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| author | Michael Goulet <michael@errs.io> | 2024-06-14 14:18:56 -0400 |
|---|---|---|
| committer | Michael Goulet <michael@errs.io> | 2024-06-14 16:50:07 -0400 |
| commit | d5c48ebc71280cb523b23f9be25ef8a66916e75d (patch) | |
| tree | 70b2401f0caa09fa94e08d47121c31d7e5d48529 /compiler/rustc_middle/src | |
| parent | f8e566053207b4ecbcbc7a7d6ded82c43061e3da (diff) | |
| download | rust-d5c48ebc71280cb523b23f9be25ef8a66916e75d.tar.gz rust-d5c48ebc71280cb523b23f9be25ef8a66916e75d.zip | |
Add TyCtxt::is_lang_item
Diffstat (limited to 'compiler/rustc_middle/src')
| -rw-r--r-- | compiler/rustc_middle/src/middle/lang_items.rs | 4 |
1 files changed, 4 insertions, 0 deletions
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`. |