Add clone() Method

This reverts commit e560875d9e.

.gitignore

@@ -1,8 +1,4 @@
-# ---> Composer
+composer.lock
 composer.phar
-/vendor/
-
-# Commit your application's lock file https://getcomposer.org/doc/01-basic-usage.md#commit-your-composer-lock-file-to-version-control
-# You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
-# composer.lock
-
+/nbproject/
+/vendor/

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2025 Potter
+Copyright (c) 2025 Jay Potter
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and 
 associated documentation files (the "Software"), to deal in the Software without restriction, including 

composer.json

@@ -0,0 +1,20 @@
+{
+    "name": "potter/cloneable",
+    "type": "library",
+    "require": {
+        "php": "^8.4"
+    },
+    "license": "MIT",
+    "autoload": {
+        "psr-4": {
+            "Potter\\Cloneable\\": "src/Potter/Cloneable/"
+        }
+    },
+    "authors": [
+        {
+            "name": "Jay Potter",
+            "email": "j@ypotter.ca"
+        }
+    ],
+    "minimum-stability": "dev"
+}

src/Potter/Cloneable/AbstractCloneable.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Potter\Cloneable;
+
+abstract class AbstractCloneable implements CloneableInterface
+{
+    abstract public function clone(): CloneableInterface;
+}

src/Potter/Cloneable/Cloneable.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Potter\Cloneable;
+
+abstract class Cloneable extends AbstractCloneable
+{
+    use CloneableTrait;
+}

src/Potter/Cloneable/CloneableInterface.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Potter\Cloneable;
+
+interface CloneableInterface 
+{
+    public function clone(): self;
+}

src/Potter/Cloneable/CloneableTrait.php

@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Potter\Cloneable;
+
+trait CloneableTrait 
+{
+    final public function clone(): CloneableInterface
+    {
+        return clone $this;
+    }
+}