add container config service existence check

pine3ree · web-flow · commit 7c51cc6709fd · 2018-08-25T02:42:01.000+02:00
diff --git a/docs/book/v3/cookbook/setting-locale-without-routing-parameter.md b/docs/book/v3/cookbook/setting-locale-without-routing-parameter.md
@@ -98,7 +98,7 @@ class SetLocaleMiddlewareFactory
 {
     public function __invoke(ContainerInterface $container)
     {
-        $config = $container->get('config');
+        $config = $container->has('config') ? $container->get('config') : [];
         
         return new SetLocaleMiddleware(
             $container->get(UrlHelper::class),

Original file line number	Diff line number	Diff line change
`@@ -98,7 +98,7 @@ class SetLocaleMiddlewareFactory`
`98`	`98`	`{`
`99`	`99`	`public function __invoke(ContainerInterface $container)`
`100`	`100`	`{`
`101`		`- $config = $container->get('config');`
	`101`	`+ $config = $container->has('config') ? $container->get('config') : [];`
`102`	`102`
`103`	`103`	`return new SetLocaleMiddleware(`
`104`	`104`	`$container->get(UrlHelper::class),`