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Co-authored-by: Joshua Nelson <joshua@yottadb.com>
This commit is contained in:
Dániel Buga 2020-10-10 09:30:10 +02:00
parent a5fbfab8c0
commit b385598c96
1 changed files with 22 additions and 16 deletions
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38
src/librustdoc/passes/collect_intra_doc_links.rs
View File

@ -238,7 +238,6 @@ impl<'a, 'tcx> LinkCollector<'a, 'tcx> {
fn resolve_primitive_associated_item(
&self,
prim_ty: hir::PrimTy,
prim: Res,
ns: Namespace,
module_id: DefId,
item_name: Symbol,
@ -263,7 +262,12 @@ impl<'a, 'tcx> LinkCollector<'a, 'tcx> {
ty::AssocKind::Const => "associatedconstant",
ty::AssocKind::Type => "associatedtype",
})
.map(|out| (prim, Some(format!("{}#{}.{}", prim_ty.name(), out, item_str))))
.map(|out| {
(
Res::PrimTy(prim_ty),
Some(format!("{}#{}.{}", prim_ty.name(), out, item_str)),
)
})
})
.ok_or_else(|| {
debug!(
@ -274,7 +278,7 @@ impl<'a, 'tcx> LinkCollector<'a, 'tcx> {
);
ResolutionFailure::NotResolved {
module_id,
partial_res: Some(prim),
partial_res: Some(Res::PrimTy(prim_ty)),
unresolved: item_str.into(),
}
.into()
@ -328,10 +332,9 @@ impl<'a, 'tcx> LinkCollector<'a, 'tcx> {
});
debug!("{} resolved to {:?} in namespace {:?}", path_str, result, ns);
match result.map(|(_, res)| res) {
Ok(Res::Err) | Err(()) => is_bool_value(path_str, ns).map(|(_, res)| res),
// resolver doesn't know about true and false so we'll have to resolve them
// manually as bool
Ok(Res::Err) | Err(()) => is_bool_value(path_str, ns).map(|(_, res)| res),
Ok(res) => Some(res.map_id(|_| panic!("unexpected node_id"))),
}
}
@ -406,6 +409,7 @@ impl<'a, 'tcx> LinkCollector<'a, 'tcx> {
}
})?;
// FIXME: are these both necessary?
let ty_res = if let Some(ty_res) = is_primitive(&path_root, TypeNS)
.map(|(_, res)| res)
.or_else(|| self.resolve_path(&path_root, TypeNS, module_id))
@ -426,9 +430,9 @@ impl<'a, 'tcx> LinkCollector<'a, 'tcx> {
};
let res = match ty_res {
Res::PrimTy(prim) => Some(self.resolve_primitive_associated_item(
prim, ty_res, ns, module_id, item_name, item_str,
)),
Res::PrimTy(prim) => Some(
self.resolve_primitive_associated_item(prim, ns, module_id, item_name, item_str),
),
Res::Def(DefKind::Struct | DefKind::Union | DefKind::Enum | DefKind::TyAlias, did) => {
debug!("looking for associated item named {} for item {:?}", item_name, did);
// Checks if item_name belongs to `impl SomeItem`
@ -1086,7 +1090,7 @@ impl LinkCollector<'_, '_> {
return None;
}
res = prim;
fragment = Some((*path.as_str()).to_owned());
fragment = Some(path.as_str().to_string());
} else {
// `[char]` when a `char` module is in scope
let candidates = vec![res, prim];
@ -1943,14 +1947,14 @@ fn handle_variant(
if extra_fragment.is_some() {
return Err(ErrorKind::AnchorFailure(AnchorFailure::RustdocAnchorConflict(res)));
}
cx.tcx.parent(res.def_id()).map_or_else(
|| Err(ResolutionFailure::NoParentItem.into()),
|parent| {
cx.tcx
.parent(res.def_id())
.map(|parent| {
let parent_def = Res::Def(DefKind::Enum, parent);
let variant = cx.tcx.expect_variant_res(res);
Ok((parent_def, Some(format!("variant.{}", variant.ident.name))))
},
)
(parent_def, Some(format!("variant.{}", variant.ident.name)))
})
.ok_or_else(|| ResolutionFailure::NoParentItem.into())
}
// FIXME: At this point, this is basically a copy of the PrimitiveTypeTable
@ -1977,7 +1981,9 @@ const PRIMITIVES: &[(Symbol, Res)] = &[
fn is_primitive(path_str: &str, ns: Namespace) -> Option<(Symbol, Res)> {
is_bool_value(path_str, ns).or_else(|| {
if ns == TypeNS {
PRIMITIVES.iter().find(|x| x.0.as_str() == path_str).copied()
// FIXME: this should be replaced by a lookup in PrimitiveTypeTable
let maybe_primitive = Symbol::intern(path_str);
PRIMITIVES.iter().find(|x| x.0 == maybe_primitive).copied()
} else {
None
}