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Appease clippy by not shadowing variables

This commit is contained in:
Florian Hartwig 2015-11-19 20:19:19 +01:00
parent 096c064d43
commit a36707bffd
1 changed files with 2 additions and 2 deletions
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4
src/methods.rs
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@ -154,14 +154,14 @@ fn get_error_type<'a>(cx: &LateContext, ty: ty::Ty<'a>) -> Option<ty::Ty<'a>> {
// conservative, i.e. it should not return false positives, but will return
// false negatives.
fn has_debug_impl<'a, 'b>(ty: ty::Ty<'a>, cx: &LateContext<'b, 'a>) -> bool {
let ty = walk_ptrs_ty(ty);
let no_ref_ty = walk_ptrs_ty(ty);
let debug = match cx.tcx.lang_items.debug_trait() {
Some(debug) => debug,
None => return false
};
let debug_def = cx.tcx.lookup_trait_def(debug);
let mut debug_impl_exists = false;
debug_def.for_each_relevant_impl(cx.tcx, ty, |d| {
debug_def.for_each_relevant_impl(cx.tcx, no_ref_ty, |d| {
let self_ty = &cx.tcx.impl_trait_ref(d).and_then(|im| im.substs.self_ty());
if let Some(self_ty) = *self_ty {
if !self_ty.flags.get().contains(ty::TypeFlags::HAS_PARAMS) {