[Uuid] 17258 Add documentation for Uuid 7 and 8

JohJohan · JohJohan · commit 5908acf8a028 · 2022-10-02T09:30:34.000+02:00
diff --git a/components/uid.rst b/components/uid.rst
@@ -63,6 +63,17 @@ to create each type of UUID::
     // It's defined in http://gh.peabody.io/uuidv6/
     $uuid = Uuid::v6(); // $uuid is an instance of Symfony\Component\Uid\UuidV6
 
+    // UUID version 7 features a time-ordered value field derived from the widely implemented and well known Unix Epoch timestamp source,
+    // the number of milliseconds seconds since midnight 1 Jan 1970 UTC, leap seconds excluded.
+    // As well as improved entropy characteristics over versions 1 or 6.
+    $uuid = Uuid::v7();
+
+    // UUID version 8 provides an RFC-compatible format for experimental or vendor-specific use cases.
+    // The only requirement is that the variant and version bits
+    // MUST be set as defined in Section 4: https://www.ietf.org/archive/id/draft-peabody-dispatch-new-uuid-format-04.html#variant_and_version_fields
+    // UUIDv8's uniqueness will be implementation-specific and SHOULD NOT be assumed.
+    $uuid = Uuid::v8();
+
 If your UUID value is already generated in another format, use any of the
 following methods to create a ``Uuid`` object from it::
 
diff --git a/reference/constraints/Uuid.rst b/reference/constraints/Uuid.rst
@@ -112,9 +112,9 @@ will allow alternate input formats like:
 ``versions``
 ~~~~~~~~~~~~
 
-**type**: ``int[]`` **default**: ``[1,2,3,4,5,6]``
+**type**: ``int[]`` **default**: ``[1,2,3,4,5,6,7,8]``
 
-This option can be used to only allow specific `UUID versions`_.  Valid versions are 1 - 6.
+This option can be used to only allow specific `UUID versions`_.  Valid versions are 1 - 8.
 The following PHP constants can also be used:
 
 * ``Uuid::V1_MAC``
@@ -123,8 +123,10 @@ The following PHP constants can also be used:
 * ``Uuid::V4_RANDOM``
 * ``Uuid::V5_SHA1``
 * ``Uuid::V6_SORTABLE``
+* ``Uuid::V7_SORTABLE ``
+* ``Uuid::V8_CUSTOM ``
 
-All six versions are allowed by default.
+All versions are allowed by default.
 
 .. _`Universally unique identifier (UUID)`: https://en.wikipedia.org/wiki/Universally_unique_identifier
 .. _`RFC 4122`: https://tools.ietf.org/html/rfc4122
