basant307/AI_Governance_Project

1var arrayEach = require('./_arrayEach'),2    arrayPush = require('./_arrayPush'),3    baseFunctions = require('./_baseFunctions'),4    copyArray = require('./_copyArray'),5    isFunction = require('./isFunction'),6    isObject = require('./isObject'),7    keys = require('./keys');8 9/**10 * Adds all own enumerable string keyed function properties of a source11 * object to the destination object. If `object` is a function, then methods12 * are added to its prototype as well.13 *14 * **Note:** Use `_.runInContext` to create a pristine `lodash` function to15 * avoid conflicts caused by modifying the original.16 *17 * @static18 * @since 0.1.019 * @memberOf _20 * @category Util21 * @param {Function|Object} [object=lodash] The destination object.22 * @param {Object} source The object of functions to add.23 * @param {Object} [options={}] The options object.24 * @param {boolean} [options.chain=true] Specify whether mixins are chainable.25 * @returns {Function|Object} Returns `object`.26 * @example27 *28 * function vowels(string) {29 *   return _.filter(string, function(v) {30 *     return /[aeiou]/i.test(v);31 *   });32 * }33 *34 * _.mixin({ 'vowels': vowels });35 * _.vowels('fred');36 * // => ['e']37 *38 * _('fred').vowels().value();39 * // => ['e']40 *41 * _.mixin({ 'vowels': vowels }, { 'chain': false });42 * _('fred').vowels();43 * // => ['e']44 */45function mixin(object, source, options) {46  var props = keys(source),47      methodNames = baseFunctions(source, props);48 49  var chain = !(isObject(options) && 'chain' in options) || !!options.chain,50      isFunc = isFunction(object);51 52  arrayEach(methodNames, function(methodName) {53    var func = source[methodName];54    object[methodName] = func;55    if (isFunc) {56      object.prototype[methodName] = function() {57        var chainAll = this.__chain__;58        if (chain || chainAll) {59          var result = object(this.__wrapped__),60              actions = result.__actions__ = copyArray(this.__actions__);61 62          actions.push({ 'func': func, 'args': arguments, 'thisArg': object });63          result.__chain__ = chainAll;64          return result;65        }66        return func.apply(object, arrayPush([this.value()], arguments));67      };68    }69  });70 71  return object;72}73 74module.exports = mixin;75