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Error message for ambiguous RTN from super bounds

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This commit is contained in:
Michael Goulet 2023-05-03 21:09:50 +00:00
parent fef2f5b815
commit 76802e31a1
6 changed files with 84 additions and 3 deletions
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14
compiler/rustc_hir_analysis/src/errors.rs
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@ -6,7 +6,7 @@ use rustc_errors::{
MultiSpan,
};
use rustc_macros::{Diagnostic, Subdiagnostic};
use rustc_middle::ty::Ty;
use rustc_middle::ty::{self, print::TraitRefPrintOnlyTraitPath, Ty};
use rustc_span::{symbol::Ident, Span, Symbol};
#[derive(Diagnostic)]
@ -516,6 +516,18 @@ pub(crate) struct ReturnTypeNotationMissingMethod {
pub assoc_name: Symbol,
}
#[derive(Diagnostic)]
#[diag(hir_analysis_return_type_notation_conflicting_bound)]
#[note]
pub(crate) struct ReturnTypeNotationConflictingBound<'tcx> {
#[primary_span]
pub span: Span,
pub ty_name: String,
pub assoc_name: Symbol,
pub first_bound: ty::Binder<'tcx, TraitRefPrintOnlyTraitPath<'tcx>>,
pub second_bound: ty::Binder<'tcx, TraitRefPrintOnlyTraitPath<'tcx>>,
}
#[derive(Diagnostic)]
#[diag(hir_analysis_placeholder_not_allowed_item_signatures, code = "E0121")]
pub(crate) struct PlaceholderNotAllowedItemSignatures {