/** * server/src/lua/error.hpp * * This file is part of the traintastic source code. * * Copyright (C) 2021-2024 Reinder Feenstra * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef TRAINTASTIC_SERVER_LUA_ERROR_HPP #define TRAINTASTIC_SERVER_LUA_ERROR_HPP #include #include namespace Lua { // Note: // All these functions call abort(), it's just a trick to let the compiler understand it is a noreturn function, // Lua's error funtions aren't marked as noreturn functions, but they are. [[noreturn]] inline void errorArgumentOutOfRange(lua_State* L, int arg) { luaL_argerror(L, arg, "out of range"); abort(); } [[noreturn]] inline void errorArgumentExpectedObject(lua_State* L, int arg) { luaL_argerror(L, arg, "expected object"); abort(); } [[noreturn]] inline void errorArgumentInvalidObject(lua_State* L, int arg) { luaL_argerror(L, arg, "invalid object"); abort(); } [[noreturn]] inline void errorCantSetNonExistingProperty(lua_State* L) { luaL_error(L, "can't set non existing property"); abort(); } [[noreturn]] inline void errorCantSetReadOnlyProperty(lua_State* L) { luaL_error(L, "can't set read only property"); abort(); } [[noreturn]] inline void errorCantStoreValueAsPersistentVariableUnsupportedType(lua_State* L) { luaL_error(L, "can't store value as persistent variable, unsupported type"); abort(); } [[noreturn]] inline void errorDeadObject(lua_State* L) { luaL_error(L, "dead object"); abort(); } [[noreturn]] inline void errorExpectedNArgumentsGotN(lua_State* L, int expected, int got) { luaL_error(L, "expected %d arguments, got %d", expected, got); abort(); } [[noreturn]] inline void errorExpectedNNArgumentsGotN(lua_State* L, int min, int max, int got) { luaL_error(L, "expected %d..%d arguments, got %d", min, max, got); abort(); } [[noreturn]] inline void errorException(lua_State* L, const std::exception& e) { luaL_error(L, "exception: %s", e.what()); abort(); } [[noreturn]] inline void errorGlobalNIsReadOnly(lua_State* L, const char* name) { luaL_error(L, "global %s is readonly", name); abort(); } [[noreturn]] inline void errorInternal(lua_State* L) { luaL_error(L, "internal error"); abort(); } [[noreturn]] inline void errorTableContainsRecursion(lua_State* L) { luaL_error(L, "table contains recursion"); abort(); } [[noreturn]] inline void errorTableIsReadOnly(lua_State* L) { luaL_error(L, "table is readonly"); abort(); } } #endif