feat: add Max UUID constant (#149)

it512 · web-flow · commit c58770eb495f · 2024-01-09T16:54:05.000Z
add Max uuid
diff --git a/hash.go b/hash.go
@@ -17,6 +17,12 @@ var (
 	NameSpaceOID  = Must(Parse("6ba7b812-9dad-11d1-80b4-00c04fd430c8"))
 	NameSpaceX500 = Must(Parse("6ba7b814-9dad-11d1-80b4-00c04fd430c8"))
 	Nil           UUID // empty UUID, all zeros
+
+	// The Max UUID is special form of UUID that is specified to have all 128 bits set to 1.
+	Max = UUID{
+		0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+		0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+	}
 )
 
 // NewHash returns a new UUID derived from the hash of space concatenated with
