From d5c48ebc71280cb523b23f9be25ef8a66916e75d Mon Sep 17 00:00:00 2001 From: Michael Goulet Date: Fri, 14 Jun 2024 14:18:56 -0400 Subject: Add TyCtxt::is_lang_item --- compiler/rustc_middle/src/middle/lang_items.rs | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'compiler/rustc_middle') diff --git a/compiler/rustc_middle/src/middle/lang_items.rs b/compiler/rustc_middle/src/middle/lang_items.rs index 4fd1c1f4a1b..e76d7af6e4a 100644 --- a/compiler/rustc_middle/src/middle/lang_items.rs +++ b/compiler/rustc_middle/src/middle/lang_items.rs @@ -23,6 +23,10 @@ impl<'tcx> TyCtxt<'tcx> { }) } + pub fn is_lang_item(self, def_id: DefId, lang_item: LangItem) -> bool { + self.lang_items().get(lang_item) == Some(def_id) + } + /// Given a [`DefId`] of one of the [`Fn`], [`FnMut`] or [`FnOnce`] traits, /// returns a corresponding [`ty::ClosureKind`]. /// For any other [`DefId`] return `None`. -- cgit 1.4.1-3-g733a5