bjoernager/rust
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use matches!() macro in more places

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This commit is contained in:
Matthias Krüger 2020-12-24 02:55:21 +01:00
parent c34c015fe2
commit d12a358673
34 changed files with 138 additions and 270 deletions
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6
compiler/rustc_trait_selection/src/traits/coherence.rs
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@ -193,10 +193,8 @@ fn overlap_within_probe(
let intercrate_ambiguity_causes = selcx.take_intercrate_ambiguity_causes();
debug!("overlap: intercrate_ambiguity_causes={:#?}", intercrate_ambiguity_causes);
let involves_placeholder = match selcx.infcx().region_constraints_added_in_snapshot(snapshot) {
Some(true) => true,
_ => false,
};
let involves_placeholder =
matches!(selcx.infcx().region_constraints_added_in_snapshot(snapshot), Some(true));
Some(OverlapResult { impl_header, intercrate_ambiguity_causes, involves_placeholder })
}