58 lines
1.3 KiB
JavaScript
58 lines
1.3 KiB
JavaScript
/**
|
|
* Copyright 2013-present, Facebook, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This source code is licensed under the BSD-style license found in the
|
|
* LICENSE file in the root directory of this source tree. An additional grant
|
|
* of patent rights can be found in the PATENTS file in the same directory.
|
|
*
|
|
*
|
|
*/
|
|
|
|
'use strict';
|
|
|
|
/**
|
|
* Escape and wrap key so it is safe to use as a reactid
|
|
*
|
|
* @param {string} key to be escaped.
|
|
* @return {string} the escaped key.
|
|
*/
|
|
|
|
function escape(key) {
|
|
var escapeRegex = /[=:]/g;
|
|
var escaperLookup = {
|
|
'=': '=0',
|
|
':': '=2'
|
|
};
|
|
var escapedString = ('' + key).replace(escapeRegex, function (match) {
|
|
return escaperLookup[match];
|
|
});
|
|
|
|
return '$' + escapedString;
|
|
}
|
|
|
|
/**
|
|
* Unescape and unwrap key for human-readable display
|
|
*
|
|
* @param {string} key to unescape.
|
|
* @return {string} the unescaped key.
|
|
*/
|
|
function unescape(key) {
|
|
var unescapeRegex = /(=0|=2)/g;
|
|
var unescaperLookup = {
|
|
'=0': '=',
|
|
'=2': ':'
|
|
};
|
|
var keySubstring = key[0] === '.' && key[1] === '$' ? key.substring(2) : key.substring(1);
|
|
|
|
return ('' + keySubstring).replace(unescapeRegex, function (match) {
|
|
return unescaperLookup[match];
|
|
});
|
|
}
|
|
|
|
var KeyEscapeUtils = {
|
|
escape: escape,
|
|
unescape: unescape
|
|
};
|
|
|
|
module.exports = KeyEscapeUtils; |