Move common method for a CapsuleManager to trait, this would reduce t…

…he requirement to produce new CapsuleManager for other component in the future (e.g: laravel/framework#5032)

Also remove duplicate "require-dev" component (when already explicitly declare in "require").

Signed-off-by: crynobone <[email protected]>

Traits/CapsuleManagerTrait.php

@@ -0,0 +1,69 @@
+<?php namespace Illuminate\Support\Traits;
+
+use Illuminate\Container\Container;
+use Illuminate\Support\Fluent;
+
+trait CapsuleManagerTrait {
+
+    /**
+     * The current globally used instance.
+     *
+     * @var object
+     */
+    protected static $instance;
+
+    /**
+     * The container instance.
+     *
+     * @var \Illuminate\Container\Container
+     */
+    protected $container;
+
+    /**
+     * Setup the IoC container instance.
+     *
+     * @param  \Illuminate\Container\Container|null  $container
+     * @return void
+     */
+    protected function setupContainer($container)
+    {
+        $this->container = $container ?: new Container;
+
+        if ( ! $this->container->bound('config'))
+        {
+            $this->container->instance('config', new Fluent);
+        }
+    }
+
+    /**
+     * Make this capsule instance available globally.
+     *
+     * @return void
+     */
+    public function setAsGlobal()
+    {
+        static::$instance = $this;
+    }
+
+    /**
+     * Get the IoC container instance.
+     *
+     * @return \Illuminate\Container\Container
+     */
+    public function getContainer()
+    {
+        return $this->container;
+    }
+
+    /**
+     * Set the IoC container instance.
+     *
+     * @param  \Illuminate\Container\Container  $container
+     * @return void
+     */
+    public function setContainer(Container $container)
+    {
+        $this->container = $container;
+    }
+
+}