Re: A tricky way to determine Lua version

[Alexey Melnichuk <alexeymelnichuck@...>]

Здравствуйте, Jonathan.

Вы писали 21 мая 2016 г., 11:01:08:

> On Sat, May 21, 2016 at 3:42 AM, Sean Conner <sean@conman.org> wrote:
>> It was thus said that the Great Ulrich Schmidt once stated:

> After looking at the suggestions in this thread and experimenting with
> a few of them, I like the version by Egor in the OP the best. Why?
> Because unlike the other suggestions, it works without any environment
> at all.

> That means that a rock requiring different dependencies depending on
> version (such as one requiring a third-party bitwise operations
> library on 5.1 but using the native bitwise stuff on 5.2 and later)
> should be able to use that test in the rockspec (which luarocks
> executes in a completely empty environment) to adjust dependencies on
> the fly during installation based on the Lua version it's running
> through. That would not be possible with any of the other methods
> proposed, because they rely on the standard libraries.

But  in real life it will not works ether :) I have different LuaRocks
for  each  Lua  version.  But  all LuaRocks  runs using Lua 5.1. So version
in such case will be always `Lua 5.1`.



--
С уважением,
 Alexey                          mailto:alexeymelnichuck@gmail.com


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