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Use Option::is_some_and and Result::is_ok_and in the compiler

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Maybe Waffle 2023-05-24 14:19:22 +00:00
parent 70db836922
commit fb0f74a8c9
87 changed files with 148 additions and 158 deletions
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4
compiler/rustc_trait_selection/src/traits/select/mod.rs
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@ -1793,12 +1793,12 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
.infcx
.at(&obligation.cause, obligation.param_env)
.sup(DefineOpaqueTypes::No, obligation.predicate, infer_projection)
.map_or(false, |InferOk { obligations, value: () }| {
.is_ok_and(|InferOk { obligations, value: () }| {
self.evaluate_predicates_recursively(
TraitObligationStackList::empty(&ProvisionalEvaluationCache::default()),
nested_obligations.into_iter().chain(obligations),
)
.map_or(false, |res| res.may_apply())
.is_ok_and(|res| res.may_apply())
});
if is_match {