From: Intransition <transfire@...>
Date: 2010-12-07T14:20:24+09:00
Subject: Re: Split version requirements



On Dec 7, 12:07 am, Ammar Ali <ammarabu...@gmail.com> wrote:
> On Tue, Dec 7, 2010 at 6:02 AM, Intransition <transf...@gmail.com> wrote:
>
> > On Dec 6, 10:55 pm, Intransition <transf...@gmail.com> wrote:
> >> Problem...
>
> >>   "rake >0.8 <1.0".split(/[^>=<]\s+/)
> >>   => ["rak", ">0.", "<1.0"]
>
> >> How to do this without loosing the trailing character?
>
> > Note also spaces after operators should be ok too. I.e. We want:
>
> >   "rake > 0.8 < 1.0".split(YOUR_REGEX)
> >   => ["rake", "> 0.8", "< 1.0"]
>
> In that case:
>
> >> "rake >0.8 <1.0".split(/(?<![>=<])\s+/)
>
> [ "rake", ">0.8", "<1.0" ]>> "rake > 0.8 < 1.0".split(/(?<![>=<])\s+/)
>
> [ "rake", "> 0.8", "< 1.0" ]

Cool, I've never seen '?<!' before. Thanks for the tip.

Of course, just my luck it doesn't work in Ruby 1.8 :-(