/script-kiddie/002_script_kiddie/script-kiddie/node_modules/proto-list/proto-list.js |
@@ -0,0 +1,88 @@ |
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module.exports = ProtoList |
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function setProto(obj, proto) { |
if (typeof Object.setPrototypeOf === "function") |
return Object.setPrototypeOf(obj, proto) |
else |
obj.__proto__ = proto |
} |
|
function ProtoList () { |
this.list = [] |
var root = null |
Object.defineProperty(this, 'root', { |
get: function () { return root }, |
set: function (r) { |
root = r |
if (this.list.length) { |
setProto(this.list[this.list.length - 1], r) |
} |
}, |
enumerable: true, |
configurable: true |
}) |
} |
|
ProtoList.prototype = |
{ get length () { return this.list.length } |
, get keys () { |
var k = [] |
for (var i in this.list[0]) k.push(i) |
return k |
} |
, get snapshot () { |
var o = {} |
this.keys.forEach(function (k) { o[k] = this.get(k) }, this) |
return o |
} |
, get store () { |
return this.list[0] |
} |
, push : function (obj) { |
if (typeof obj !== "object") obj = {valueOf:obj} |
if (this.list.length >= 1) { |
setProto(this.list[this.list.length - 1], obj) |
} |
setProto(obj, this.root) |
return this.list.push(obj) |
} |
, pop : function () { |
if (this.list.length >= 2) { |
setProto(this.list[this.list.length - 2], this.root) |
} |
return this.list.pop() |
} |
, unshift : function (obj) { |
setProto(obj, this.list[0] || this.root) |
return this.list.unshift(obj) |
} |
, shift : function () { |
if (this.list.length === 1) { |
setProto(this.list[0], this.root) |
} |
return this.list.shift() |
} |
, get : function (key) { |
return this.list[0][key] |
} |
, set : function (key, val, save) { |
if (!this.length) this.push({}) |
if (save && this.list[0].hasOwnProperty(key)) this.push({}) |
return this.list[0][key] = val |
} |
, forEach : function (fn, thisp) { |
for (var key in this.list[0]) fn.call(thisp, key, this.list[0][key]) |
} |
, slice : function () { |
return this.list.slice.apply(this.list, arguments) |
} |
, splice : function () { |
// handle injections |
var ret = this.list.splice.apply(this.list, arguments) |
for (var i = 0, l = this.list.length; i < l; i++) { |
setProto(this.list[i], this.list[i + 1] || this.root) |
} |
return ret |
} |
} |