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use option_arg_ty

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Ada Alakbarova 2025-08-21 23:48:09 +02:00
parent 877967959a
commit 79a95eee88
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1 changed files with 2 additions and 4 deletions
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6
clippy_lints/src/matches/try_err.rs
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@ -1,6 +1,6 @@
use clippy_utils::diagnostics::span_lint_and_then;
use clippy_utils::source::snippet_with_applicability;
use clippy_utils::ty::is_type_diagnostic_item;
use clippy_utils::ty::{is_type_diagnostic_item, option_arg_ty};
use clippy_utils::{get_parent_expr, is_res_lang_ctor, path_res};
use rustc_errors::Applicability;
use rustc_hir::LangItem::ResultErr;
@ -116,9 +116,7 @@ fn poll_option_result_error_type<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) ->
if let ty::Adt(def, subst) = ty.kind()
&& cx.tcx.lang_items().get(LangItem::Poll) == Some(def.did())
&& let ready_ty = subst.type_at(0)
&& let ty::Adt(ready_def, ready_subst) = ready_ty.kind()
&& cx.tcx.is_diagnostic_item(sym::Option, ready_def.did())
&& let some_ty = ready_subst.type_at(0)
&& let Some(some_ty) = option_arg_ty(cx, ready_ty)
&& let ty::Adt(some_def, some_subst) = some_ty.kind()
&& cx.tcx.is_diagnostic_item(sym::Result, some_def.did())
{