Merge pull request #4 from yael-lorenzo-olx/patch-1

Add support for HEAD http request.

Author: pproenca

src/HttpClient.php

@@ -66,4 +66,13 @@ public function delete($uri)
     {
         return new FluentRequest('DELETE', $uri, $this->client);
     }
+    
+    /**
+     * @param $uri
+     * @return FluentRequestInterface
+     */
+    public function head($uri)
+    {
+        return new FluentRequest('HEAD', $uri, $this->client);
+    }
 }

src/HttpClientInterface.php

@@ -34,4 +34,10 @@ public function patch($uri);
      * @return FluentRequestInterface
      */
     public function delete($uri);
+    
+    /**
+     * @param $uri
+     * @return FluentRequestInterface
+     */
+    public function head($uri);
 }

src/Request/RequestExecutor.php

@@ -57,6 +57,9 @@ public function execute()
             case 'DELETE':
                 $requestResponse = $this->getClient()->delete($this->uri, $this->options);
                 break;
+            case 'HEAD':
+                $requestResponse = $this->getClient()->head($this->uri, $this->options);
+                break;
             default:
                 throw new UnsupportedOperationException(sprintf('HTTP METHOD [%s] is not supported.', $this->method));
         }