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TypeScriptUtils.js
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91 lines (81 loc) · 2.84 KB
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/*
* Copyright (c) 2012 Adobe Systems Incorporated. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*/
/*jslint vars: true, plusplus: true, devel: true, nomen: true, indent: 4, maxerr: 50, regexp: true */
/*global define, brackets, $ */
define(function (require, exports, module) {
"use strict";
var MODE_NAME = "text/typescript";
var LANGUAGE_ID = "typescript";
/**
* Get a typescript-specific event name
*/
function eventName(name) {
var EVENT_TAG = "brackets-typescript";
return name + "." + EVENT_TAG;
}
/**
* Returns the elements added and removed between the given previous and current
* objects.
* Note: The objects should be hash tables.
* @param {Object} previous
* @param {Object} current
* @returns {{added: Array.<string>, removed: Array.<string>}}
*/
function getObjectsDiff(previous, current) {
var added = [],
removed = [];
for (var i in current) {
if (i in previous) {
delete previous[i];
}
else {
added.push(i);
}
}
for (var i in previous) {
removed.push(i);
}
return {added: added, removed: removed};
}
/**
* Returns the object properties as an array.
* @param {Object} obj
* @returns {Array.<string>}
*/
function getObjectKeys(obj) {
var array = [],
key;
for (key in obj) {
if (obj.hasOwnProperty(key)) {
array.push(key);
}
}
return array;
}
// Define public API
exports.MODE_NAME = MODE_NAME;
exports.LANGUAGE_ID = LANGUAGE_ID;
exports.eventName = eventName;
exports.getObjectsDiff = getObjectsDiff;
exports.getObjectKeys = getObjectKeys;
});