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Remove some unnecessary try_map_bound

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This commit is contained in:
Michael Goulet 2022-12-21 05:07:50 +00:00
parent 1d12c3cea3
commit c8ebff6aee
1 changed files with 2 additions and 8 deletions
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10
compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs
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@ -3185,14 +3185,8 @@ impl<'tcx> TypeErrCtxtExt<'tcx> for TypeErrCtxt<'_, 'tcx> {
&& let predicates = self.tcx.predicates_of(def_id).instantiate_identity(self.tcx)
&& let Some(pred) = predicates.predicates.get(*idx)
{
if let Ok(trait_pred) = pred.kind().try_map_bound(|pred| match pred {
ty::PredicateKind::Clause(ty::Clause::Trait(trait_pred)) => Ok(trait_pred),
_ => Err(()),
})
&& let Ok(trait_predicate) = predicate.kind().try_map_bound(|pred| match pred {
ty::PredicateKind::Clause(ty::Clause::Trait(trait_pred)) => Ok(trait_pred),
_ => Err(()),
})
if let Some(trait_pred) = pred.to_opt_poly_trait_pred()
&& let Some(trait_predicate) = predicate.to_opt_poly_trait_pred()
{
let mut c = CollectAllMismatches {
infcx: self.infcx,