/**
 * Hilight user code
 *
 * e.g.
 *       at BackendController._add (/home/kuzzle/lib/core/application/backend.ts:261:28)
 *       at BackendController.register (/home/kuzzle/lib/core/application/backend.ts:187:10)
 * >>>>  at registerFoo (/home/aschen/projets/app/test.ts:12:18)
 * >>>>  at init (/home/aschen/projets/app/test.ts:8:3)
 *       at Module._compile (internal/modules/cjs/loader.js:1133:30)
 */
export function hilightUserCode(line: any): any;
/**
 * utility method: must be invoked by all protocols to remove stack traces
 * from payloads before sending them
 * @param  {Error|Object} data - expected: plain error object or serialized
 *                               request response
 * @returns {*} return the data minus the stack trace
 */
export function removeStacktrace(data: Error | any): any;