Ah.. thanks Kevin,
This makes much more sense to have fish concatenate the strings and
command expansions. I'll have to give this a try!
Steven
--
On Thu, 21 Jun 2012 at 10:51am, Kevin Ballard wrote:
> You can mix quoted and unquoted strings in the same argument.
>
> echo "<p><a href=\"$line\">'(basename "$line" .html)"</a><span
> class=\"opening\">$content</span> ...</p><hr>" >>body
>
> -Kevin
>
> On Jun 21, 2012, at 10:23 AM, Steven Hum <sdot...@gmail.com> wrote:
>
> > I have been using fish as my interactive shell for some time now. And
> > love the new fish!
> >
> > I have never really used it for primary scripting other than for
> > interactive functionality, but for the fun of it, I converted a few sh
> > scripts I use for batch processing.
> >
> > One of the things I miss is being able to put commands inside a quoted
> > string e.g. echo "this is an example (date)" just results in
> >
> > "this is an example (date)" literally. It would be nice if the
> > parentheses have to be escaped to do so instead e.g. echo "this is an
> > example \(date\)" and the command expanded otherwise.
> >
> > Unless I am missing something, the only way to pass a string with
> > command expansion is to not use quotes, but to escape the whole string
> > instead. An example of how messy this can get is this:
> >
> > In sh I can use
> >
> > echo "<p><a href=\"$line\">${line%%.html}</a><span
> > class=\"opening\">$content</span> ...</p><hr>" >>body
> >
> > but in fish I had to use
> >
> > echo \<p\>\<a href=\""$line"\"\>(basename "$line" .html)\</a\>\<span
> > class=\"opening\"\>"$content"\</span\> ...\</p\>\<hr\> >>body
> >
> > which is pretty hard to read, let alone key in correctly the first time!
> >
> > Note:
> > 1. the quotes had to be escaped in order to show despite not being
> > within a quoted string to produce e.g. <a href=" ... ">
> > 2. the fish variables needed to be quoted as, if the variable string
> > contained spaces, sometimes only the first word was expanded for $line,
> > and in the case of $content, fish iterated over the string creating
> > multiple <span ... > statements per word (an iteration feature of fish
> > ??)
> >
> > It would be nice to be able to type instead (I think)
> >
> > echo "<p><a href=\"$line\">(basename "$line" .html)</a> <span
> > class=\"opening\">$content</span> ...</p><hr>" >>body
> >
> > Am I missing something? Of course, I am not sure I would use fish in
> > place of sh for batch scripts, but the example above is a deterrent for
> > sure from a readability perspective (unless there is a different way to
> > do it than how I did).
> >
> > Fish interactive shell still rocks though!
> >
> > Keep up the good work, and thanks!
> > Steven
> > --
> >
> > --
> > "Truth or die."
> >
> > Steven Hum
> > 5 - 28 Gilmour St
> > Ottawa, ON K2P 0N3
> > email sdot...@gmail.com
> > tel 613.237.9058
> > Mobile 613.796.2484
> >
> > ------------------------------------------------------------------------------
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> > will include endpoint security, mobile security and the latest in malware
> > threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
> > _______________________________________________
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> > Fish-users@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/fish-users
>
--
"Truth or die."
Steven Hum
5 - 28 Gilmour St
Ottawa, ON K2P 0N3
email sdot...@gmail.com
tel 613.237.9058
Mobile 613.796.2484
------------------------------------------------------------------------------
Live Security Virtual Conference
Exclusive live event will cover all the ways today's security and
threat landscape has changed and how IT managers can respond. Discussions
will include endpoint security, mobile security and the latest in malware
threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
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