Function dfhack_event_next

library/LuaTools.cpp:1578–1592

}

static int dfhack_event_next(lua_State *L)
{
    luaL_checktype(L, 1, LUA_TUSERDATA);
    lua_getuservalue(L, 1);
    lua_pushvalue(L, 2);
    while (lua_next(L, -2))
    {
        if (is_null_userdata(L, -2))
            lua_pop(L, 1);
        else
            return 2;
    }
    lua_pushnil(L);
    return 1;
}

static int dfhack_event_pairs(lua_State *L)
{