bjoernager/rust
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discard dummy field for macro invocation when parse struct

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This commit is contained in:
bohan 2023-08-21 21:05:01 +08:00
parent 5e9d3d8a03
commit 3ed435f8cb
3 changed files with 48 additions and 52 deletions
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16
compiler/rustc_parse/src/parser/item.rs
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@ -1851,21 +1851,11 @@ impl<'a> Parser<'a> {
attrs: AttrVec,
) -> PResult<'a, FieldDef> {
let name = self.parse_field_ident(adt_ty, lo)?;
// Parse the macro invocation and recover
if self.token.kind == token::Not {
if let Err(mut err) = self.unexpected::<FieldDef>() {
err.subdiagnostic(MacroExpandsToAdtField { adt_ty }).emit();
self.bump();
self.parse_delim_args()?;
return Ok(FieldDef {
span: DUMMY_SP,
ident: None,
vis,
id: DUMMY_NODE_ID,
ty: self.mk_ty(DUMMY_SP, TyKind::Err),
attrs,
is_placeholder: false,
});
// Encounter the macro invocation
err.subdiagnostic(MacroExpandsToAdtField { adt_ty });
return Err(err);
}
}
self.expect_field_ty_separator()?;