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node_modules/es6-map/lib/iterator.js
| 38 lines
| 1.3 KiB
| application/javascript
| JavascriptLexer
|
| r789 | 'use strict'; | |||
| var setPrototypeOf = require('es5-ext/object/set-prototype-of') | ||||
| , d = require('d') | ||||
| , Iterator = require('es6-iterator') | ||||
| , toStringTagSymbol = require('es6-symbol').toStringTag | ||||
| , kinds = require('./iterator-kinds') | ||||
| , defineProperties = Object.defineProperties | ||||
| , unBind = Iterator.prototype._unBind | ||||
| , MapIterator; | ||||
| MapIterator = module.exports = function (map, kind) { | ||||
| if (!(this instanceof MapIterator)) return new MapIterator(map, kind); | ||||
| Iterator.call(this, map.__mapKeysData__, map); | ||||
| if (!kind || !kinds[kind]) kind = 'key+value'; | ||||
| defineProperties(this, { | ||||
| __kind__: d('', kind), | ||||
| __values__: d('w', map.__mapValuesData__) | ||||
| }); | ||||
| }; | ||||
| if (setPrototypeOf) setPrototypeOf(MapIterator, Iterator); | ||||
| MapIterator.prototype = Object.create(Iterator.prototype, { | ||||
| constructor: d(MapIterator), | ||||
| _resolve: d(function (i) { | ||||
| if (this.__kind__ === 'value') return this.__values__[i]; | ||||
| if (this.__kind__ === 'key') return this.__list__[i]; | ||||
| return [this.__list__[i], this.__values__[i]]; | ||||
| }), | ||||
| _unBind: d(function () { | ||||
| this.__values__ = null; | ||||
| unBind.call(this); | ||||
| }), | ||||
| toString: d(function () { return '[object Map Iterator]'; }) | ||||
| }); | ||||
| Object.defineProperty(MapIterator.prototype, toStringTagSymbol, | ||||
| d('c', 'Map Iterator')); | ||||