1 files changed, 48 insertions, 0 deletions
diff --git a/js/public/shadow/Function.h b/js/public/shadow/Function.h
new file mode 100644
index 0000000000..0b9d4ac214
--- /dev/null
+++ b/js/public/shadow/Function.h
@@ -0,0 +1,48 @@
+/* -*- 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/. */
+
+/* Shadow definition of |JSFunction| innards.  Do not use this directly! */
+
+#ifndef js_shadow_Function_h
+#define js_shadow_Function_h
+
+#include <stdint.h>  // uint16_t
+
+#include "jstypes.h"  // JS_PUBLIC_API
+
+#include "js/CallArgs.h"       // JSNative
+#include "js/shadow/Object.h"  // JS::shadow::Object
+
+class JS_PUBLIC_API JSFunction;
+class JSJitInfo;
+
+namespace JS {
+
+namespace shadow {
+
+struct Function {
+  shadow::Object base;
+  uint16_t nargs;
+  uint16_t flags;
+  /* Used only for natives */
+  JSNative native;
+  const JSJitInfo* jitinfo;
+  void* _1;
+};
+
+inline Function* AsShadowFunction(JSFunction* fun) {
+  return reinterpret_cast<Function*>(fun);
+}
+
+inline const Function* AsShadowFunction(const JSFunction* fun) {
+  return reinterpret_cast<const Function*>(fun);
+}
+
+}  // namespace shadow
+
+}  // namespace JS
+
+#endif  // js_shadow_Function_h