Allow processing of null mappings in configuration

2013-03-08 22:08:40 +01:00 · 2013-03-08 22:08:40 +01:00 · 904a664dfe
commit 904a664dfe
parent b12b92845c
1 changed files with 6 additions and 1 deletions
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@ -369,9 +369,14 @@ class Configuration
     * @param array $mappings The mappings for the current type
     * @return array The nested mappings defined for this type
     */
-    protected function getNestingsForType($mappings)
+    protected function getNestingsForType(array $mappings = null)
    {
+        if ($mappings === null) {
+            return array();
+        }
+
        $nestings = array();
+
        foreach ($mappings as $field) {
            if (isset($field['fields'])) {
                $this->addPropertyNesting($field, $nestings, 'fields');