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Diffstat (limited to 'tools/addon-sdk-1.12/lib/sdk/util/list.js')
-rw-r--r-- | tools/addon-sdk-1.12/lib/sdk/util/list.js | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/tools/addon-sdk-1.12/lib/sdk/util/list.js b/tools/addon-sdk-1.12/lib/sdk/util/list.js deleted file mode 100644 index 0a143d9..0000000 --- a/tools/addon-sdk-1.12/lib/sdk/util/list.js +++ /dev/null @@ -1,78 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ -'use strict'; - -const { Class } = require('../core/heritage'); -const listNS = require('../core/namespace').ns(); - -const List = Class({ - /** - * List constructor can take any number of element to populate itself. - * @params {Object|String|Number} element - * @example - * List(1,2,3).length == 3 // true - */ - initialize: function List() { - listNS(this).keyValueMap = []; - - for (let i = 0, ii = arguments.length; i < ii; i++) - addListItem(this, arguments[i]); - }, - /** - * Number of elements in this list. - * @type {Number} - */ - get length() listNS(this).keyValueMap.length, - /** - * Returns a string representing this list. - * @returns {String} - */ - toString: function toString() 'List(' + listNS(this).keyValueMap + ')', - /** - * Custom iterator providing `List`s enumeration behavior. - * We cant reuse `_iterator` that is defined by `Iterable` since it provides - * iteration in an arbitrary order. - * @see https://developer.mozilla.org/en/JavaScript/Reference/Statements/for...in - * @param {Boolean} onKeys - */ - __iterator__: function __iterator__(onKeys, onKeyValue) { - let array = listNS(this).keyValueMap.slice(0), - i = -1; - for each(let element in array) - yield onKeyValue ? [++i, element] : onKeys ? ++i : element; - } -}); -exports.List = List; - -function addListItem(that, value) { - let list = listNS(that).keyValueMap, - index = list.indexOf(value); - - if (-1 === index) { - try { - that[that.length] = value; - } - catch (e) {} - list.push(value); - } -} -exports.addListItem = addListItem; - -function removeListItem(that, element) { - let list = listNS(that).keyValueMap, - index = list.indexOf(element); - - if (0 <= index) { - list.splice(index, 1); - try { - for (let length = list.length; index < length; index++) - that[index] = list[index]; - that[list.length] = undefined; - } - catch(e){} - } -} -exports.removeListItem = removeListItem; - -exports.listNS = listNS; |