1 files changed, 9 insertions, 0 deletions
diff --git a/vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php b/vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php
index 2f0e91273..b8839db32 100644
--- a/vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php
+++ b/vendor/nikic/php-parser/lib/PhpParser/BuilderHelpers.php
@@ -310,4 +310,13 @@ final class BuilderHelpers
         Stmt\Class_::verifyModifier($modifiers, $modifier);
         return $modifiers | $modifier;
     }
+
+    /**
+     * Adds a modifier and returns new modifier bitmask.
+     * @return int New modifiers
+     */
+    public static function addClassModifier(int $existingModifiers, int $modifierToSet) : int {
+        Stmt\Class_::verifyClassModifier($existingModifiers, $modifierToSet);
+        return $existingModifiers | $modifierToSet;
+    }
 }