routing-controllers/types/metadata/types/ResponseHandlerType.d.ts

/**
 * Response handler type.
 */
export declare type ResponseHandlerType = 'success-code' | 'error-code' | 'content-type' | 'header' | 'rendered-template' | 'redirect' | 'location' | 'on-null' | 'on-undefined' | 'response-class-transform-options' | 'authorized';