use rustc_errors::{pluralize, struct_span_err, Applicability, DiagnosticBuilder};
use rustc_hir as hir;
use rustc_hir::def::{DefKind, Namespace, Res};
-use rustc_hir::def_id::{DefId, CRATE_DEF_INDEX, LOCAL_CRATE};
+use rustc_hir::def_id::{DefId, CRATE_DEF_INDEX};
use rustc_hir::intravisit;
use rustc_hir::lang_items::LangItem;
use rustc_hir::{ExprKind, Node, QPath};
/// Retrieves all traits in this crate and any dependent crates.
pub fn all_traits(tcx: TyCtxt<'_>) -> Vec<TraitInfo> {
- tcx.all_traits(LOCAL_CRATE).iter().map(|&def_id| TraitInfo { def_id }).collect()
+ tcx.all_traits(()).iter().map(|&def_id| TraitInfo { def_id }).collect()
}
/// Computes all traits in this crate and any dependent crates.
-fn compute_all_traits(tcx: TyCtxt<'_>) -> Vec<DefId> {
+fn compute_all_traits(tcx: TyCtxt<'_>, (): ()) -> &[DefId] {
use hir::itemlikevisit;
let mut traits = vec![];
handle_external_res(tcx, &mut traits, &mut external_mods, Res::Def(DefKind::Mod, def_id));
}
- traits
+ tcx.arena.alloc_from_iter(traits)
}
pub fn provide(providers: &mut ty::query::Providers) {
- providers.all_traits = |tcx, cnum| {
- assert_eq!(cnum, LOCAL_CRATE);
- &tcx.arena.alloc(compute_all_traits(tcx))[..]
- }
+ providers.all_traits = compute_all_traits;
}
struct UsePlacementFinder<'tcx> {