node_modules

1 files changed, 58 insertions, 0 deletions

diff --git a/node_modules/react/lib/KeyEscapeUtils.js b/node_modules/react/lib/KeyEscapeUtils.js
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index 000000000..0abf1a22c
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+++ b/node_modules/react/lib/KeyEscapeUtils.js
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+/**
+ * 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;
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