bjoernager/rust
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Avoid Iterator::last

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This commit is contained in:
KaDiWa 2022-09-11 17:23:00 +02:00
parent 6f0c4a6c5c
commit 66211d83f9
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7 changed files with 11 additions and 15 deletions
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4
compiler/rustc_lint/src/types.rs
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@ -719,7 +719,7 @@ fn get_nullable_type<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option<Ty<'t
Some(match *ty.kind() {
ty::Adt(field_def, field_substs) => {
let inner_field_ty = {
let first_non_zst_ty = field_def
let mut first_non_zst_ty = field_def
.variants()
.iter()
.filter_map(|v| transparent_newtype_field(cx.tcx, v));
@ -729,7 +729,7 @@ fn get_nullable_type<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Option<Ty<'t
"Wrong number of fields for transparent type"
);
first_non_zst_ty
.last()
.next_back()
.expect("No non-zst fields in transparent type.")
.ty(tcx, field_substs)
};