'ifnot' template property + hpp

src/logic/scripting/lua/lua_commons.hpp

@@ -0,0 +1,33 @@
+#ifndef LOGIC_SCRIPTING_LUA_HPP_
+#define LOGIC_SCRIPTING_LUA_HPP_
+
+#ifdef __linux__ 
+#include <luajit-2.1/luaconf.h>
+#include <luajit-2.1/lua.hpp>
+#else
+#include <lua.hpp>
+#endif
+#include <exception>
+
+namespace lua {
+    using luaint = lua_Integer;
+    using luanumber = lua_Number;
+}
+
+template <lua_CFunction func> int lua_wrap_errors(lua_State *L) {
+    int result = 0;
+    try {
+        result = func(L);
+    }
+    // transform exception with description into lua_error
+    catch (std::exception &e) {
+        luaL_error(L, e.what());
+    }
+    // Rethrow any other exception (lua error for example)
+    catch (...) {
+        throw;
+    }
+    return result;
+}
+
+#endif // LOGIC_SCRIPTING_LUA_HPP_