aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--crates/ra_parser/src/grammar/patterns.rs15
-rw-r--r--crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.rs3
-rw-r--r--crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.txt62
3 files changed, 66 insertions, 14 deletions
diff --git a/crates/ra_parser/src/grammar/patterns.rs b/crates/ra_parser/src/grammar/patterns.rs
index c6a2e4d39..3afbaa82b 100644
--- a/crates/ra_parser/src/grammar/patterns.rs
+++ b/crates/ra_parser/src/grammar/patterns.rs
@@ -41,16 +41,14 @@ fn pattern_r(p: &mut Parser, recovery_set: TokenSet) {
41 let m = p.start(); 41 let m = p.start();
42 pattern_single_r(p, recovery_set); 42 pattern_single_r(p, recovery_set);
43 43
44 let mut is_or_pat = false; 44 if !p.at(T![|]) {
45 m.abandon(p);
46 return;
47 }
45 while p.eat(T![|]) { 48 while p.eat(T![|]) {
46 is_or_pat = true;
47 pattern_single_r(p, recovery_set); 49 pattern_single_r(p, recovery_set);
48 } 50 }
49 if is_or_pat { 51 m.complete(p, OR_PAT);
50 m.complete(p, OR_PAT);
51 } else {
52 m.abandon(p);
53 }
54} 52}
55 53
56fn pattern_single_r(p: &mut Parser, recovery_set: TokenSet) { 54fn pattern_single_r(p: &mut Parser, recovery_set: TokenSet) {
@@ -292,6 +290,9 @@ fn ref_pat(p: &mut Parser) -> CompletedMarker {
292// test tuple_pat 290// test tuple_pat
293// fn main() { 291// fn main() {
294// let (a, b, ..) = (); 292// let (a, b, ..) = ();
293// let (a,) = ();
294// let (..) = ();
295// let () = ();
295// } 296// }
296fn tuple_pat(p: &mut Parser) -> CompletedMarker { 297fn tuple_pat(p: &mut Parser) -> CompletedMarker {
297 assert!(p.at(T!['('])); 298 assert!(p.at(T!['(']));
diff --git a/crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.rs b/crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.rs
index f785acd36..ba719879d 100644
--- a/crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.rs
+++ b/crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.rs
@@ -1,3 +1,6 @@
1fn main() { 1fn main() {
2 let (a, b, ..) = (); 2 let (a, b, ..) = ();
3 let (a,) = ();
4 let (..) = ();
5 let () = ();
3} 6}
diff --git a/crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.txt b/crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.txt
index 674dec493..4680c267e 100644
--- a/crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.txt
+++ b/crates/ra_syntax/test_data/parser/inline/ok/0111_tuple_pat.txt
@@ -1,5 +1,5 @@
1SOURCE_FILE@[0; 39) 1SOURCE_FILE@[0; 94)
2 FN_DEF@[0; 38) 2 FN_DEF@[0; 93)
3 FN_KW@[0; 2) "fn" 3 FN_KW@[0; 2) "fn"
4 WHITESPACE@[2; 3) " " 4 WHITESPACE@[2; 3) " "
5 NAME@[3; 7) 5 NAME@[3; 7)
@@ -8,8 +8,8 @@ SOURCE_FILE@[0; 39)
8 L_PAREN@[7; 8) "(" 8 L_PAREN@[7; 8) "("
9 R_PAREN@[8; 9) ")" 9 R_PAREN@[8; 9) ")"
10 WHITESPACE@[9; 10) " " 10 WHITESPACE@[9; 10) " "
11 BLOCK_EXPR@[10; 38) 11 BLOCK_EXPR@[10; 93)
12 BLOCK@[10; 38) 12 BLOCK@[10; 93)
13 L_CURLY@[10; 11) "{" 13 L_CURLY@[10; 11) "{"
14 WHITESPACE@[11; 16) "\n " 14 WHITESPACE@[11; 16) "\n "
15 LET_STMT@[16; 36) 15 LET_STMT@[16; 36)
@@ -37,6 +37,54 @@ SOURCE_FILE@[0; 39)
37 L_PAREN@[33; 34) "(" 37 L_PAREN@[33; 34) "("
38 R_PAREN@[34; 35) ")" 38 R_PAREN@[34; 35) ")"
39 SEMI@[35; 36) ";" 39 SEMI@[35; 36) ";"
40 WHITESPACE@[36; 37) "\n" 40 WHITESPACE@[36; 41) "\n "
41 R_CURLY@[37; 38) "}" 41 LET_STMT@[41; 55)
42 WHITESPACE@[38; 39) "\n" 42 LET_KW@[41; 44) "let"
43 WHITESPACE@[44; 45) " "
44 TUPLE_PAT@[45; 49)
45 L_PAREN@[45; 46) "("
46 BIND_PAT@[46; 47)
47 NAME@[46; 47)
48 IDENT@[46; 47) "a"
49 COMMA@[47; 48) ","
50 R_PAREN@[48; 49) ")"
51 WHITESPACE@[49; 50) " "
52 EQ@[50; 51) "="
53 WHITESPACE@[51; 52) " "
54 TUPLE_EXPR@[52; 54)
55 L_PAREN@[52; 53) "("
56 R_PAREN@[53; 54) ")"
57 SEMI@[54; 55) ";"
58 WHITESPACE@[55; 60) "\n "
59 LET_STMT@[60; 74)
60 LET_KW@[60; 63) "let"
61 WHITESPACE@[63; 64) " "
62 TUPLE_PAT@[64; 68)
63 L_PAREN@[64; 65) "("
64 DOT_DOT_PAT@[65; 67)
65 DOTDOT@[65; 67) ".."
66 R_PAREN@[67; 68) ")"
67 WHITESPACE@[68; 69) " "
68 EQ@[69; 70) "="
69 WHITESPACE@[70; 71) " "
70 TUPLE_EXPR@[71; 73)
71 L_PAREN@[71; 72) "("
72 R_PAREN@[72; 73) ")"
73 SEMI@[73; 74) ";"
74 WHITESPACE@[74; 79) "\n "
75 LET_STMT@[79; 91)
76 LET_KW@[79; 82) "let"
77 WHITESPACE@[82; 83) " "
78 TUPLE_PAT@[83; 85)
79 L_PAREN@[83; 84) "("
80 R_PAREN@[84; 85) ")"
81 WHITESPACE@[85; 86) " "
82 EQ@[86; 87) "="
83 WHITESPACE@[87; 88) " "
84 TUPLE_EXPR@[88; 90)
85 L_PAREN@[88; 89) "("
86 R_PAREN@[89; 90) ")"
87 SEMI@[90; 91) ";"
88 WHITESPACE@[91; 92) "\n"
89 R_CURLY@[92; 93) "}"
90 WHITESPACE@[93; 94) "\n"