bjoernager/rust
bjoernager/rust
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Filter OnceNote in diagnostic infra.

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This commit is contained in:
Camille GILLOT 2022-03-20 20:02:18 +01:00
parent 056951d628
commit 0b49d05ea3
29 changed files with 183 additions and 282 deletions
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35
compiler/rustc_trait_selection/src/autoderef.rs
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@ -5,7 +5,7 @@ use rustc_hir as hir;
use rustc_infer::infer::InferCtxt;
use rustc_middle::ty::{self, TraitRef, Ty, TyCtxt};
use rustc_middle::ty::{ToPredicate, TypeFoldable};
use rustc_session::{DiagnosticMessageId, Limit};
use rustc_session::Limit;
use rustc_span::def_id::LOCAL_CRATE;
use rustc_span::Span;
@ -222,24 +222,19 @@ pub fn report_autoderef_recursion_limit_error<'tcx>(tcx: TyCtxt<'tcx>, span: Spa
Limit(0) => Limit(2),
limit => limit * 2,
};
let msg = format!("reached the recursion limit while auto-dereferencing `{:?}`", ty);
let error_id = (DiagnosticMessageId::ErrorId(55), Some(span), msg);
let fresh = tcx.sess.one_time_diagnostics.borrow_mut().insert(error_id);
if fresh {
struct_span_err!(
tcx.sess,
span,
E0055,
"reached the recursion limit while auto-dereferencing `{:?}`",
ty
)
.span_label(span, "deref recursion limit reached")
.help(&format!(
"consider increasing the recursion limit by adding a \
struct_span_err!(
tcx.sess,
span,
E0055,
"reached the recursion limit while auto-dereferencing `{:?}`",
ty
)
.span_label(span, "deref recursion limit reached")
.help(&format!(
"consider increasing the recursion limit by adding a \
`#![recursion_limit = \"{}\"]` attribute to your crate (`{}`)",
suggested_limit,
tcx.crate_name(LOCAL_CRATE),
))
.emit();
}
suggested_limit,
tcx.crate_name(LOCAL_CRATE),
))
.emit();
}