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From "J. Brebec"<jeremie.bre...@gmail.com>
Subject Re: Gogo scripts and feature:list
Date Tue, 05 Sep 2017 09:33:59 GMT
Thanks ! It's look like black magic, but it works :-)

You have linked a documention from zsh, is there a documentation of the features supported
by gogo (jline?)

On 2017-09-05 11:28, Guillaume Nodet <gnodet@apache.org> wrote: 
> Try the following:
>   featuresCount = ${${=$(feature:list -r | grep xxx | wc -l)}[1]}
> The ${=...} will turn the output in an array, and ${...[1]} will grab the
> first element.
> See
> http://zsh.sourceforge.net/Doc/Release/Expansion.html#Parameter-Expansion
> 
> 2017-09-05 11:04 GMT+02:00 Jean-Baptiste Onofré <jb@nanthrax.net>:
> 
> > Hi Jérémie,
> >
> > I think you can go directly with the features list:
> >
> > features = $.context features) | grep -i xxx | tac
> > if features.size() ...
> >
> > Regards
> > JB
> >
> > On 09/05/2017 10:54 AM, J. Brebec wrote:
> >
> >> Hello,
> >>
> >> I want to detect, in a gogo script, if at least N features are installed
> >> in Karaf (in order to show an "help" message).
> >>
> >> I am trying to do something like :
> >>
> >> featuresCount = (features:list -r | grep xxx | wc -l)
> >>
> >> however, I can't test featuresCount because it's not a number (wc -l seem
> >> to return a string with two values..) How can I make such test in
> >> karaf/gogo ?
> >>
> >> Regards,
> >> Jérémie
> >>
> >>
> > --
> > Jean-Baptiste Onofré
> > jbonofre@apache.org
> > http://blog.nanthrax.net
> > Talend - http://www.talend.com
> >
> 
> 
> 
> -- 
> ------------------------
> Guillaume Nodet
> 

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