{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"TyKind::Ref(Mutability::Mut,"}]}
                TyKind::Ref(Mutability::Mut, error_lifetime(), infer[expr].clone()).intern(Interner)
            FnTrait::FnMut | FnTrait::AsyncFnMut => {
            }