1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/frontend/DestructuringFlavor.h b/js/src/frontend/DestructuringFlavor.h
new file mode 100644
index 0000000000..d9d8fb26e1
--- /dev/null
+++ b/js/src/frontend/DestructuringFlavor.h
@@ -0,0 +1,24 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef frontend_DestructuringFlavor_h
+#define frontend_DestructuringFlavor_h
+
+namespace js {
+namespace frontend {
+
+enum class DestructuringFlavor {
+  // Destructuring into a declaration.
+  Declaration,
+
+  // Destructuring as part of an AssignmentExpression.
+  Assignment
+};
+
+} /* namespace frontend */
+} /* namespace js */
+
+#endif /* frontend_DestructuringFlavor_h */