README: add missing return type to example (#122)

mhujer · Nyholm · commit 7f179a0ed15f · 2019-11-23T14:29:56.000+01:00
diff --git a/README.md b/README.md
@@ -33,7 +33,7 @@ use Matthias\SymfonyDependencyInjectionTest\PhpUnit\AbstractExtensionTestCase;
 
 class MyExtensionTest extends AbstractExtensionTestCase
 {
-    protected function getContainerExtensions()
+    protected function getContainerExtensions(): array
     {
         return array(
             new MyExtension()

Original file line number	Diff line number	Diff line change
`@@ -33,7 +33,7 @@ use Matthias\SymfonyDependencyInjectionTest\PhpUnit\AbstractExtensionTestCase;`
`33`	`33`
`34`	`34`	`class MyExtensionTest extends AbstractExtensionTestCase`
`35`	`35`	`{`
`36`		`- protected function getContainerExtensions()`
	`36`	`+ protected function getContainerExtensions(): array`
`37`	`37`	`{`
`38`	`38`	`return array(`
`39`	`39`	`new MyExtension()`