lodash/lodash.bindall/index.js

/**
 * lodash 4.1.1 (Custom Build) <https://lodash.com/>
 * Build: `lodash modularize exports="npm" -o ./`
 * Copyright 2012-2016 The Dojo Foundation <http://dojofoundation.org/>
 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
 * Copyright 2009-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 * Available under MIT license <https://lodash.com/license>
 */
var baseFlatten = require('lodash._baseflatten'),
    bind = require('lodash.bind'),
    rest = require('lodash.rest');

/**
 * A specialized version of `_.forEach` for arrays without support for
 * iteratee shorthands.
 *
 * @private
 * @param {Array} array The array to iterate over.
 * @param {Function} iteratee The function invoked per iteration.
 * @returns {Array} Returns `array`.
 */
function arrayEach(array, iteratee) {
  var index = -1,
      length = array.length;

  while (++index < length) {
    if (iteratee(array[index], index, array) === false) {
      break;
    }
  }
  return array;
}

/**
 * Binds methods of an object to the object itself, overwriting the existing
 * method.
 *
 * **Note:** This method doesn't set the "length" property of bound functions.
 *
 * @static
 * @since 0.1.0
 * @memberOf _
 * @category Util
 * @param {Object} object The object to bind and assign the bound methods to.
 * @param {...(string|string[])} methodNames The object method names to bind,
 *  specified individually or in arrays.
 * @returns {Object} Returns `object`.
 * @example
 *
 * var view = {
 *   'label': 'docs',
 *   'onClick': function() {
 *     console.log('clicked ' + this.label);
 *   }
 * };
 *
 * _.bindAll(view, 'onClick');
 * jQuery(element).on('click', view.onClick);
 * // => Logs 'clicked docs' when clicked.
 */
var bindAll = rest(function(object, methodNames) {
  arrayEach(baseFlatten(methodNames, 1), function(key) {
    object[key] = bind(object[key], object);
  });
  return object;
});

module.exports = bindAll;