bjoernager/rust
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Tweak output to account for alternative bindings in the same pattern

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This commit is contained in:
Esteban Küber 2022-11-03 15:08:38 -07:00
parent 24f80ea7d7
commit 5993f5d0f8
2 changed files with 19 additions and 30 deletions
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39
compiler/rustc_borrowck/src/diagnostics/conflict_errors.rs
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@ -192,26 +192,23 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
is_loop_move = true;
}
self.suggest_ref_or_clone(
mpi,
move_span,
&mut err,
&mut seen_spans,
&mut in_pattern,
);
if !seen_spans.contains(&move_span) {
self.suggest_ref_or_clone(mpi, move_span, &mut err, &mut in_pattern);
self.explain_captures(
&mut err,
span,
move_span,
move_spans,
*moved_place,
partially_str,
loop_message,
move_msg,
is_loop_move,
maybe_reinitialized_locations.is_empty(),
);
self.explain_captures(
&mut err,
span,
move_span,
move_spans,
*moved_place,
partially_str,
loop_message,
move_msg,
is_loop_move,
maybe_reinitialized_locations.is_empty(),
);
}
seen_spans.insert(move_span);
}
use_spans.var_path_only_subdiag(&mut err, desired_action);
@ -312,7 +309,6 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
mpi: MovePathIndex,
move_span: Span,
err: &mut DiagnosticBuilder<'_, ErrorGuaranteed>,
seen_spans: &mut FxHashSet<Span>,
in_pattern: &mut bool,
) {
struct ExpressionFinder<'hir> {
@ -436,7 +432,7 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
}
}
}
if let Some(pat) = finder.pat && !seen_spans.contains(&pat.span) {
if let Some(pat) = finder.pat {
*in_pattern = true;
err.span_suggestion_verbose(
pat.span.shrink_to_lo(),
@ -444,7 +440,6 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
"ref ".to_string(),
Applicability::MachineApplicable,
);
seen_spans.insert(pat.span);
}
}
}