4 local char = string.char;

     4 local char = string.char;

     5 local loadfile, setfenv, pcall = loadfile, setfenv, pcall;

     5 local loadfile, setfenv, pcall = loadfile, setfenv, pcall;

     6 local log = log;

     6 local log = log;

     7 local io_open = io.open;

     7 local io_open = io.open;

     8 local os_remove = os.remove;

     8 local os_remove = os.remove;

    10 local error = error;

    10 local error = error;

    11 local next = next;

    11 local next = next;

    12 local t_insert = table.insert;

    12 local t_insert = table.insert;

    13 

    13 

    14 local indent = function(f, i)

    14 local indent = function(f, i)