bjoernager/rust
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Add genness to FnHeader

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This commit is contained in:
Eric Holk 2023-11-28 10:15:39 -08:00
parent e281163dc8
commit bc0d10d4b0
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GPG key ID: 8EA6B43ED4CE0911
4 changed files with 26 additions and 5 deletions
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3
compiler/rustc_parse/src/parser/item.rs
View file

@ -2543,6 +2543,7 @@ impl<'a> Parser<'a> {
constness: recover_constness,
unsafety: recover_unsafety,
asyncness: recover_asyncness,
genness, // FIXME(eholk): add keyword recovery logic here too.
ext,
});
}
@ -2552,7 +2553,7 @@ impl<'a> Parser<'a> {
}
}
Ok(FnHeader { constness, unsafety, asyncness, ext })
Ok(FnHeader { constness, unsafety, asyncness, ext, genness })
}
/// Parses the parameter list and result type of a function declaration.

3
compiler/rustc_parse/src/parser/ty.rs
View file

@ -596,7 +596,7 @@ impl<'a> Parser<'a> {
tokens: None,
};
let span_start = self.token.span;
let ast::FnHeader { ext, unsafety, constness, asyncness } =
let ast::FnHeader { ext, unsafety, constness, asyncness, genness: _ } =
self.parse_fn_front_matter(&inherited_vis, Case::Sensitive)?;
if self.may_recover() && self.token.kind == TokenKind::Lt {
self.recover_fn_ptr_with_generics(lo, &mut params, param_insertion_point)?;
@ -612,6 +612,7 @@ impl<'a> Parser<'a> {
if let ast::Async::Yes { span, .. } = asyncness {
self.sess.emit_err(FnPointerCannotBeAsync { span: whole_span, qualifier: span });
}
// FIXME(eholk): emit a similar error for `gen fn()`
let decl_span = span_start.to(self.token.span);
Ok(TyKind::BareFn(P(BareFnTy { ext, unsafety, generic_params: params, decl, decl_span })))
}