My first commit of codes

vendor/laravel/framework/src/Illuminate/Http/Response.php

@@ -0,0 +1,86 @@
+<?php namespace Illuminate\Http;
+
+use ArrayObject;
+use Illuminate\Contracts\Support\Jsonable;
+use Illuminate\Contracts\Support\Renderable;
+use Symfony\Component\HttpFoundation\Response as BaseResponse;
+
+class Response extends BaseResponse {
+
+	use ResponseTrait;
+
+	/**
+	 * The original content of the response.
+	 *
+	 * @var mixed
+	 */
+	public $original;
+
+	/**
+	 * Set the content on the response.
+	 *
+	 * @param  mixed  $content
+	 * @return $this
+	 */
+	public function setContent($content)
+	{
+		$this->original = $content;
+
+		// If the content is "JSONable" we will set the appropriate header and convert
+		// the content to JSON. This is useful when returning something like models
+		// from routes that will be automatically transformed to their JSON form.
+		if ($this->shouldBeJson($content))
+		{
+			$this->header('Content-Type', 'application/json');
+
+			$content = $this->morphToJson($content);
+		}
+
+		// If this content implements the "Renderable" interface then we will call the
+		// render method on the object so we will avoid any "__toString" exceptions
+		// that might be thrown and have their errors obscured by PHP's handling.
+		elseif ($content instanceof Renderable)
+		{
+			$content = $content->render();
+		}
+
+		return parent::setContent($content);
+	}
+
+	/**
+	 * Morph the given content into JSON.
+	 *
+	 * @param  mixed   $content
+	 * @return string
+	 */
+	protected function morphToJson($content)
+	{
+		if ($content instanceof Jsonable) return $content->toJson();
+
+		return json_encode($content);
+	}
+
+	/**
+	 * Determine if the given content should be turned into JSON.
+	 *
+	 * @param  mixed  $content
+	 * @return bool
+	 */
+	protected function shouldBeJson($content)
+	{
+		return $content instanceof Jsonable ||
+			   $content instanceof ArrayObject ||
+			   is_array($content);
+	}
+
+	/**
+	 * Get the original response content.
+	 *
+	 * @return mixed
+	 */
+	public function getOriginalContent()
+	{
+		return $this->original;
+	}
+
+}