Re: [5.2+] Can a function access/modify/replace its caller's _ENV?

[Jonathan Goble <jcgoble3@...>]

On Sat, Dec 22, 2018 at 1:52 AM Sean Conner <sean@conman.org> wrote:

  You might want to check out the thread starting here:

        http://lua-users.org/lists/lua-l/2018-11/msg00386.html

  -spc

Interesting. So _ENV may not exist as an upvalue, as I have just verified in the REPL. Still, chunks (as opposed to explicit functions) are guaranteed to have an _ENV upvalue, and that guarantee may be all I need for my project.