From: tamouse mailing lists <tamouse.lists@...>
Date: 2013-04-27T14:04:36+09:00
Subject: Re: Is there an elegant way to turn optparser.on() into a one-liner?

On Fri, Apr 26, 2013 at 11:40 PM, larry fast <lists@ruby-forum.com> wrote:
> I'm looking at my code for optparser and it's ugly.  For 90% of my
> options all I really want is a one-liner but the standard form for
> opts.on() is...
>       opts.on( '-f', '--file FILE', 'output file' ) do |file|
>         @params.file = file
>       end
>
> Is there any way to clean that down to a one-liner like:
>    @params.file = opts.on_str( '-f', '--file FILE', 'output file'
> ).value
>
> I've tried adding a new method to optparse, but I can't figure out how
> to pass the list-of-args in.

Not sure if this will help, but take a look at how methadone wraps up
OptionParser?