mikros/rust
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

large_enum_variant: Delay macro check

Browse Source
This commit is contained in:
Jason Newcomb 2024-06-12 22:16:47 -04:00
parent 3092c8a5fd
commit 430c02cbd0
1 changed files with 6 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
clippy_lints/src/large_enum_variant.rs
View File

@ -77,17 +77,12 @@ impl_lint_pass!(LargeEnumVariant => [LARGE_ENUM_VARIANT]);
impl<'tcx> LateLintPass<'tcx> for LargeEnumVariant {
fn check_item(&mut self, cx: &LateContext<'tcx>, item: &Item<'tcx>) {
if in_external_macro(cx.tcx.sess, item.span) {
return;
}
if let ItemKind::Enum(ref def, _) = item.kind {
let ty = cx.tcx.type_of(item.owner_id).instantiate_identity();
let ty::Adt(adt, subst) = ty.kind() else {
panic!("already checked whether this is an enum")
};
if adt.variants().len() <= 1 {
return;
}
if let ItemKind::Enum(ref def, _) = item.kind
&& let ty = cx.tcx.type_of(item.owner_id).instantiate_identity()
&& let ty::Adt(adt, subst) = ty.kind()
&& adt.variants().len() > 1
&& !in_external_macro(cx.tcx.sess, item.span)
{
let variants_size = AdtVariantInfo::new(cx, *adt, subst);
let mut difference = variants_size[0].size - variants_size[1].size;