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Direktori : /lib/node_modules/pm2/node_modules/lodash/ |
Current File : //lib/node_modules/pm2/node_modules/lodash/mixin.js |
var arrayEach = require('./_arrayEach'), arrayPush = require('./_arrayPush'), baseFunctions = require('./_baseFunctions'), copyArray = require('./_copyArray'), isFunction = require('./isFunction'), isObject = require('./isObject'), keys = require('./keys'); /** * Adds all own enumerable string keyed function properties of a source * object to the destination object. If `object` is a function, then methods * are added to its prototype as well. * * **Note:** Use `_.runInContext` to create a pristine `lodash` function to * avoid conflicts caused by modifying the original. * * @static * @since 0.1.0 * @memberOf _ * @category Util * @param {Function|Object} [object=lodash] The destination object. * @param {Object} source The object of functions to add. * @param {Object} [options={}] The options object. * @param {boolean} [options.chain=true] Specify whether mixins are chainable. * @returns {Function|Object} Returns `object`. * @example * * function vowels(string) { * return _.filter(string, function(v) { * return /[aeiou]/i.test(v); * }); * } * * _.mixin({ 'vowels': vowels }); * _.vowels('fred'); * // => ['e'] * * _('fred').vowels().value(); * // => ['e'] * * _.mixin({ 'vowels': vowels }, { 'chain': false }); * _('fred').vowels(); * // => ['e'] */ function mixin(object, source, options) { var props = keys(source), methodNames = baseFunctions(source, props); var chain = !(isObject(options) && 'chain' in options) || !!options.chain, isFunc = isFunction(object); arrayEach(methodNames, function(methodName) { var func = source[methodName]; object[methodName] = func; if (isFunc) { object.prototype[methodName] = function() { var chainAll = this.__chain__; if (chain || chainAll) { var result = object(this.__wrapped__), actions = result.__actions__ = copyArray(this.__actions__); actions.push({ 'func': func, 'args': arguments, 'thisArg': object }); result.__chain__ = chainAll; return result; } return func.apply(object, arrayPush([this.value()], arguments)); }; } }); return object; } module.exports = mixin;