function getStreamingResponseStatusCodes(operationSpec) {
    const result = new Set();
    for (const statusCode in operationSpec.responses) {
        const operationResponse = operationSpec.responses[statusCode];
        if (operationResponse.bodyMapper &&
            operationResponse.bodyMapper.type.name === serializer_js_1.MapperTypeNames.Stream) {
            result.add(Number(statusCode));
        }
    }
    return result;
}
Default key used to access the XML attributes.