{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"Some(CallableDefId::FunctionId(func))"}]}
            Some(CallableDefId::FunctionId(func)) => Some(func),
        match self.callable_def(db) {
            Some(CallableDefId::StructId(_) | CallableDefId::EnumVariantId(_)) | None => None,