Drop php 5.6

.travis.yml

@@ -1,7 +1,6 @@
 language: php
 
 php:
-  - 5.6
   - 7.0
   - 7.1
 

composer.json

@@ -11,7 +11,7 @@
         }
     ],
     "require": {
-        "php": "^5.6.4 || ^7.0",
+        "php": "^7.0",
         "illuminate/contracts": "5.3.* || 5.4.*",
         "illuminate/support": "5.3.* || 5.4.*",
         "graham-campbell/manager": "^2.5",

src/Facades/GitLab.php

@@ -25,7 +25,7 @@ class GitLab extends Facade
      *
      * @return string
      */
-    protected static function getFacadeAccessor()
+    protected static function getFacadeAccessor(): string
     {
         return 'gitlab';
     }

src/GitLabFactory.php

@@ -28,7 +28,7 @@ class GitLabFactory
      *
      * @return \Gitlab\Client
      */
-    public function make(array $config)
+    public function make(array $config): Client
     {
         $config = $this->getConfig($config);
 
@@ -42,9 +42,9 @@ public function make(array $config)
      *
      * @throws \InvalidArgumentException
      *
-     * @return string
+     * @return array
      */
-    protected function getConfig(array $config)
+    protected function getConfig(array $config): array
     {
         $keys = ['token', 'base_url'];
 
@@ -64,7 +64,7 @@ protected function getConfig(array $config)
      *
      * @return \Gitlab\Client
      */
-    protected function getClient(array $config)
+    protected function getClient(array $config): Client
     {
         $client = new Client($config['base_url']);
 

src/GitLabManager.php

@@ -11,6 +11,7 @@
 
 namespace Vinkla\GitLab;
 
+use Gitlab\Client;
 use GrahamCampbell\Manager\AbstractManager;
 use Illuminate\Contracts\Config\Repository;
 
@@ -64,9 +65,9 @@ public function __construct(Repository $config, GitLabFactory $factory)
      *
      * @param array $config
      *
-     * @return mixed
+     * @return \Gitlab\Client
      */
-    protected function createConnection(array $config)
+    protected function createConnection(array $config): Client
     {
         return $this->factory->make($config);
     }
@@ -76,7 +77,7 @@ protected function createConnection(array $config)
      *
      * @return string
      */
-    protected function getConfigName()
+    protected function getConfigName(): string
     {
         return 'gitlab';
     }
@@ -86,7 +87,7 @@ protected function getConfigName()
      *
      * @return \Vinkla\GitLab\GitLabFactory
      */
-    public function getFactory()
+    public function getFactory(): GitLabFactory
     {
         return $this->factory;
     }

src/GitLabServiceProvider.php

@@ -116,7 +116,7 @@ protected function registerBindings()
      *
      * @return string[]
      */
-    public function provides()
+    public function provides(): array
     {
         return [
             'gitlab',