bjoernager/rust
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Adopt let_else in even more places

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This commit is contained in:
est31 2022-02-15 05:58:25 +01:00
parent 3cfa4def7c
commit 60f969a4f2
26 changed files with 50 additions and 104 deletions
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6
compiler/rustc_infer/src/infer/error_reporting/need_type_info.rs
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@ -553,8 +553,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
let ty_msg = match (local_visitor.found_node_ty, local_visitor.found_exact_method_call) {
(_, Some(_)) => String::new(),
(Some(ty), _) if ty.is_closure() => {
let substs =
if let ty::Closure(_, substs) = *ty.kind() { substs } else { unreachable!() };
let ty::Closure(_, substs) = *ty.kind() else { unreachable!() };
let fn_sig = substs.as_closure().sig();
let args = closure_args(&fn_sig);
let ret = fn_sig.output().skip_binder().to_string();
@ -597,8 +596,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
let param_type = arg_data.kind.descr();
let suffix = match local_visitor.found_node_ty {
Some(ty) if ty.is_closure() => {
let substs =
if let ty::Closure(_, substs) = *ty.kind() { substs } else { unreachable!() };
let ty::Closure(_, substs) = *ty.kind() else { unreachable!() };
let fn_sig = substs.as_closure().sig();
let ret = fn_sig.output().skip_binder().to_string();