`string.unpack` 's bug in option `z`

[actboy168 <actboy168@...>]

 

Lua 5.3.5  Copyright (C) 1994-2018 Lua.org, PUC-Rio

> print(string.unpack('z', 'ABC'))

ABC     5

> 

 

This is not a zero-terminated string, so I think lua should raise an error.

 

--actboy168