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authorbors[bot] <bors[bot]@users.noreply.github.com>2019-03-31 10:11:48 +0100
committerbors[bot] <bors[bot]@users.noreply.github.com>2019-03-31 10:11:48 +0100
commitc5ca49678f129045e59438df279829902034ec71 (patch)
tree3fd54185e0c064fbd6f718ac345064ce9c559efb /crates/ra_syntax/tests/data/parser/ok/0036_fully_qualified.txt
parent23dd53eb35ff50508d0c0fc5878a55754b12d381 (diff)
parent55dcdb7d094f473c73f87ecf997b24f8e35f2a5e (diff)
Merge #1077
1077: Improve parsing of type bounds r=matklad a=vipentti This adds new TYPE_BOUND_LIST and TYPE_BOUND syntax kinds. These are now used when parsing type bounds. In addition parsing paths inside a bound now does not recursively parse paths, rather they are treated as separate bounds, separated by +. Basically now the generic params `struct S<T: 'a + ?Sized + (Copy)>;` in will be parsed as ``` TYPE_PARAM_LIST@[8; 33) L_ANGLE@[8; 9) TYPE_PARAM@[9; 32) NAME@[9; 10) IDENT@[9; 10) "T" COLON@[10; 11) WHITESPACE@[11; 12) TYPE_BOUND_LIST@[12; 32) TYPE_BOUND@[12; 14) LIFETIME@[12; 14) "'a" WHITESPACE@[14; 15) PLUS@[15; 16) WHITESPACE@[16; 17) TYPE_BOUND@[17; 23) QUESTION@[17; 18) PATH_TYPE@[18; 23) PATH@[18; 23) PATH_SEGMENT@[18; 23) NAME_REF@[18; 23) IDENT@[18; 23) "Sized" WHITESPACE@[23; 24) PLUS@[24; 25) WHITESPACE@[25; 26) TYPE_BOUND@[26; 32) L_PAREN@[26; 27) PATH_TYPE@[27; 31) PATH@[27; 31) PATH_SEGMENT@[27; 31) NAME_REF@[27; 31) IDENT@[27; 31) "Copy" R_PAREN@[31; 32) R_ANGLE@[32; 33) ``` Previously it was parsed, with the paths nested: ``` TYPE_PARAM_LIST@[8; 33) L_ANGLE@[8; 9) TYPE_PARAM@[9; 32) NAME@[9; 10) IDENT@[9; 10) "T" COLON@[10; 11) WHITESPACE@[11; 12) LIFETIME@[12; 14) "'a" WHITESPACE@[14; 15) PLUS@[15; 16) WHITESPACE@[16; 17) QUESTION@[17; 18) PATH_TYPE@[18; 32) PATH@[18; 23) PATH_SEGMENT@[18; 23) NAME_REF@[18; 23) IDENT@[18; 23) "Sized" WHITESPACE@[23; 24) PLUS@[24; 25) WHITESPACE@[25; 26) L_PAREN@[26; 27) PATH_TYPE@[27; 31) PATH@[27; 31) PATH_SEGMENT@[27; 31) NAME_REF@[27; 31) IDENT@[27; 31) "Copy" R_PAREN@[31; 32) R_ANGLE@[32; 33) ``` Looking for feedback. Co-authored-by: Ville Penttinen <[email protected]>
Diffstat (limited to 'crates/ra_syntax/tests/data/parser/ok/0036_fully_qualified.txt')
-rw-r--r--crates/ra_syntax/tests/data/parser/ok/0036_fully_qualified.txt24
1 files changed, 14 insertions, 10 deletions
diff --git a/crates/ra_syntax/tests/data/parser/ok/0036_fully_qualified.txt b/crates/ra_syntax/tests/data/parser/ok/0036_fully_qualified.txt
index 208e5e51c..93e26aaf6 100644
--- a/crates/ra_syntax/tests/data/parser/ok/0036_fully_qualified.txt
+++ b/crates/ra_syntax/tests/data/parser/ok/0036_fully_qualified.txt
@@ -16,11 +16,13 @@ SOURCE_FILE@[0; 157)
16 IDENT@[73; 74) "S" 16 IDENT@[73; 74) "S"
17 COLON@[74; 75) 17 COLON@[74; 75)
18 WHITESPACE@[75; 76) 18 WHITESPACE@[75; 76)
19 PATH_TYPE@[76; 84) 19 TYPE_BOUND_LIST@[76; 84)
20 PATH@[76; 84) 20 TYPE_BOUND@[76; 84)
21 PATH_SEGMENT@[76; 84) 21 PATH_TYPE@[76; 84)
22 NAME_REF@[76; 84) 22 PATH@[76; 84)
23 IDENT@[76; 84) "Iterator" 23 PATH_SEGMENT@[76; 84)
24 NAME_REF@[76; 84)
25 IDENT@[76; 84) "Iterator"
24 R_ANGLE@[84; 85) 26 R_ANGLE@[84; 85)
25 PARAM_LIST@[85; 87) 27 PARAM_LIST@[85; 87)
26 L_PAREN@[85; 86) 28 L_PAREN@[85; 86)
@@ -64,11 +66,13 @@ SOURCE_FILE@[0; 157)
64 IDENT@[125; 129) "Item" 66 IDENT@[125; 129) "Item"
65 COLON@[129; 130) 67 COLON@[129; 130)
66 WHITESPACE@[130; 131) 68 WHITESPACE@[130; 131)
67 PATH_TYPE@[131; 133) 69 TYPE_BOUND_LIST@[131; 133)
68 PATH@[131; 133) 70 TYPE_BOUND@[131; 133)
69 PATH_SEGMENT@[131; 133) 71 PATH_TYPE@[131; 133)
70 NAME_REF@[131; 133) 72 PATH@[131; 133)
71 IDENT@[131; 133) "Eq" 73 PATH_SEGMENT@[131; 133)
74 NAME_REF@[131; 133)
75 IDENT@[131; 133) "Eq"
72 COMMA@[133; 134) 76 COMMA@[133; 134)
73 WHITESPACE@[134; 135) 77 WHITESPACE@[134; 135)
74 BLOCK@[135; 156) 78 BLOCK@[135; 156)