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Fix not parse never type in inherent impl

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A4-Tacks 2025-11-05 16:33:02 +08:00
parent c46279da2f
commit e92e6792cf
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4 changed files with 22 additions and 5 deletions
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11
crates/parser/src/grammar/items/traits.rs
View File

@ -54,12 +54,13 @@ pub(super) fn impl_(p: &mut Parser<'_>, m: Marker) {
// impl const Send for S {}
p.eat(T![const]);
// FIXME: never type
// test impl_item_never_type
// impl ! {}
// test impl_item_neg
// impl !Send for S {}
p.eat(T![!]);
if p.at(T![!]) && !p.nth_at(1, T!['{']) {
// test impl_item_neg
// impl !Send for S {}
p.eat(T![!]);
}
impl_type(p);
if p.eat(T![for]) {
impl_type(p);

4
crates/parser/test_data/generated/runner.rs
View File

@ -322,6 +322,10 @@ mod ok {
#[test]
fn impl_item_neg() { run_and_expect_no_errors("test_data/parser/inline/ok/impl_item_neg.rs"); }
#[test]
fn impl_item_never_type() {
run_and_expect_no_errors("test_data/parser/inline/ok/impl_item_never_type.rs");
}
#[test]
fn impl_trait_type() {
run_and_expect_no_errors("test_data/parser/inline/ok/impl_trait_type.rs");
}

11
crates/parser/test_data/parser/inline/ok/impl_item_never_type.rast Normal file
View File

@ -0,0 +1,11 @@
SOURCE_FILE
IMPL
IMPL_KW "impl"
WHITESPACE " "
NEVER_TYPE
BANG "!"
WHITESPACE " "
ASSOC_ITEM_LIST
L_CURLY "{"
R_CURLY "}"
WHITESPACE "\n"

1
crates/parser/test_data/parser/inline/ok/impl_item_never_type.rs Normal file
View File

@ -0,0 +1 @@
impl ! {}