initialize

.gitignore

@@ -1,4 +1,4 @@
 composer.lock
 composer.phar
-/nbproject/private/
+/nbproject/
 /vendor/

README.md

@@ -1,3 +1,3 @@
-# Potter Framework PSR-11 Container Implementation
+# Potter Framework Container Interface
 
 Hello World

composer.json

@@ -1,6 +1,6 @@
 {
     "name": "potter/container",
-    "description": "Potter Framework PSR-11 Container Implementation",
+    "description": "Potter Framework Container Interface",
     "version": "1.0.0",
     "type": "library",
     "homepage": "https://gitpotter.com/Potter/Container",
@@ -19,6 +19,7 @@
     },
     "minimum-stability": "stable",
     "require": {
-        "php": "^8.3"
+        "php": "^8.3",
+        "psr/container": "^2.0"
     }
 }

src/Potter/Container/ContainerInterface.php

@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Potter\Container;
+
+use \Psr\Container\ContainerInterface as PsrContainerInterface;
+
+interface ContainerInterface extends PsrContainerInterface
+{
+    public function get(string $key): mixed;
+    public function has(string $key): bool;
+}

src/Potter/Container/ContainerTrait.php

@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Potter\Container;
+
+trait ContainerTrait 
+{
+    private array $storage = [];
+    
+    final public function get(string $key): mixed
+    {
+        return $this->storage[$key];
+    }
+    
+    final public function has(string $key): bool
+    {
+        return array_key_exists($key, $this->storage) && !is_null($this->storage[$key]);
+    }
+    
+    final protected function set(string $key, mixed $value): mixed
+    {
+        return $this->storage[$key] = $value;
+    }
+}