Rift.IO OSM R1 Initial Submission

[osm/UI.git] / skyquake / framework / utils / guid.js

diff --git a/skyquake/framework/utils/guid.js b/skyquake/framework/utils/guid.js
new file mode 100644 (file)
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+++ b/skyquake/framework/utils/guid.js
@@ -0,0 +1,30 @@
+
+/*
+ * 
+ *   Copyright 2016 RIFT.IO 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.
+ *
+ */
+/**
+ * @return {string}
+ */
+function GUID() {
+  // http://byronsalau.com/blog/how-to-create-a-guid-uuid-in-javascript/
+  return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
+    var r = Math.random() * 16 | 0, v = c === 'x' ? r : (r & 0x3 | 0x8);
+    return v.toString(16);
+  });
+}
+
+module.exports = GUID;