Function dfhack_error

library/LuaTools.cpp:672–693

}

static int dfhack_error(lua_State *L)
{
    luaL_checkany(L, 1);
    lua_settop(L, 3);
    int level = std::max(1, luaL_optint(L, 2, 1));

    lua_pushvalue(L, 1);

    if (convert_to_exception(L, level))
    {
        luaL_where(L, level);
        lua_setfield(L, -2, "where");

        if (!lua_isnil(L, 3))
        {
            lua_pushvalue(L, 3);
            lua_setfield(L, -2, "verbose");
        }
    }

    return lua_error(L);
}

// replaces os.exit with a thrown exception
static int dfhack_exit_error(lua_State *L)