add Behaviour

src/Potter/Environment/Behaviour.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Potter\Environment;
+
+use \Potter\Container;
+
+trait Behaviour 
+{
+    private static function addEnvironment(Container $container): void
+    {
+        $container->addShared(Environment::class, function () {
+            return Environment::createImmutable(getcwd());
+        });
+    }
+    
+    private static function addEnvironmentBehaviour(Container $container): void
+    {
+        static::addEnvironment($container);
+        self::getEnvironment($container)->required(['APPLICATION_NAME']);
+    }
+    
+    private static function getEnvironment(Container $container): Environment
+    {
+        return $container->get(Environment::class);
+    }
+    
+    private static function hasEnvironment(Container $container): bool
+    {
+        return $container->has(Environment::class);
+    }
+}