Response: add ResourceNotFoundException for 404s

Author: glaubinix

src/Exception/ResourceNotFoundException.php

@@ -0,0 +1,7 @@
+<?php
+
+namespace PrivatePackagist\ApiClient\Exception;
+
+class ResourceNotFoundException extends RuntimeException
+{
+}

src/HttpClient/Plugin/ExceptionThrower.php

@@ -4,6 +4,7 @@
 
 use Http\Client\Common\Plugin;
 use PrivatePackagist\ApiClient\Exception\ErrorException;
+use PrivatePackagist\ApiClient\Exception\ResourceNotFoundException;
 use PrivatePackagist\ApiClient\Exception\RuntimeException;
 use PrivatePackagist\ApiClient\HttpClient\Message\ResponseMediator;
 use Psr\Http\Message\RequestInterface;
@@ -31,6 +32,10 @@ public function handleRequest(RequestInterface $request, callable $next, callabl
                 if ($response->getStatusCode() === 400) {
                     throw new ErrorException($content['message'], $response->getStatusCode());
                 }
+
+                if ($response->getStatusCode() === 404) {
+                    throw new ResourceNotFoundException($content['message'], $response->getStatusCode());
+                }
             }
 
             throw new RuntimeException(isset($content['message']) ? $content['message'] : $content, $response->getStatusCode());