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Port "BorrowedTooLong" diagnostic

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This commit is contained in:
Nikita Tomashevich
2023-01-19 17:35:09 +03:00
committed by IQuant
parent 8fc5ba65e1
commit 58e901b6fd
4 changed files with 45 additions and 7 deletions
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28
compiler/rustc_infer/src/infer/error_reporting/note.rs
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@@ -1,6 +1,6 @@
use crate::errors::{
note_and_explain, FullfillReqLifetime, LfBoundNotSatisfied, OutlivesBound, OutlivesContent,
RegionOriginNote,
note_and_explain, BorrowedTooLong, FullfillReqLifetime, LfBoundNotSatisfied, OutlivesBound,
OutlivesContent, RegionOriginNote,
};
use crate::infer::error_reporting::{note_and_explain_region, TypeErrCtxt};
use crate::infer::{self, SubregionOrigin};
@@ -147,7 +147,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
self.tcx,
sub,
None,
note_and_explain::PrefixKind::TypeValidFor,
note_and_explain::PrefixKind::TypeObjValidFor,
note_and_explain::SuffixKind::Empty,
);
let pointer_valid = note_and_explain::RegionExplanation::new(
@@ -200,6 +200,28 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
}
.into_diagnostic(&self.tcx.sess.parse_sess.span_diagnostic)
}
infer::DataBorrowed(ty, span) => {
let type_valid = note_and_explain::RegionExplanation::new(
self.tcx,
sub,
None,
note_and_explain::PrefixKind::TypeValidFor,
note_and_explain::SuffixKind::Empty,
);
let borrow_lasts_for = note_and_explain::RegionExplanation::new(
self.tcx,
sup,
None,
note_and_explain::PrefixKind::BorrowLastsFor,
note_and_explain::SuffixKind::Empty,
);
BorrowedTooLong {
span,
ty: self.resolve_vars_if_possible(ty),
notes: type_valid.into_iter().chain(borrow_lasts_for).collect(),
}
.into_diagnostic(&self.tcx.sess.parse_sess.span_diagnostic)
}
infer::ReferenceOutlivesReferent(ty, span) => {
let mut err = struct_span_err!(
self.tcx.sess,