PIP Lua Module

lib/lua/3rd/LuaBridge/detail/Security.h

@@ -0,0 +1,62 @@
+#pragma once
+
+namespace luabridge {
+
+//------------------------------------------------------------------------------
+/**
+security options.
+*/
+class Security
+{
+public:
+  static bool hideMetatables()
+  {
+    return getSettings().hideMetatables;
+  }
+
+  static void setHideMetatables(bool shouldHide)
+  {
+    getSettings().hideMetatables = shouldHide;
+  }
+
+private:
+  struct Settings
+  {
+    Settings() : hideMetatables(true)
+    {
+    }
+
+    bool hideMetatables;
+  };
+
+  static Settings& getSettings()
+  {
+    static Settings settings;
+    return settings;
+  }
+};
+
+//------------------------------------------------------------------------------
+/**
+Set a global value in the lua_State.
+
+@note This works on any type specialized by `Stack`, including `LuaRef` and
+its table proxies.
+*/
+template <class T>
+inline void setGlobal(lua_State* L, T t, char const* name)
+{
+  push(L, t);
+  lua_setglobal(L, name);
+}
+
+//------------------------------------------------------------------------------
+/**
+Change whether or not metatables are hidden (on by default).
+*/
+inline void setHideMetatables(bool shouldHide)
+{
+  Security::setHideMetatables(shouldHide);
+}
+
+} // namespace luabridge