bjoernager/rust
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Improve the WitnessPat: Debug impl

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This commit is contained in:
Nadrieril 2024-03-05 00:16:11 +01:00
parent 3dfd0fd858
commit e4487ad391
4 changed files with 89 additions and 76 deletions
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7
compiler/rustc_pattern_analysis/src/rustc.rs
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@ -874,13 +874,14 @@ impl<'p, 'tcx: 'p> PatCx for RustcPatCtxt<'p, 'tcx> {
fn write_variant_name(
f: &mut fmt::Formatter<'_>,
pat: &crate::pat::DeconstructedPat<Self>,
ctor: &crate::constructor::Constructor<Self>,
ty: &Self::Ty,
) -> fmt::Result {
if let ty::Adt(adt, _) = pat.ty().kind() {
if let ty::Adt(adt, _) = ty.kind() {
if adt.is_box() {
write!(f, "Box")?
} else {
let variant = adt.variant(Self::variant_index_for_adt(pat.ctor(), *adt));
let variant = adt.variant(Self::variant_index_for_adt(ctor, *adt));
write!(f, "{}", variant.name)?;
}
}