{"ast_node_type":"variable","tokens":[{"end":72,"kind":"keyword","start":0,"text":"if"}]}
            if let Some(DeriveMacroInvocation { derive_call_ids, .. }) =
        if let Some(derives) = self.derive_macros.get_mut(&adt) {
                derives.iter_mut().find(|&&mut DeriveMacroInvocation { attr_id, .. }| id == attr_id)