react-addons/lib/escapeTextForBrowser.js

Simple packaging of react addons to avoid fiddly 'react/addons' npm module.

/**
 * Copyright 2013-2014 Facebook, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @providesModule escapeTextForBrowser
 * @typechecks static-only
 */

"use strict";

var ESCAPE_LOOKUP = {
  "&": "&",
  ">": ">",
  "<": "&lt;",
  "\"": "&quot;",
  "'": "&#x27;",
  "/": "&#x2f;"
};

var ESCAPE_REGEX = /[&><"'\/]/g;

function escaper(match) {
  return ESCAPE_LOOKUP[match];
}

/**
 * Escapes text to prevent scripting attacks.
 *
 * @param {*} text Text value to escape.
 * @return {string} An escaped string.
 */
function escapeTextForBrowser(text) {
  return ('' + text).replace(ESCAPE_REGEX, escaper);
}

module.exports = escapeTextForBrowser;