Interface PrometheusMiddleware

types/middleware.d.ts:24–32

 * Prometheus middleware function with register property
 */
export interface PrometheusMiddleware extends MiddlewareFunction {
  /** Prometheus metrics registry */
  register: {
    /** Content type for metrics endpoint */
    contentType: string;
    /** Get metrics as a promise */
    metrics(): Promise<string>;
  };
}

/**
 * Middleware that sets async protection flag