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Introduce new parsing infrastructure and types for parsed attributes

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fixup docs in parser
This commit is contained in:
Jana Dönszelmann 2025-02-09 22:49:31 +01:00
parent 115b3b03b0
commit dbd3b7928e
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30 changed files with 1417 additions and 282 deletions
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15
compiler/rustc_hir_analysis/src/collect/dump.rs
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@ -111,14 +111,14 @@ pub(crate) fn vtables<'tcx>(tcx: TyCtxt<'tcx>) {
let trait_ref = tcx.impl_trait_ref(def_id).unwrap().instantiate_identity();
if trait_ref.has_non_region_param() {
tcx.dcx().span_err(
attr.span,
attr.span(),
"`rustc_dump_vtable` must be applied to non-generic impl",
);
continue;
}
if !tcx.is_dyn_compatible(trait_ref.def_id) {
tcx.dcx().span_err(
attr.span,
attr.span(),
"`rustc_dump_vtable` must be applied to dyn-compatible trait",
);
continue;
@ -127,7 +127,7 @@ pub(crate) fn vtables<'tcx>(tcx: TyCtxt<'tcx>) {
.try_normalize_erasing_regions(ty::TypingEnv::fully_monomorphized(), trait_ref)
else {
tcx.dcx().span_err(
attr.span,
attr.span(),
"`rustc_dump_vtable` applied to impl header that cannot be normalized",
);
continue;
@ -138,7 +138,7 @@ pub(crate) fn vtables<'tcx>(tcx: TyCtxt<'tcx>) {
let ty = tcx.type_of(def_id).instantiate_identity();
if ty.has_non_region_param() {
tcx.dcx().span_err(
attr.span,
attr.span(),
"`rustc_dump_vtable` must be applied to non-generic type",
);
continue;
@ -147,13 +147,14 @@ pub(crate) fn vtables<'tcx>(tcx: TyCtxt<'tcx>) {
tcx.try_normalize_erasing_regions(ty::TypingEnv::fully_monomorphized(), ty)
else {
tcx.dcx().span_err(
attr.span,
attr.span(),
"`rustc_dump_vtable` applied to type alias that cannot be normalized",
);
continue;
};
let ty::Dynamic(data, _, _) = *ty.kind() else {
tcx.dcx().span_err(attr.span, "`rustc_dump_vtable` to type alias of dyn type");
tcx.dcx()
.span_err(attr.span(), "`rustc_dump_vtable` to type alias of dyn type");
continue;
};
if let Some(principal) = data.principal() {
@ -166,7 +167,7 @@ pub(crate) fn vtables<'tcx>(tcx: TyCtxt<'tcx>) {
}
_ => {
tcx.dcx().span_err(
attr.span,
attr.span(),
"`rustc_dump_vtable` only applies to impl, or type alias of dyn type",
);
continue;