/**
 * Lo-Dash 2.4.1 (Custom Build) <http://lodash.com/>
 * Build: `lodash modularize underscore exports="node" -o ./underscore/`
 * Copyright 2012-2013 The Dojo Foundation <http://dojofoundation.org/>
 * Based on Underscore.js 1.5.2 <http://underscorejs.org/LICENSE>
 * Copyright 2009-2013 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 * Available under MIT license <http://lodash.com/license>
 */
var baseFlatten = require('../internals/baseFlatten'),
    createWrapper = require('../internals/createWrapper'),
    functions = require('../objects/functions');

/**
 * Binds methods of an object to the object itself, overwriting the existing
 * method. Method names may be specified as individual arguments or as arrays
 * of method names. If no method names are provided all the function properties
 * of `object` will be bound.
 *
 * @static
 * @memberOf _
 * @category Functions
 * @param {Object} object The object to bind and assign the bound methods to.
 * @param {...string} [methodName] The object method names to
 *  bind, specified as individual method names or arrays of method names.
 * @returns {Object} Returns `object`.
 * @example
 *
 * var view = {
 *   'label': 'docs',
 *   'onClick': function() { console.log('clicked ' + this.label); }
 * };
 *
 * _.bindAll(view);
 * jQuery('#docs').on('click', view.onClick);
 * // => logs 'clicked docs', when the button is clicked
 */
function bindAll(object) {
  var funcs = arguments.length > 1 ? baseFlatten(arguments, true, false, 1) : functions(object),
      index = -1,
      length = funcs.length;

  while (++index < length) {
    var key = funcs[index];
    object[key] = createWrapper(object[key], 1, null, null, object);
  }
  return object;
}

module.exports = bindAll;
