bjoernager/rust
bjoernager/rust
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delegation: Implement list delegation

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```rust
reuse prefix::{a, b, c}
```
This commit is contained in:
Vadim Petrochenkov 2024-03-15 14:21:03 +03:00
parent 8387315ab3
commit c30b41012d
29 changed files with 511 additions and 60 deletions
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20
compiler/rustc_ast_lowering/src/item.rs
View file

@ -460,8 +460,8 @@ impl<'hir> LoweringContext<'_, 'hir> {
delegation_results.body_id,
)
}
ItemKind::MacCall(..) => {
panic!("`TyMac` should have been expanded by now")
ItemKind::MacCall(..) | ItemKind::DelegationMac(..) => {
panic!("macros should have been expanded by now")
}
}
}
@ -845,7 +845,9 @@ impl<'hir> LoweringContext<'_, 'hir> {
);
(delegation_results.generics, item_kind, true)
}
AssocItemKind::MacCall(..) => panic!("macro item shouldn't exist at this point"),
AssocItemKind::MacCall(..) | AssocItemKind::DelegationMac(..) => {
panic!("macros should have been expanded by now")
}
};
let item = hir::TraitItem {
@ -869,7 +871,9 @@ impl<'hir> LoweringContext<'_, 'hir> {
AssocItemKind::Delegation(box delegation) => hir::AssocItemKind::Fn {
has_self: self.delegation_has_self(i.id, delegation.id, i.span),
},
AssocItemKind::MacCall(..) => unimplemented!(),
AssocItemKind::MacCall(..) | AssocItemKind::DelegationMac(..) => {
panic!("macros should have been expanded by now")
}
};
let id = hir::TraitItemId { owner_id: hir::OwnerId { def_id: self.local_def_id(i.id) } };
hir::TraitItemRef {
@ -964,7 +968,9 @@ impl<'hir> LoweringContext<'_, 'hir> {
hir::ImplItemKind::Fn(delegation_results.sig, delegation_results.body_id),
)
}
AssocItemKind::MacCall(..) => panic!("`TyMac` should have been expanded by now"),
AssocItemKind::MacCall(..) | AssocItemKind::DelegationMac(..) => {
panic!("macros should have been expanded by now")
}
};
let item = hir::ImplItem {
@ -993,7 +999,9 @@ impl<'hir> LoweringContext<'_, 'hir> {
AssocItemKind::Delegation(box delegation) => hir::AssocItemKind::Fn {
has_self: self.delegation_has_self(i.id, delegation.id, i.span),
},
AssocItemKind::MacCall(..) => unimplemented!(),
AssocItemKind::MacCall(..) | AssocItemKind::DelegationMac(..) => {
panic!("macros should have been expanded by now")
}
},
trait_item_def_id: self
.resolver