一个js列表实现。

列表简介：下面分享的这个列表是我精心设计的，里面融和了很多js的设计模式，有需要的朋友可以看一看。
/**

• Created by MAORUIBIN on 2016-03-16.
  */
  (function(window) {
  var win = window,
  _restore = {
  listSize: function() {
  return this.restore.length;
  },
  length: function() {
  console.log(this.restore);
  return this.restore.length;
  },
  clear: function() {
  delete this.restore;
  this.restore = [];
  this.listIndex = 0;
  return this;
  },
  toSting: function() {
  return this.restore;
  },
  getElement: function(ele) {
  var index = this.find(ele);
  if (index > -1) {
  return this.restore[index];
  }
  return null;
  },
  insert: function(ele, pos) {
  this.listIndex++;
  this.restore.splice(pos, 0, ele);
  return this;
  },
  append: function(ele) {
  this.listIndex++;
  this.restore.push(ele);
  return this;
  },
  remove: function(ele) {
  this.listIndex--;
  var index = this.find(ele);
  this.restore.splice(index, 1);
  return this;
  },
  front: function(ele) {
  var index = this.find(ele);
  this.restore.splice(index, 1);
  this.restore.splice(0, 0, ele);
  return this;
  },
  end: function(ele) {
  var index = this.find(ele);
  this.restore.splice(index, 1);
  this.restore.splice(this.restore.length, 0, ele);
  return this;
  },
  prev: function(ele) {
  var index = this.find(ele);
  this.restore.splice(index, 1);
  this.restore.splice(index-1, 0, ele);
  return this;
  },
  next: function(ele) {
  var index = this.find(ele);
  console.log(index);
  this.restore.splice(index,1);
  this.restore.splice(index + 1, 0, ele);
  return this;
  },
  currPos: function(ele) {
  return this.find(ele);
  },
  moveTo: function(ele, pos) {
  var index = this.find(ele);
  this.restore.splice(index,1);
  this.restore.splice(pos, 0, ele)
  return this;
  },
  find: function(ele) {
  for (var i = 0, len = this.restore.length; i < len; ++i) {
  if (ele === this.restore[i]) {
  return i;
  }
  }
  return -1;
  }
  }
  function list() {
  return new list.prototype.init();
  }
  list.fn = list.prototype ={
  init: function() {
  this.pos = 0;
  this.listIndex = 0;
  this.restore = [];
  this.listSize = _restore.listSize;
  this.length = _restore.length;
  this.clear = _restore.clear;
  this.toString = _restore.toSting;
  this.getElement = _restore.getElement;
  this.insert = _restore.insert;
  this.append = _restore.append;
  this.remove = _restore.remove;
  this.front = _restore.front;
  this.end = _restore.end;
  this.prev = _restore.prev;
  this.next = _restore.next;
  this.currPos = _restore.currPos;
  this.moveTo = _restore.moveTo;
  this.find = _restore.find;
  this._sort = _restore.sort;
  }
  };
  list.fn.init.prototype = list.fn;
  win.$ = win.list = list;
  win.$$ = list();
  })(window)