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| author | Maybe Waffle <waffle.lapkin@gmail.com> | 2023-02-15 11:43:41 +0000 |
|---|---|---|
| committer | Maybe Waffle <waffle.lapkin@gmail.com> | 2023-02-16 15:26:00 +0000 |
| commit | 8751fa1a9abda9fc7ced6b03315efbd82310830d (patch) | |
| tree | f15613d5ca2fa5aadfdde2df1d94907d1798a5bb /compiler/rustc_mir_transform/src | |
| parent | af3c8b27266e290cf65704284f6862d0f90ee4fc (diff) | |
| download | rust-8751fa1a9abda9fc7ced6b03315efbd82310830d.tar.gz rust-8751fa1a9abda9fc7ced6b03315efbd82310830d.zip | |
`if $c:expr { Some($r:expr) } else { None }` =>> `$c.then(|| $r)`
Diffstat (limited to 'compiler/rustc_mir_transform/src')
| -rw-r--r-- | compiler/rustc_mir_transform/src/function_item_references.rs | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/compiler/rustc_mir_transform/src/function_item_references.rs b/compiler/rustc_mir_transform/src/function_item_references.rs index aa19b1fdb5e..66d32b954e4 100644 --- a/compiler/rustc_mir_transform/src/function_item_references.rs +++ b/compiler/rustc_mir_transform/src/function_item_references.rs @@ -111,11 +111,9 @@ impl<'tcx> FunctionItemRefChecker<'_, 'tcx> { /// If the given predicate is the trait `fmt::Pointer`, returns the bound parameter type. fn is_pointer_trait(&self, bound: &PredicateKind<'tcx>) -> Option<Ty<'tcx>> { if let ty::PredicateKind::Clause(ty::Clause::Trait(predicate)) = bound { - if self.tcx.is_diagnostic_item(sym::Pointer, predicate.def_id()) { - Some(predicate.trait_ref.self_ty()) - } else { - None - } + self.tcx + .is_diagnostic_item(sym::Pointer, predicate.def_id()) + .then(|| predicate.trait_ref.self_ty()) } else { None } |