diff options
Diffstat (limited to 'node_modules/es6-map/polyfill.js')
-rw-r--r-- | node_modules/es6-map/polyfill.js | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/node_modules/es6-map/polyfill.js b/node_modules/es6-map/polyfill.js deleted file mode 100644 index c638e760c..000000000 --- a/node_modules/es6-map/polyfill.js +++ /dev/null @@ -1,104 +0,0 @@ -'use strict'; - -var clear = require('es5-ext/array/#/clear') - , eIndexOf = require('es5-ext/array/#/e-index-of') - , setPrototypeOf = require('es5-ext/object/set-prototype-of') - , callable = require('es5-ext/object/valid-callable') - , validValue = require('es5-ext/object/valid-value') - , d = require('d') - , ee = require('event-emitter') - , Symbol = require('es6-symbol') - , iterator = require('es6-iterator/valid-iterable') - , forOf = require('es6-iterator/for-of') - , Iterator = require('./lib/iterator') - , isNative = require('./is-native-implemented') - - , call = Function.prototype.call - , defineProperties = Object.defineProperties, getPrototypeOf = Object.getPrototypeOf - , MapPoly; - -module.exports = MapPoly = function (/*iterable*/) { - var iterable = arguments[0], keys, values, self; - if (!(this instanceof MapPoly)) throw new TypeError('Constructor requires \'new\''); - if (isNative && setPrototypeOf && (Map !== MapPoly)) { - self = setPrototypeOf(new Map(), getPrototypeOf(this)); - } else { - self = this; - } - if (iterable != null) iterator(iterable); - defineProperties(self, { - __mapKeysData__: d('c', keys = []), - __mapValuesData__: d('c', values = []) - }); - if (!iterable) return self; - forOf(iterable, function (value) { - var key = validValue(value)[0]; - value = value[1]; - if (eIndexOf.call(keys, key) !== -1) return; - keys.push(key); - values.push(value); - }, self); - return self; -}; - -if (isNative) { - if (setPrototypeOf) setPrototypeOf(MapPoly, Map); - MapPoly.prototype = Object.create(Map.prototype, { - constructor: d(MapPoly) - }); -} - -ee(defineProperties(MapPoly.prototype, { - clear: d(function () { - if (!this.__mapKeysData__.length) return; - clear.call(this.__mapKeysData__); - clear.call(this.__mapValuesData__); - this.emit('_clear'); - }), - delete: d(function (key) { - var index = eIndexOf.call(this.__mapKeysData__, key); - if (index === -1) return false; - this.__mapKeysData__.splice(index, 1); - this.__mapValuesData__.splice(index, 1); - this.emit('_delete', index, key); - return true; - }), - entries: d(function () { return new Iterator(this, 'key+value'); }), - forEach: d(function (cb/*, thisArg*/) { - var thisArg = arguments[1], iterator, result; - callable(cb); - iterator = this.entries(); - result = iterator._next(); - while (result !== undefined) { - call.call(cb, thisArg, this.__mapValuesData__[result], - this.__mapKeysData__[result], this); - result = iterator._next(); - } - }), - get: d(function (key) { - var index = eIndexOf.call(this.__mapKeysData__, key); - if (index === -1) return; - return this.__mapValuesData__[index]; - }), - has: d(function (key) { - return (eIndexOf.call(this.__mapKeysData__, key) !== -1); - }), - keys: d(function () { return new Iterator(this, 'key'); }), - set: d(function (key, value) { - var index = eIndexOf.call(this.__mapKeysData__, key), emit; - if (index === -1) { - index = this.__mapKeysData__.push(key) - 1; - emit = true; - } - this.__mapValuesData__[index] = value; - if (emit) this.emit('_add', index, key); - return this; - }), - size: d.gs(function () { return this.__mapKeysData__.length; }), - values: d(function () { return new Iterator(this, 'value'); }), - toString: d(function () { return '[object Map]'; }) -})); -Object.defineProperty(MapPoly.prototype, Symbol.iterator, d(function () { - return this.entries(); -})); -Object.defineProperty(MapPoly.prototype, Symbol.toStringTag, d('c', 'Map')); |