-use rustc::hir::itemlikevisit::ItemLikeVisitor;
-use rustc::hir::def_id::{CrateNum, DefId, LOCAL_CRATE};
-use rustc::hir;
-use rustc::ty::TyCtxt;
use rustc::ty::query::Providers;
+use rustc::ty::TyCtxt;
+use rustc_hir as hir;
+use rustc_hir::def_id::{CrateNum, DefId, LOCAL_CRATE};
+use rustc_hir::itemlikevisit::ItemLikeVisitor;
+use rustc_span::symbol::sym;
use syntax::attr;
-use syntax::symbol::sym;
-pub fn find<'tcx>(tcx: TyCtxt<'tcx>) -> Option<DefId> {
+pub fn find(tcx: TyCtxt<'_>) -> Option<DefId> {
tcx.proc_macro_decls_static(LOCAL_CRATE)
}
-fn proc_macro_decls_static<'tcx>(tcx: TyCtxt<'tcx>, cnum: CrateNum) -> Option<DefId> {
+fn proc_macro_decls_static(tcx: TyCtxt<'_>, cnum: CrateNum) -> Option<DefId> {
assert_eq!(cnum, LOCAL_CRATE);
let mut finder = Finder { decls: None };
tcx.hir().krate().visit_all_item_likes(&mut finder);
- finder.decls.map(|id| tcx.hir().local_def_id_from_hir_id(id))
+ finder.decls.map(|id| tcx.hir().local_def_id(id))
}
struct Finder {
}
impl<'v> ItemLikeVisitor<'v> for Finder {
- fn visit_item(&mut self, item: &hir::Item) {
+ fn visit_item(&mut self, item: &hir::Item<'_>) {
if attr::contains_name(&item.attrs, sym::rustc_proc_macro_decls) {
self.decls = Some(item.hir_id);
}
}
- fn visit_trait_item(&mut self, _trait_item: &hir::TraitItem) {
- }
+ fn visit_trait_item(&mut self, _trait_item: &hir::TraitItem<'_>) {}
- fn visit_impl_item(&mut self, _impl_item: &hir::ImplItem) {
- }
+ fn visit_impl_item(&mut self, _impl_item: &hir::ImplItem<'_>) {}
}
pub(crate) fn provide(providers: &mut Providers<'_>) {
- *providers = Providers {
- proc_macro_decls_static,
- ..*providers
- };
+ *providers = Providers { proc_macro_decls_static, ..*providers };
}