1 files changed, 29 insertions, 0 deletions
diff --git a/node_modules/fbjs/lib/base62.js.flow b/node_modules/fbjs/lib/base62.js.flow
new file mode 100644
index 000000000..a49d73b97
--- /dev/null
+++ b/node_modules/fbjs/lib/base62.js.flow
@@ -0,0 +1,29 @@
+/**
+ * Copyright (c) 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.
+ *
+ * @providesModule base62
+ * @flow
+ */
+
+'use strict';
+
+const BASE62 = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
+
+function base62(number: number): string {
+  if (!number) {
+    return '0';
+  }
+  let string = '';
+  while (number > 0) {
+    string = BASE62[number % 62] + string;
+    number = Math.floor(number / 62);
+  }
+  return string;
+}
+
+module.exports = base62;
+\ No newline at end of file