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Auto merge of #78779 - LeSeulArtichaut:ty-visitor-return, r=oli-obk

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Introduce `TypeVisitor::BreakTy`

Implements MCP rust-lang/compiler-team#383.
r? `@ghost`
cc `@lcnr` `@oli-obk`

~~Blocked on FCP in rust-lang/compiler-team#383.~~
This commit is contained in:
bors 2020-11-17 12:24:34 +00:00
commit a467c514a3
1 changed files with 3 additions and 1 deletions
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4
clippy_lints/src/redundant_clone.rs
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@ -563,7 +563,9 @@ impl<'a, 'tcx> mir::visit::Visitor<'tcx> for PossibleBorrowerVisitor<'a, 'tcx> {
struct ContainsRegion;
impl TypeVisitor<'_> for ContainsRegion {
fn visit_region(&mut self, _: ty::Region<'_>) -> ControlFlow<()> {
type BreakTy = ();
fn visit_region(&mut self, _: ty::Region<'_>) -> ControlFlow<Self::BreakTy> {
ControlFlow::BREAK
}
}