Re: lua-l Digest, Vol 27, Issue 54

[David Warman <dwarman@...>]

>

 

> Subject: Re: how to prevent bugs without static type checking?
> To: lua-l@lists.lua.org
> Message-ID: <508A3CC0.8070804@gmail.com')">508A3CC0.8070804@gmail.com>
> Content-Type: text/plain; charset=UTF-8; format=flowed
>
> On 26/10/2012 05:36, Andrew Starks wrote:
> > On a related note, I really wish that nil was not false, although I know
> > I'm in the minority on that one. :)
>
> I wish there would at least 4 notions: undef, none, false, failure (as in "no
> such file'config.lua'"). And none of them would be a value, except for none as
> default param. (I know I'm in the minority on that one. :)
>
> Denis

Also NAN (not-a-number) has its uses. Tho I do agree with nil as false, in that a missing variable can not possibly be TRUE.

- David Warman 

-- 
- David Warman