/// <reference path="../../typings/lodash/lodash.d.ts" />
export default class Helper {
    static forEachKey<T, U>(map: T, callback: (key: string) => U): U;
    static _findAndUpdate(_theArray: any[], theObjOrKeyToFind: any, theNewObject: any): any;
    private static escapeRegExp(str);
    static replaceAll(str: string, find: string, replace: string): string;
    static isString(something: any): boolean;
    static getArgumentsFromCallback(cb: any): string[];
    static hasNextFnInside(cb: any): boolean;
}