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Merge pull request #2813 from jyn514/arg_attributes

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Allow attributes before function arguments
This commit is contained in:
Aleksey Kladov 2020-01-17 11:15:07 +01:00 committed by GitHub
commit 90b8a31b83
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3 changed files with 45 additions and 0 deletions
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5
crates/ra_parser/src/grammar/expressions.rs
View File

@ -540,6 +540,11 @@ fn arg_list(p: &mut Parser) {
let m = p.start();
p.bump(T!['(']);
while !p.at(T![')']) && !p.at(EOF) {
// test arg_with_attr
// fn main() {
// foo(#[attr] 92)
// }
attributes::outer_attributes(p);
if !p.at_ts(EXPR_FIRST) {
p.error("expected expression");
break;

3
crates/ra_syntax/test_data/parser/inline/ok/0152_arg_with_attr.rs Normal file
View File

@ -0,0 +1,3 @@
fn main() {
foo(#[attr] 92)
}

37
crates/ra_syntax/test_data/parser/inline/ok/0152_arg_with_attr.txt Normal file
View File

@ -0,0 +1,37 @@
SOURCE_FILE@[0; 34)
FN_DEF@[0; 33)
FN_KW@[0; 2) "fn"
WHITESPACE@[2; 3) " "
NAME@[3; 7)
IDENT@[3; 7) "main"
PARAM_LIST@[7; 9)
L_PAREN@[7; 8) "("
R_PAREN@[8; 9) ")"
WHITESPACE@[9; 10) " "
BLOCK_EXPR@[10; 33)
BLOCK@[10; 33)
L_CURLY@[10; 11) "{"
WHITESPACE@[11; 16) "\n "
CALL_EXPR@[16; 31)
PATH_EXPR@[16; 19)
PATH@[16; 19)
PATH_SEGMENT@[16; 19)
NAME_REF@[16; 19)
IDENT@[16; 19) "foo"
ARG_LIST@[19; 31)
L_PAREN@[19; 20) "("
ATTR@[20; 27)
POUND@[20; 21) "#"
L_BRACK@[21; 22) "["
PATH@[22; 26)
PATH_SEGMENT@[22; 26)
NAME_REF@[22; 26)
IDENT@[22; 26) "attr"
R_BRACK@[26; 27) "]"
WHITESPACE@[27; 28) " "
LITERAL@[28; 30)
INT_NUMBER@[28; 30) "92"
R_PAREN@[30; 31) ")"
WHITESPACE@[31; 32) "\n"
R_CURLY@[32; 33) "}"
WHITESPACE@[33; 34) "\n"