add status tracking property

src/PayloadInterface.php

@@ -17,6 +17,24 @@
  */
 interface PayloadInterface
 {
+    /**
+     *
+     * Sets the status of this payload.
+     *
+     * @param mixed $status The status for this payload.
+     *
+     */
+    public function setStatus($status);
+
+    /**
+     *
+     * Sets the status of this payload.
+     *
+     * @return mixed
+     *
+     */
+    public function getStatus();
+
     /**
      *
      * Sets the input received by the domain layer.

tests/Payload.php

@@ -3,12 +3,24 @@
 
 class Payload implements PayloadInterface
 {
+    protected $status;
     protected $input;
     protected $output;
     protected $code;
     protected $message;
     protected $extras;
 
+    public function setStatus($status)
+    {
+        $this->status = $status;
+        return $this;
+    }
+
+    public function getStatus()
+    {
+        return $this->status;
+    }
+
     public function setInput($input)
     {
         $this->input = $input;

tests/PayloadTest.php

@@ -7,12 +7,14 @@ public function test()
     {
         $payload = new Payload();
 
-        $payload->setInput('input')
+        $payload->setStatus('status')
+            ->setInput('input')
             ->setOutput('output')
             ->setCode('code')
             ->setMessage('message')
             ->setExtras('extras');
 
+        $this->assertSame('status', $payload->getStatus());
         $this->assertSame('input', $payload->getInput());
         $this->assertSame('output', $payload->getOutput());
         $this->assertSame('code', $payload->getCode());