{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"InternalTestingFetchConfigResponse::AssistEmitMustUse("}]}
            InternalTestingFetchConfigResponse::AssistEmitMustUse(
        InternalTestingFetchConfigOption::AssistEmitMustUse => {
                state.config.assist(source_root).assist_emit_must_use,