1 files changed, 3 insertions, 15 deletions
diff --git a/std/uuid/v4.ts b/std/uuid/v4.ts
index d291b5478..83fc6d86e 100644
--- a/std/uuid/v4.ts
+++ b/std/uuid/v4.ts
@@ -1,5 +1,7 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
+import { bytesToUuid } from "./_common.ts";
+
 const UUID_RE = new RegExp(
   "^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$",
   "i"
@@ -15,19 +17,5 @@ export function generate(): string {
   rnds[6] = (rnds[6] & 0x0f) | 0x40; // Version 4
   rnds[8] = (rnds[8] & 0x3f) | 0x80; // Variant 10
 
-  const bits: string[] = [...rnds].map((bit): string => {
-    const s: string = bit.toString(16);
-    return bit < 0x10 ? "0" + s : s;
-  });
-  return [
-    ...bits.slice(0, 4),
-    "-",
-    ...bits.slice(4, 6),
-    "-",
-    ...bits.slice(6, 8),
-    "-",
-    ...bits.slice(8, 10),
-    "-",
-    ...bits.slice(10),
-  ].join("");
+  return bytesToUuid(rnds);
 }