diff options
Diffstat (limited to 'node_modules/es6-iterator/index.js')
-rw-r--r-- | node_modules/es6-iterator/index.js | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/node_modules/es6-iterator/index.js b/node_modules/es6-iterator/index.js deleted file mode 100644 index 790475fdd..000000000 --- a/node_modules/es6-iterator/index.js +++ /dev/null @@ -1,106 +0,0 @@ -"use strict"; - -var clear = require("es5-ext/array/#/clear") - , assign = require("es5-ext/object/assign") - , callable = require("es5-ext/object/valid-callable") - , value = require("es5-ext/object/valid-value") - , d = require("d") - , autoBind = require("d/auto-bind") - , Symbol = require("es6-symbol"); - -var defineProperty = Object.defineProperty, defineProperties = Object.defineProperties, Iterator; - -module.exports = Iterator = function (list, context) { - if (!(this instanceof Iterator)) throw new TypeError("Constructor requires 'new'"); - defineProperties(this, { - __list__: d("w", value(list)), - __context__: d("w", context), - __nextIndex__: d("w", 0) - }); - if (!context) return; - callable(context.on); - context.on("_add", this._onAdd); - context.on("_delete", this._onDelete); - context.on("_clear", this._onClear); -}; - -// Internal %IteratorPrototype% doesn't expose its constructor -delete Iterator.prototype.constructor; - -defineProperties( - Iterator.prototype, - assign( - { - _next: d(function () { - var i; - if (!this.__list__) return undefined; - if (this.__redo__) { - i = this.__redo__.shift(); - if (i !== undefined) return i; - } - if (this.__nextIndex__ < this.__list__.length) return this.__nextIndex__++; - this._unBind(); - return undefined; - }), - next: d(function () { - return this._createResult(this._next()); - }), - _createResult: d(function (i) { - if (i === undefined) return { done: true, value: undefined }; - return { done: false, value: this._resolve(i) }; - }), - _resolve: d(function (i) { - return this.__list__[i]; - }), - _unBind: d(function () { - this.__list__ = null; - delete this.__redo__; - if (!this.__context__) return; - this.__context__.off("_add", this._onAdd); - this.__context__.off("_delete", this._onDelete); - this.__context__.off("_clear", this._onClear); - this.__context__ = null; - }), - toString: d(function () { - return "[object " + (this[Symbol.toStringTag] || "Object") + "]"; - }) - }, - autoBind({ - _onAdd: d(function (index) { - if (index >= this.__nextIndex__) return; - ++this.__nextIndex__; - if (!this.__redo__) { - defineProperty(this, "__redo__", d("c", [index])); - return; - } - this.__redo__.forEach(function (redo, i) { - if (redo >= index) this.__redo__[i] = ++redo; - }, this); - this.__redo__.push(index); - }), - _onDelete: d(function (index) { - var i; - if (index >= this.__nextIndex__) return; - --this.__nextIndex__; - if (!this.__redo__) return; - i = this.__redo__.indexOf(index); - if (i !== -1) this.__redo__.splice(i, 1); - this.__redo__.forEach(function (redo, j) { - if (redo > index) this.__redo__[j] = --redo; - }, this); - }), - _onClear: d(function () { - if (this.__redo__) clear.call(this.__redo__); - this.__nextIndex__ = 0; - }) - }) - ) -); - -defineProperty( - Iterator.prototype, - Symbol.iterator, - d(function () { - return this; - }) -); |