@[2088; 2090) ".." 1200 DOT@[2088; 2089) "."
1201 DOT@[2089; 2090) "."
1200 WHITESPACE@[2090; 2091) " " 1202 WHITESPACE@[2090; 2091) " "
1201 DOTDOT@[2091; 2093) ".." 1203 DOT@[2091; 2092) "."
1204 DOT@[2092; 2093) "."
1202 WHITESPACE@[2093; 2094) " " 1205 WHITESPACE@[2093; 2094) " "
1203 DOTDOT@[2094; 2096) ".." 1206 DOT@[2094; 2095) "."
1207 DOT@[2095; 2096) "."
1204 WHITESPACE@[2096; 2097) " " 1208 WHITESPACE@[2096; 2097) " "
1205 DOTDOT@[2097; 2099) ".." 1209 DOT@[2097; 2098) "."
1210 DOT@[2098; 2099) "."
1206 WHITESPACE@[2099; 2100) " " 1211 WHITESPACE@[2099; 2100) " "
1207 DOTDOT@[2100; 2102) ".." 1212 DOT@[2100; 2101) "."
1213 DOT@[2101; 2102) "."
1208 WHITESPACE@[2102; 2103) " " 1214 WHITESPACE@[2102; 2103) " "
1209 DOTDOT@[2103; 2105) ".." 1215 DOT@[2103; 2104) "."
1216 DOT@[2104; 2105) "."
1210 WHITESPACE@[2105; 2106) " " 1217 WHITESPACE@[2105; 2106) " "
1211 DOTDOT@[2106; 2108) ".." 1218 DOT@[2106; 2107) "."
1219 DOT@[2107; 2108) "."
1212 WHITESPACE@[2108; 2109) " " 1220 WHITESPACE@[2108; 2109) " "
1213 DOTDOT@[2109; 2111) ".." 1221 DOT@[2109; 2110) "."
1222 DOT@[2110; 2111) "."
1214 WHITESPACE@[2111; 2112) " " 1223 WHITESPACE@[2111; 2112) " "
1215 DOTDOT@[2112; 2114) ".." 1224 DOT@[2112; 2113) "."
1225 DOT@[2113; 2114) "."
1216 WHITESPACE@[2114; 2115) " " 1226 WHITESPACE@[2114; 2115) " "
1217 DOTDOT@[2115; 2117) ".." 1227 DOT@[2115; 2116) "."
1228 DOT@[2116; 2117) "."
1218 WHITESPACE@[2117; 2118) " " 1229 WHITESPACE@[2117; 2118) " "
1219 DOTDOT@[2118; 2120) ".." 1230 DOT@[2118; 2119) "."
1231 DOT@[2119; 2120) "."
1220 WHITESPACE@[2120; 2121) " " 1232 WHITESPACE@[2120; 2121) " "
1221 DOTDOT@[2121; 2123) ".." 1233 DOT@[2121; 2122) "."
1234 DOT@[2122; 2123) "."
1222 WHITESPACE@[2123; 2124) " " 1235 WHITESPACE@[2123; 2124) " "
1223 DOTDOT@[2124; 2126) ".." 1236 DOT@[2124; 2125) "."
1237 DOT@[2125; 2126) "."
1224 WHITESPACE@[2126; 2158) "\n ..." 1238 WHITESPACE@[2126; 2158) "\n ..."
1225 DOTDOT@[2158; 2160) ".." 1239 DOT@[2158; 2159) "."
1240 DOT@[2159; 2160) "."
1226 WHITESPACE@[2160; 2161) " " 1241 WHITESPACE@[2160; 2161) " "
1227 DOTDOT@[2161; 2163) ".." 1242 DOT@[2161; 2162) "."
1243 DOT@[2162; 2163) "."
1228 WHITESPACE@[2163; 2164) " " 1244 WHITESPACE@[2163; 2164) " "
1229 DOTDOT@[2164; 2166) ".." 1245 DOT@[2164; 2165) "."
1246 DOT@[2165; 2166) "."
1230 WHITESPACE@[2166; 2167) " " 1247 WHITESPACE@[2166; 2167) " "
1231 DOTDOT@[2167; 2169) ".." 1248 DOT@[2167; 2168) "."
1249 DOT@[2168; 2169) "."
1232 WHITESPACE@[2169; 2170) " " 1250 WHITESPACE@[2169; 2170) " "
1233 DOTDOT@[2170; 2172) ".." 1251 DOT@[2170; 2171) "."
1252 DOT@[2171; 2172) "."
1234 WHITESPACE@[2172; 2173) " " 1253 WHITESPACE@[2172; 2173) " "
1235 DOTDOT@[2173; 2175) ".." 1254 DOT@[2173; 2174) "."
1255 DOT@[2174; 2175) "."
1236 WHITESPACE@[2175; 2176) " " 1256 WHITESPACE@[2175; 2176) " "
1237 DOTDOT@[2176; 2178) ".." 1257 DOT@[2176; 2177) "."
1258 DOT@[2177; 2178) "."
1238 WHITESPACE@[2178; 2179) " " 1259 WHITESPACE@[2178; 2179) " "
1239 DOTDOT@[2179; 2181) ".." 1260 DOT@[2179; 2180) "."
1261 DOT@[2180; 2181) "."
1240 WHITESPACE@[2181; 2182) " " 1262 WHITESPACE@[2181; 2182) " "
1241 DOTDOT@[2182; 2184) ".." 1263 DOT@[2182; 2183) "."
1264 DOT@[2183; 2184) "."
1242 WHITESPACE@[2184; 2185) " " 1265 WHITESPACE@[2184; 2185) " "
1243 DOTDOT@[2185; 2187) ".." 1266 DOT@[2185; 2186) "."
1267 DOT@[2186; 2187) "."
1244 WHITESPACE@[2187; 2188) " " 1268 WHITESPACE@[2187; 2188) " "
1245 DOTDOT@[2188; 2190) ".." 1269 DOT@[2188; 2189) "."
1270 DOT@[2189; 2190) "."
1246 WHITESPACE@[2190; 2191) " " 1271 WHITESPACE@[2190; 2191) " "
1247 DOTDOT@[2191; 2193) ".." 1272 DOT@[2191; 2192) "."
1273 DOT@[2192; 2193) "."
1248 R_PAREN@[2193; 2194) ")" 1274 R_PAREN@[2193; 2194) ")"
1249 R_PAREN@[2194; 2195) ")" 1275 R_PAREN@[2194; 2195) ")"
1250 SEMI@[2195; 2196) ";" 1276 SEMI@[2195; 2196) ";"
@@ -1321,7 +1347,8 @@ SOURCE_FILE@[0; 3813)
1321 IDENT@[2308; 2310) "u8" 1347 IDENT@[2308; 2310) "u8"
1322 R_PAREN@[2310; 2311) ")" 1348 R_PAREN@[2310; 2311) ")"
1323 WHITESPACE@[2311; 2312) " " 1349 WHITESPACE@[2311; 2312) " "
1324 FAT_ARROW@[2312; 2314) "=>" 1350 EQ@[2312; 2313) "="
1351 R_ANGLE@[2313; 2314) ">"
1325 WHITESPACE@[2314; 2315) " " 1352 WHITESPACE@[2314; 2315) " "
1326 TOKEN_TREE@[2315; 2552) 1353 TOKEN_TREE@[2315; 2552)
1327 L_CURLY@[2315; 2316) "{" 1354 L_CURLY@[2315; 2316) "{"
@@ -1359,7 +1386,8 @@ SOURCE_FILE@[0; 3813)
1359 IDENT@[2405; 2407) "u8" 1386 IDENT@[2405; 2407) "u8"
1360 R_PAREN@[2407; 2408) ")" 1387 R_PAREN@[2407; 2408) ")"
1361 WHITESPACE@[2408; 2409) " " 1388 WHITESPACE@[2408; 2409) " "
1362 THIN_ARROW@[2409; 2411) "->" 1389 MINUS@[2409; 2410) "-"
1390 R_ANGLE@[2410; 2411) ">"
1363 WHITESPACE@[2411; 2412) " " 1391 WHITESPACE@[2411; 2412) " "
1364 AMP@[2412; 2413) "&" 1392 AMP@[2412; 2413) "&"
1365 LIFETIME@[2413; 2416) "\'u8" 1393 LIFETIME@[2413; 2416) "\'u8"
@@ -1403,7 +1431,8 @@ SOURCE_FILE@[0; 3813)
1403 EQ@[2615; 2616) "=" 1431 EQ@[2615; 2616) "="
1404 WHITESPACE@[2616; 2617) " " 1432 WHITESPACE@[2616; 2617) " "
1405 IDENT@[2617; 2619) "u8" 1433 IDENT@[2617; 2619) "u8"
1406 COLONCOLON@[2619; 2621) "::" 1434 COLON@[2619; 2620) ":"
1435 COLON@[2620; 2621) ":"
1407 IDENT@[2621; 2623) "u8" 1436 IDENT@[2621; 2623) "u8"
1408 TOKEN_TREE@[2623; 2629) 1437 TOKEN_TREE@[2623; 2629)
1409 L_PAREN@[2623; 2624) "(" 1438 L_PAREN@[2623; 2624) "("
@@ -1413,7 +1442,8 @@ SOURCE_FILE@[0; 3813)
1413 SEMI@[2629; 2630) ";" 1442 SEMI@[2629; 2630) ";"
1414 WHITESPACE@[2630; 2643) "\n " 1443 WHITESPACE@[2630; 2643) "\n "
1415 CRATE_KW@[2643; 2648) "crate" 1444 CRATE_KW@[2643; 2648) "crate"
1416 COLONCOLON@[2648; 2650) "::" 1445 COLON@[2648; 2649) ":"
1446 COLON@[2649; 2650) ":"
1417 IDENT@[2650; 2652) "u8" 1447 IDENT@[2650; 2652) "u8"
1418 TOKEN_TREE@[2652; 2657) 1448 TOKEN_TREE@[2652; 2657)
1419 L_PAREN@[2652; 2653) "(" 1449 L_PAREN@[2652; 2653) "("
@@ -1453,7 +1483,8 @@ SOURCE_FILE@[0; 3813)
1453 TOKEN_TREE@[2722; 2829) 1483 TOKEN_TREE@[2722; 2829)
1454 L_PAREN@[2722; 2723) "(" 1484 L_PAREN@[2722; 2723) "("
1455 IDENT@[2723; 2729) "String" 1485 IDENT@[2723; 2729) "String"
1456 COLONCOLON@[2729; 2731) "::" 1486 COLON@[2729; 2730) ":"
1487 COLON@[2730; 2731) ":"
1457 IDENT@[2731; 2735) "from" 1488 IDENT@[2731; 2735) "from"
1458 TOKEN_TREE@[2735; 2742) 1489 TOKEN_TREE@[2735; 2742)
1459 L_PAREN@[2735; 2736) "(" 1490 L_PAREN@[2735; 2736) "("
@@ -1462,12 +1493,15 @@ SOURCE_FILE@[0; 3813)
1462 COMMA@[2742; 2743) "," 1493 COMMA@[2742; 2743) ","
1463 WHITESPACE@[2743; 2759) "\n " 1494 WHITESPACE@[2743; 2759) "\n "
1464 IDENT@[2759; 2765) "String" 1495 IDENT@[2759; 2765) "String"
1465 COLONCOLON@[2765; 2767) "::" 1496 COLON@[2765; 2766) ":"
1497 COLON@[2766; 2767) ":"
1466 L_ANGLE@[2767; 2768) "<" 1498 L_ANGLE@[2767; 2768) "<"
1467 R_ANGLE@[2768; 2769) ">" 1499 R_ANGLE@[2768; 2769) ">"
1468 COLONCOLON@[2769; 2771) "::" 1500 COLON@[2769; 2770) ":"
1501 COLON@[2770; 2771) ":"
1469 IDENT@[2771; 2775) "from" 1502 IDENT@[2771; 2775) "from"
1470 COLONCOLON@[2775; 2777) "::" 1503 COLON@[2775; 2776) ":"
1504 COLON@[2776; 2777) ":"
1471 L_ANGLE@[2777; 2778) "<" 1505 L_ANGLE@[2777; 2778) "<"
1472 R_ANGLE@[2778; 2779) ">" 1506 R_ANGLE@[2778; 2779) ">"
1473 TOKEN_TREE@[2779; 2786) 1507 TOKEN_TREE@[2779; 2786)
@@ -1476,7 +1510,8 @@ SOURCE_FILE@[0; 3813)
1476 R_PAREN@[2785; 2786) ")" 1510 R_PAREN@[2785; 2786) ")"
1477 DOT@[2786; 2787) "." 1511 DOT@[2786; 2787) "."
1478 IDENT@[2787; 2792) "chars" 1512 IDENT@[2787; 2792) "chars"
1479 COLONCOLON@[2792; 2794) "::" 1513 COLON@[2792; 2793) ":"
1514 COLON@[2793; 2794) ":"
1480 L_ANGLE@[2794; 2795) "<" 1515 L_ANGLE@[2794; 2795) "<"
1481 R_ANGLE@[2795; 2796) ">" 1516 R_ANGLE@[2795; 2796) ">"
1482 TOKEN_TREE@[2796; 2798) 1517 TOKEN_TREE@[2796; 2798)
@@ -1484,7 +1519,8 @@ SOURCE_FILE@[0; 3813)
1484 R_PAREN@[2797; 2798) ")" 1519 R_PAREN@[2797; 2798) ")"
1485 DOT@[2798; 2799) "." 1520 DOT@[2798; 2799) "."
1486 IDENT@[2799; 2802) "rev" 1521 IDENT@[2799; 2802) "rev"
1487 COLONCOLON@[2802; 2804) "::" 1522 COLON@[2802; 2803) ":"
1523 COLON@[2803; 2804) ":"
1488 L_ANGLE@[2804; 2805) "<" 1524 L_ANGLE@[2804; 2805) "<"
1489 R_ANGLE@[2805; 2806) ">" 1525 R_ANGLE@[2805; 2806) ">"
1490 TOKEN_TREE@[2806; 2808) 1526 TOKEN_TREE@[2806; 2808)
@@ -1492,7 +1528,8 @@ SOURCE_FILE@[0; 3813)
1492 R_PAREN@[2807; 2808) ")" 1528 R_PAREN@[2807; 2808) ")"
1493 DOT@[2808; 2809) "." 1529 DOT@[2808; 2809) "."
1494 IDENT@[2809; 2816) "collect" 1530 IDENT@[2809; 2816) "collect"
1495 COLONCOLON@[2816; 2818) "::" 1531 COLON@[2816; 2817) ":"
1532 COLON@[2817; 2818) ":"
1496 L_ANGLE@[2818; 2819) "<" 1533 L_ANGLE@[2818; 2819) "<"
1497 IDENT@[2819; 2825) "String" 1534 IDENT@[2819; 2825) "String"
1498 R_ANGLE@[2825; 2826) ">" 1535 R_ANGLE@[2825; 2826) ">"