bjoernager/rust
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Note scope of TAIT more accurately

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This commit is contained in:
Michael Goulet 2022-10-22 03:09:49 +00:00
parent 0940040c04
commit 4accf838f6
7 changed files with 12 additions and 5 deletions
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6
compiler/rustc_hir_analysis/src/collect/type_of.rs
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@ -693,6 +693,12 @@ fn find_opaque_ty_constraints_for_tait(tcx: TyCtxt<'_>, def_id: LocalDefId) -> T
tcx.sess.emit_err(UnconstrainedOpaqueType {
span: tcx.def_span(def_id),
name: tcx.item_name(tcx.local_parent(def_id).to_def_id()),
what: match tcx.hir().get(scope) {
_ if scope == hir::CRATE_HIR_ID => "module",
Node::Item(hir::Item { kind: hir::ItemKind::Mod(_), .. }) => "module",
Node::Item(hir::Item { kind: hir::ItemKind::Impl(_), .. }) => "impl",
_ => "item",
},
});
return tcx.ty_error();
};

1
compiler/rustc_hir_analysis/src/errors.rs
View file

@ -143,6 +143,7 @@ pub struct UnconstrainedOpaqueType {
#[primary_span]
pub span: Span,
pub name: Symbol,
pub what: &'static str,
}
pub struct MissingTypeParams {