diff options
Diffstat (limited to 'crates')
5 files changed, 82 insertions, 41 deletions
diff --git a/crates/ra_parser/src/grammar/paths.rs b/crates/ra_parser/src/grammar/paths.rs index 332acc1a0..428aa711e 100644 --- a/crates/ra_parser/src/grammar/paths.rs +++ b/crates/ra_parser/src/grammar/paths.rs | |||
@@ -3,7 +3,7 @@ | |||
3 | use super::*; | 3 | use super::*; |
4 | 4 | ||
5 | pub(super) const PATH_FIRST: TokenSet = | 5 | pub(super) const PATH_FIRST: TokenSet = |
6 | token_set![IDENT, SELF_KW, SUPER_KW, CRATE_KW, COLON, L_ANGLE]; | 6 | token_set![IDENT, T![self], T![super], T![crate], T![:], T![<]]; |
7 | 7 | ||
8 | pub(super) fn is_path_start(p: &Parser) -> bool { | 8 | pub(super) fn is_path_start(p: &Parser) -> bool { |
9 | is_use_path_start(p) || p.at(T![<]) | 9 | is_use_path_start(p) || p.at(T![<]) |
diff --git a/crates/ra_parser/src/grammar/patterns.rs b/crates/ra_parser/src/grammar/patterns.rs index 68fb2fc73..427c0eb49 100644 --- a/crates/ra_parser/src/grammar/patterns.rs +++ b/crates/ra_parser/src/grammar/patterns.rs | |||
@@ -4,7 +4,7 @@ use super::*; | |||
4 | 4 | ||
5 | pub(super) const PATTERN_FIRST: TokenSet = expressions::LITERAL_FIRST | 5 | pub(super) const PATTERN_FIRST: TokenSet = expressions::LITERAL_FIRST |
6 | .union(paths::PATH_FIRST) | 6 | .union(paths::PATH_FIRST) |
7 | .union(token_set![BOX_KW, REF_KW, MUT_KW, L_PAREN, L_BRACK, AMP, UNDERSCORE, MINUS, DOT]); | 7 | .union(token_set![T![box], T![ref], T![mut], T!['('], T!['['], T![&], T![_], T![-], T![.]]); |
8 | 8 | ||
9 | pub(crate) fn pattern(p: &mut Parser) { | 9 | pub(crate) fn pattern(p: &mut Parser) { |
10 | pattern_r(p, PAT_RECOVERY_SET); | 10 | pattern_r(p, PAT_RECOVERY_SET); |
@@ -88,7 +88,9 @@ fn atom_pat(p: &mut Parser, recovery_set: TokenSet) -> Option<CompletedMarker> { | |||
88 | _ => bind_pat(p, true), | 88 | _ => bind_pat(p, true), |
89 | }, | 89 | }, |
90 | 90 | ||
91 | _ if paths::is_use_path_start(p) => path_or_macro_pat(p), | 91 | // test type_path_in_pattern |
92 | // fn main() { let <_>::Foo = (); } | ||
93 | _ if paths::is_path_start(p) => path_or_macro_pat(p), | ||
92 | _ if is_literal_pat_start(p) => literal_pat(p), | 94 | _ if is_literal_pat_start(p) => literal_pat(p), |
93 | 95 | ||
94 | T![.] if p.at(T![..]) => dot_dot_pat(p), | 96 | T![.] if p.at(T![..]) => dot_dot_pat(p), |
@@ -138,7 +140,7 @@ fn literal_pat(p: &mut Parser) -> CompletedMarker { | |||
138 | // let Bar(..) = (); | 140 | // let Bar(..) = (); |
139 | // } | 141 | // } |
140 | fn path_or_macro_pat(p: &mut Parser) -> CompletedMarker { | 142 | fn path_or_macro_pat(p: &mut Parser) -> CompletedMarker { |
141 | assert!(paths::is_use_path_start(p)); | 143 | assert!(paths::is_path_start(p)); |
142 | let m = p.start(); | 144 | let m = p.start(); |
143 | paths::expr_path(p); | 145 | paths::expr_path(p); |
144 | let kind = match p.current() { | 146 | let kind = match p.current() { |
diff --git a/crates/ra_syntax/test_data/parser/err/0024_many_type_parens.rast b/crates/ra_syntax/test_data/parser/err/0024_many_type_parens.rast index 7c957fdde..48610a5eb 100644 --- a/crates/ra_syntax/test_data/parser/err/0024_many_type_parens.rast +++ b/crates/ra_syntax/test_data/parser/err/0024_many_type_parens.rast | |||
@@ -180,44 +180,45 @@ [email protected] | |||
180 | [email protected] | 180 | [email protected] |
181 | [email protected] | 181 | [email protected] |
182 | [email protected] "(" | 182 | [email protected] "(" |
183 | [email protected] | 183 | [email protected] |
184 | [email protected] | 184 | [email protected] "for" |
185 | [email protected] | 185 | [email protected] |
186 | [email protected] | 186 | [email protected] |
187 | [email protected] | 187 | [email protected] |
188 | [email protected] | 188 | [email protected] "<" |
189 | [email protected] "for" | 189 | [email protected] |
190 | [email protected] | 190 | [email protected] "\'a" |
191 | [email protected] "<" | 191 | [email protected] ">" |
192 | [email protected] | 192 | [email protected] " " |
193 | [email protected] "\'a" | 193 | [email protected] |
194 | [email protected] ">" | 194 | [email protected] |
195 | [email protected] " " | 195 | [email protected] |
196 | [email protected] | ||
196 | [email protected] | 197 | [email protected] |
197 | [email protected] | 198 | [email protected] |
198 | [email protected] | 199 | [email protected] |
199 | [email protected] | 200 | [email protected] |
200 | [email protected] "Trait" | 201 | [email protected] "Trait" |
201 | [email protected] "<" | 202 | [email protected] "<" |
202 | [email protected] | 203 | [email protected] |
203 | [email protected] "\'a" | 204 | [email protected] "\'a" |
204 | [email protected] ">" | 205 | [email protected] ">" |
205 | [email protected] | 206 | [email protected] |
206 | [email protected] ")" | 207 | [email protected] ")" |
207 | [email protected] " " | 208 | [email protected] " " |
208 | [email protected] "+" | 209 | [email protected] "+" |
209 | [email protected] " " | 210 | [email protected] " " |
210 | [email protected] | 211 | [email protected] |
211 | [email protected] "(" | 212 | [email protected] "(" |
212 | [email protected] | 213 | [email protected] |
213 | [email protected] | 214 | [email protected] |
214 | [email protected] | 215 | [email protected] |
215 | [email protected] | 216 | [email protected] |
216 | [email protected] "Copy" | 217 | [email protected] "Copy" |
217 | [email protected] ")" | 218 | [email protected] ")" |
218 | [email protected] ">" | 219 | [email protected] ">" |
219 | [email protected] | 220 | [email protected] |
220 | [email protected] ";" | 221 | [email protected] ";" |
221 | [email protected] "\n " | 222 | [email protected] "\n " |
222 | [email protected] | 223 | [email protected] |
223 | [email protected] "let" | 224 | [email protected] "let" |
@@ -302,13 +303,12 @@ error 146..146: expected expression | |||
302 | error 147..147: expected SEMICOLON | 303 | error 147..147: expected SEMICOLON |
303 | error 148..148: expected expression | 304 | error 148..148: expected expression |
304 | error 149..149: expected SEMICOLON | 305 | error 149..149: expected SEMICOLON |
305 | error 154..154: expected pattern | 306 | error 155..155: expected type |
306 | error 155..155: expected IN_KW | 307 | error 158..158: expected IN_KW |
307 | error 155..155: expected expression | ||
308 | error 157..157: expected a block | ||
309 | error 165..165: expected expression | 308 | error 165..165: expected expression |
310 | error 168..168: expected expression | 309 | error 168..168: expected expression |
311 | error 179..179: expected expression | 310 | error 179..179: expected expression |
311 | error 180..180: expected a block | ||
312 | error 180..180: expected COMMA | 312 | error 180..180: expected COMMA |
313 | error 180..180: expected expression | 313 | error 180..180: expected expression |
314 | error 180..180: expected R_PAREN | 314 | error 180..180: expected R_PAREN |
diff --git a/crates/ra_syntax/test_data/parser/inline/ok/0164_type_path_in_pattern.rast b/crates/ra_syntax/test_data/parser/inline/ok/0164_type_path_in_pattern.rast new file mode 100644 index 000000000..868899275 --- /dev/null +++ b/crates/ra_syntax/test_data/parser/inline/ok/0164_type_path_in_pattern.rast | |||
@@ -0,0 +1,38 @@ | |||
1 | [email protected] | ||
2 | [email protected] | ||
3 | [email protected] "fn" | ||
4 | [email protected] " " | ||
5 | [email protected] | ||
6 | [email protected] "main" | ||
7 | [email protected] | ||
8 | [email protected] "(" | ||
9 | [email protected] ")" | ||
10 | [email protected] " " | ||
11 | [email protected] | ||
12 | [email protected] "{" | ||
13 | [email protected] " " | ||
14 | [email protected] | ||
15 | [email protected] "let" | ||
16 | [email protected] " " | ||
17 | [email protected] | ||
18 | [email protected] | ||
19 | [email protected] | ||
20 | [email protected] | ||
21 | [email protected] "<" | ||
22 | [email protected] | ||
23 | [email protected] "_" | ||
24 | [email protected] ">" | ||
25 | [email protected] "::" | ||
26 | [email protected] | ||
27 | [email protected] | ||
28 | [email protected] "Foo" | ||
29 | [email protected] " " | ||
30 | [email protected] "=" | ||
31 | [email protected] " " | ||
32 | [email protected] | ||
33 | [email protected] "(" | ||
34 | [email protected] ")" | ||
35 | [email protected] ";" | ||
36 | [email protected] " " | ||
37 | [email protected] "}" | ||
38 | [email protected] "\n" | ||
diff --git a/crates/ra_syntax/test_data/parser/inline/ok/0164_type_path_in_pattern.rs b/crates/ra_syntax/test_data/parser/inline/ok/0164_type_path_in_pattern.rs new file mode 100644 index 000000000..ebe26834d --- /dev/null +++ b/crates/ra_syntax/test_data/parser/inline/ok/0164_type_path_in_pattern.rs | |||
@@ -0,0 +1 @@ | |||
fn main() { let <_>::Foo = (); } | |||