From: Peter Stephenson <pws@cambridgesiliconradio.com>
To: zsh-workers@sunsite.auc.dk (Zsh hackers list)
Subject: Re: PATCH: Re: Shell-word splitting (was: Re: Proposed _history completer)
Date: Wed, 03 May 2000 13:54:37 +0100 [thread overview]
Message-ID: <0FTZ007NIIJ0KU@la-la.cambridgesiliconradio.com> (raw)
In-Reply-To: "Your message of Wed, 03 May 2000 14:20:33 +0200." <200005031220.OAA00376@beta.informatik.hu-berlin.de>
> Anyway, here's the patch, implementing the (z) flag which makes the
> parameter value be zplitted uzing zsh zhell zyntax. This works a bit
> like the (s) flag (or the `=' before the name) and is done at the very
> end, so to access words resulting from the splitting:
>
> % foo='it says: "hello world"'
> % echo ${${(z)foo}[3]}
> "hello world"
>
> We could probably move the code that does the splitting up somewhere
> but it would then behave more differently from (s) and = than it does
> now, so that would probably be a bad idea.
This is probably right, but it could do with mentioning explicitly,
including in the rules for parameter substitution, otherwise it's a little
non-obvious that you can't do e.g. ${(Qz)foo} to get rid of the quotes.
You can do ${(Q)${(z)foo}}, so it's no problem as long as you know about
it.
--
Peter Stephenson <pws@cambridgesiliconradio.com>
Cambridge Silicon Radio, Unit 300, Science Park, Milton Road,
Cambridge, CB4 0XL, UK Tel: +44 (0)1223 392070
next prev parent reply other threads:[~2000-05-03 12:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-05-03 12:20 Sven Wischnowsky
2000-05-03 12:38 ` Andrej Borsenkow
2000-05-03 12:54 ` Peter Stephenson [this message]
2000-05-03 13:03 Sven Wischnowsky
2000-05-03 15:06 ` Peter Stephenson
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