Merge pull request #219 from hgraca/patch-3-empty_type_file

cast to array the result of parsing yml and xml.

Author: mcg-web

Config/Parser/XmlParser.php

@@ -43,6 +43,6 @@ public static function parse(SplFileInfo $file, ContainerBuilder $container)
             throw new InvalidArgumentException(sprintf('Unable to parse file "%s".', $file), $e->getCode(), $e);
         }
 
-        return $typesConfig;
+        return (array) $typesConfig;
     }
 }

Config/Parser/YamlParser.php

@@ -41,6 +41,6 @@ public static function parse(SplFileInfo $file, ContainerBuilder $container)
             throw new InvalidArgumentException(sprintf('The file "%s" does not contain valid YAML.', $file), 0, $e);
         }
 
-        return $typesConfig;
+        return (array) $typesConfig;
     }
 }

Tests/DependencyInjection/OverblogGraphQLTypesExtensionTest.php

@@ -61,7 +61,7 @@ public function testDuplicatedType()
      */
     public function testBrokenYmlOnPrepend()
     {
-        $this->extension->containerPrependExtensionConfig($this->getBrokenMappingConfig('yaml'), $this->container);
+        $this->extension->containerPrependExtensionConfig($this->getMappingConfig('yaml'), $this->container);
     }
 
     /**
@@ -70,7 +70,7 @@ public function testBrokenYmlOnPrepend()
      */
     public function testBrokenXmlOnPrepend()
     {
-        $this->extension->containerPrependExtensionConfig($this->getBrokenMappingConfig('xml'), $this->container);
+        $this->extension->containerPrependExtensionConfig($this->getMappingConfig('xml'), $this->container);
     }
 
     /**
@@ -259,7 +259,7 @@ public function internalConfigKeys()
         ];
     }
 
-    private function getBrokenMappingConfig($type)
+    private function getMappingConfig($type)
     {
         $config = [
             'definitions' => [