Nullable patterns no longer throw exceptions (#1210)

Nullable patterns no longer throw exceptions
nelmio · Jan 26, 2018 · dad7f77 · dad7f77
1 parent 819cbe3
commit dad7f77
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/ModelDescriber/Annotations/SymfonyConstraintAnnotationReader.php b/ModelDescriber/Annotations/SymfonyConstraintAnnotationReader.php
@@ -104,8 +104,12 @@ private function updateSchemaDefinitionWithRequiredProperty(ReflectionProperty $
     /**
      * Append the pattern from the constraint to the existing pattern.
      */
-    private function appendPattern(Schema $property, string $newPattern)
+    private function appendPattern(Schema $property, $newPattern)
     {
+        if (null === $newPattern) {
+            return;
+        }
+
         if (null !== $property->getPattern()) {
             $property->setPattern(sprintf('%s, %s', $property->getPattern(), $newPattern));
         } else {