From 7cfd094359f7f94573b084328ad1a956dd70005d Mon Sep 17 00:00:00 2001
From: Ali Hasani <a.hassssani@gmail.com>
Date: Wed, 15 Apr 2020 19:08:05 +0430
Subject: Implement UUID v1 (#4758)

---
 std/uuid/_common.ts | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 std/uuid/_common.ts

(limited to 'std/uuid/_common.ts')

diff --git a/std/uuid/_common.ts b/std/uuid/_common.ts
new file mode 100644
index 000000000..b0cad2584
--- /dev/null
+++ b/std/uuid/_common.ts
@@ -0,0 +1,18 @@
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
+export function bytesToUuid(bytes: number[] | Uint8Array): string {
+  const bits: string[] = [...bytes].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("");
+}
-- 
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