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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 777be711a5..963ad6ca99 100644 --- a/crates/hir/src/lib.rs +++ b/crates/hir/src/lib.rs @@ -1884,6 +1884,14 @@ impl Function { Type::from_value_def(db, self.id) } + pub fn fn_ptr_type(self, db: &dyn HirDatabase) -> Type { + let resolver = self.id.resolver(db.upcast()); + let substs = TyBuilder::placeholder_subst(db, self.id); + let callable_sig = db.callable_item_signature(self.id.into()).substitute(Interner, &substs); + let ty = TyKind::Function(callable_sig.to_fn_ptr()).intern(Interner); + Type::new_with_resolver_inner(db, &resolver, ty) + } + /// Get this function's return type pub fn ret_type(self, db: &dyn HirDatabase) -> Type { let resolver = self.id.resolver(db.upcast()); |