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feat: complete raw, const keyword

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This commit is contained in:
lh123 2025-01-16 18:05:30 +08:00
parent 7d337c7f35
commit 9809143562
6 changed files with 144 additions and 8 deletions
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13
crates/parser/src/grammar/expressions.rs
View file

@ -339,13 +339,20 @@ fn lhs(p: &mut Parser<'_>, r: Restrictions) -> Option<(CompletedMarker, BlockLik
// // raw reference operator
// let _ = &raw mut foo;
// let _ = &raw const foo;
// let _ = &raw foo;
// }
T![&] => {
m = p.start();
p.bump(T![&]);
if p.at_contextual_kw(T![raw]) && [T![mut], T![const]].contains(&p.nth(1)) {
p.bump_remap(T![raw]);
p.bump_any();
if p.at_contextual_kw(T![raw]) {
if [T![mut], T![const]].contains(&p.nth(1)) {
p.bump_remap(T![raw]);
p.bump_any();
} else if p.nth_at(1, SyntaxKind::IDENT) {
// we treat raw as keyword in this case
// &raw foo;
p.bump_remap(T![raw]);
}
} else {
p.eat(T![mut]);
}

19
crates/parser/test_data/parser/inline/ok/ref_expr.rast
View file

@ -134,6 +134,25 @@ SOURCE_FILE
NAME_REF
IDENT "foo"
SEMICOLON ";"
WHITESPACE "\n "
LET_STMT
LET_KW "let"
WHITESPACE " "
WILDCARD_PAT
UNDERSCORE "_"
WHITESPACE " "
EQ "="
WHITESPACE " "
REF_EXPR
AMP "&"
RAW_KW "raw"
WHITESPACE " "
PATH_EXPR
PATH
PATH_SEGMENT
NAME_REF
IDENT "foo"
SEMICOLON ";"
WHITESPACE "\n"
R_CURLY "}"
WHITESPACE "\n"

1
crates/parser/test_data/parser/inline/ok/ref_expr.rs
View file

@ -7,4 +7,5 @@ fn foo() {
// raw reference operator
let _ = &raw mut foo;
let _ = &raw const foo;
let _ = &raw foo;
}