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Employ early return pattern more

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This commit is contained in:
Evgenii P 2019-08-04 08:03:17 +07:00
parent 4034ea9e4e
commit d610adfc2b
2 changed files with 27 additions and 25 deletions
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18
crates/ra_hir/src/source_binder.rs
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@ -428,20 +428,18 @@ impl SourceAnalyzer {
let std_future_trait =
match self.resolver.resolve_path_segments(db, &std_future_path).into_fully_resolved() {
PerNs { types: Some(Resolution::Def(ModuleDef::Trait(trait_))), .. } => {
Some(trait_)
trait_
}
_ => None,
_ => return false,
};
let krate = self.resolver.krate();
if let Some(krate) = krate {
if let Some(trait_) = std_future_trait {
let canonical_ty = crate::ty::Canonical { value: ty, num_vars: 0 };
return implements_trait(&canonical_ty, db, &self.resolver, krate, trait_);
}
}
let krate = match self.resolver.krate() {
Some(krate) => krate,
_ => return false,
};
false
let canonical_ty = crate::ty::Canonical { value: ty, num_vars: 0 };
return implements_trait(&canonical_ty, db, &self.resolver, krate, std_future_trait);
}
#[cfg(test)]