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rustdoc: Queryify is_notable_trait

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This might help with #102375.
This commit is contained in:
Noah Lev 2022-09-27 17:06:38 -07:00
parent a63a03dc54
commit 4bf789fba7
3 changed files with 21 additions and 4 deletions
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5
compiler/rustc_middle/src/query/mod.rs
View File

@ -1126,6 +1126,11 @@ rustc_queries! {
desc { |tcx| "checking whether `{}` is `doc(hidden)`", tcx.def_path_str(def_id) }
}
/// Determines whether an item is annotated with `doc(notable_trait)`.
query is_doc_notable_trait(def_id: DefId) -> bool {
desc { |tcx| "checking whether `{}` is `doc(notable_trait)`", tcx.def_path_str(def_id) }
}
/// Returns the attributes on the item at `def_id`.
///
/// Do not use this directly, use `tcx.get_attrs` instead.

16
compiler/rustc_middle/src/ty/util.rs
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@ -1289,12 +1289,24 @@ pub fn is_doc_hidden(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
.any(|items| items.iter().any(|item| item.has_name(sym::hidden)))
}
/// Determines whether an item is annotated with `doc(notable_trait)`.
pub fn is_doc_notable_trait(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
tcx.get_attrs(def_id, sym::doc)
.filter_map(|attr| attr.meta_item_list())
.any(|items| items.iter().any(|item| item.has_name(sym::notable_trait)))
}
/// Determines whether an item is an intrinsic by Abi.
pub fn is_intrinsic(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
matches!(tcx.fn_sig(def_id).abi(), Abi::RustIntrinsic | Abi::PlatformIntrinsic)
}
pub fn provide(providers: &mut ty::query::Providers) {
*providers =
ty::query::Providers { normalize_opaque_types, is_doc_hidden, is_intrinsic, ..*providers }
*providers = ty::query::Providers {
normalize_opaque_types,
is_doc_hidden,
is_doc_notable_trait,
is_intrinsic,
..*providers
}
}

4
src/librustdoc/clean/types.rs
View File

@ -37,7 +37,7 @@ use crate::clean::cfg::Cfg;
use crate::clean::clean_visibility;
use crate::clean::external_path;
use crate::clean::inline::{self, print_inlined_const};
use crate::clean::utils::{has_doc_flag, is_literal_expr, print_const_expr, print_evaluated_const};
use crate::clean::utils::{is_literal_expr, print_const_expr, print_evaluated_const};
use crate::core::DocContext;
use crate::formats::cache::Cache;
use crate::formats::item_type::ItemType;
@ -1524,7 +1524,7 @@ impl Trait {
tcx.trait_is_auto(self.def_id)
}
pub(crate) fn is_notable_trait(&self, tcx: TyCtxt<'_>) -> bool {
has_doc_flag(tcx, self.def_id, sym::notable_trait)
tcx.is_doc_notable_trait(self.def_id)
}
pub(crate) fn unsafety(&self, tcx: TyCtxt<'_>) -> hir::Unsafety {
tcx.trait_def(self.def_id).unsafety