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fix FP of let_unit_value on async fn args

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mojave2 2023-09-15 15:05:43 +08:00
parent 0273ed3afd
commit c81888eab3
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1 changed files with 2 additions and 1 deletions
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clippy_lints/src/unit_types/let_unit_value.rs
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@ -7,7 +7,7 @@ use rustc_errors::Applicability;
use rustc_hir::def::{DefKind, Res};
use rustc_hir::{Expr, ExprKind, HirId, HirIdSet, Local, MatchSource, Node, PatKind, QPath, TyKind};
use rustc_lint::{LateContext, LintContext};
use rustc_middle::lint::in_external_macro;
use rustc_middle::lint::{in_external_macro, is_from_async_await};
use rustc_middle::ty;
use super::LET_UNIT_VALUE;
@ -16,6 +16,7 @@ pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, local: &'tcx Local<'_>) {
if let Some(init) = local.init
&& !local.pat.span.from_expansion()
&& !in_external_macro(cx.sess(), local.span)
&& !is_from_async_await(local.span)
&& cx.typeck_results().pat_ty(local.pat).is_unit()
{
if (local.ty.map_or(false, |ty| !matches!(ty.kind, TyKind::Infer))