Re: Lua registry, environment, and threads.

[Mark Hamburg <mark@...>]

On Jan 8, 2010, at 6:13 AM, Roberto Ierusalimschy wrote:

> It would be trivial to include a new 'module' function (the only real
> problem being how to call it) that does not change the environment.
> New code uses "in newmodule() do ... end", old code continues to use
> "module()".
> 
> But I do not undestand why the single module function is "unusable".
> Usually chunks define a single module, so there is no code after the
> 'end' for this quite common usage. In particular, this style is
> mandatory with the old module function. (That was the reason we opted
> to not define a new module function.)

If module is going to keep doing a setfenv, then will people have any motivation to write "in module( ... ) do < statements > end" as opposed to just "module( ... ) < statements >"?

Mark