<form method="POST">
    <h3>Editing: RequestException.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

namespace Illuminate\Http\Client;

class RequestException extends HttpClientException
{
    /**
     * The response instance.
     *
     * @var \Illuminate\Http\Client\Response
     */
    public $response;

    /**
     * Create a new exception instance.
     *
     * @param  \Illuminate\Http\Client\Response  $response
     * @return void
     */
    public function __construct(Response $response)
    {
        parent::__construct($this-&gt;prepareMessage($response), $response-&gt;status());

        $this-&gt;response = $response;
    }

    /**
     * Prepare the exception message.
     *
     * @param  \Illuminate\Http\Client\Response  $response
     * @return string
     */
    protected function prepareMessage(Response $response)
    {
        $message = &quot;HTTP request returned status code {$response-&gt;status()}&quot;;

        $summary = class_exists(\GuzzleHttp\Psr7\Message::class)
            ? \GuzzleHttp\Psr7\Message::bodySummary($response-&gt;toPsrResponse())
            : \GuzzleHttp\Psr7\get_message_body_summary($response-&gt;toPsrResponse());

        return is_null($summary) ? $message : $message .= &quot;:\n{$summary}\n&quot;;
    }
}
</textarea><br>
    <input type="submit" value="Save">
</form>