Adding PSR package

.travis.yml

@@ -7,9 +7,6 @@ cache:
         - $HOME/.composer/cache/files
 
 php:
-    - 5.4
-    - 5.5
-    - 5.6
     - 7.0
     - 7.1
     - 7.2

composer.json

@@ -15,8 +15,9 @@
         }
     ],
     "require": {
-        "php": ">=5.4",
+        "php": "^7.0",
         "psr/http-message": "^1.0",
+        "psr/http-client": "^1.0",
         "php-http/promise": "^1.0"
     },
     "require-dev": {

src/Exception.php

@@ -7,6 +7,6 @@
  *
  * @author Márk Sági-Kazár <[email protected]>
  */
-interface Exception
+interface Exception extends \Throwable
 {
 }

src/Exception/HttpException.php

@@ -37,30 +37,19 @@ public function __construct(
         $this->code = $response->getStatusCode();
     }
 
-    /**
-     * Returns the response.
-     *
-     * @return ResponseInterface
-     */
-    public function getResponse()
+    public function getResponse(): ResponseInterface
     {
         return $this->response;
     }
 
     /**
      * Factory method to create a new exception with a normalized error message.
-     *
-     * @param RequestInterface  $request
-     * @param ResponseInterface $response
-     * @param \Exception|null   $previous
-     *
-     * @return HttpException
      */
     public static function create(
         RequestInterface $request,
         ResponseInterface $response,
         \Exception $previous = null
-    ) {
+    ): self {
         $message = sprintf(
             '[url] %s [http method] %s [status code] %s [reason phrase] %s',
             $request->getRequestTarget(),

src/Exception/RequestException.php

@@ -31,12 +31,7 @@ public function __construct($message, RequestInterface $request, \Exception $pre
         parent::__construct($message, 0, $previous);
     }
 
-    /**
-     * Returns the request.
-     *
-     * @return RequestInterface
-     */
-    public function getRequest()
+    public function getRequest(): RequestInterface
     {
         return $this->request;
     }

src/HttpAsyncClient.php

@@ -17,11 +17,9 @@ interface HttpAsyncClient
      *
      * Exceptions related to processing the request are available from the returned Promise.
      *
-     * @param RequestInterface $request
-     *
      * @return Promise Resolves a PSR-7 Response or fails with an Http\Client\Exception.
      *
      * @throws \Exception If processing the request is impossible (eg. bad configuration).
      */
-    public function sendAsyncRequest(RequestInterface $request);
+    public function sendAsyncRequest(RequestInterface $request): Promise;
 }

src/HttpClient.php

@@ -2,6 +2,7 @@
 
 namespace Http\Client;
 
+use Http\HttplugBundle\Tests\Unit\Collector\ClientInterface;
 use Psr\Http\Message\RequestInterface;
 use Psr\Http\Message\ResponseInterface;
 
@@ -12,17 +13,13 @@
  * @author Márk Sági-Kazár <[email protected]>
  * @author David Buchmann <[email protected]>
  */
-interface HttpClient
+interface HttpClient extends ClientInterface
 {
     /**
      * Sends a PSR-7 request.
      *
-     * @param RequestInterface $request
-     *
-     * @return ResponseInterface
-     *
      * @throws \Http\Client\Exception If an error happens during processing the request.
      * @throws \Exception             If processing the request is impossible (eg. bad configuration).
      */
-    public function sendRequest(RequestInterface $request);
+    public function sendRequest(RequestInterface $request): ResponseInterface;
 }