Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir/src/lib.rs')
| -rw-r--r-- | crates/hir/src/lib.rs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs index d187763151..3b0fbc3e40 100644 --- a/crates/hir/src/lib.rs +++ b/crates/hir/src/lib.rs @@ -2283,6 +2283,14 @@ impl fmt::Debug for Function { } impl Function { + pub fn lang(db: &dyn HirDatabase, krate: Crate, lang_item: LangItem) -> Option<Function> { + let lang_items = hir_def::lang_item::lang_items(db, krate.id); + match lang_item.from_lang_items(lang_items)? { + LangItemTarget::FunctionId(it) => Some(it.into()), + _ => None, + } + } + pub fn module(self, db: &dyn HirDatabase) -> Module { match self.id { AnyFunctionId::FunctionId(id) => id.module(db).into(), |