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Re: query-replace-regexp-eval is quite nice, but...
From: |
Ehud Karni |
Subject: |
Re: query-replace-regexp-eval is quite nice, but... |
Date: |
Mon, 2 Feb 2004 14:16:39 +0200 |
on
Mon, 02 Feb 2004 11:24:34 +0100)
Organization: Mivtach-Simon Insurance agencies
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>
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On Mon, 02 Feb 2004 11:24:34 +0100, Andreas Schwab <address@hidden> wrote:
>
> David Kastrup <address@hidden> writes:
>
> [snip]
> >
> > So the idea is to build your replacement string with Lisp, and this
> > is quite an excellent thing. It is completely defeated because the
> > replacement is then done non-literally. Which means that if \0
> > would have matched \footnote, replacing the string just with \0 (which
> > one would expect to do nothing in effect) will barf because the
> > regexp replacer will not know what \f is supposed to be.
>
> I agree this is a bug.
>
> > Is there anybody that would make a case for a non-literal
> > replacement? If not, is there anybody with enough of a clue to find
> > out how to fix this? I have taken a look at perform-replace, but it
> > does not seem to offer an option for literal replacement for
> > regexps. Should we add one?
>
> Currently, perform-replace uses literal replacement for all non-regexp
> searches, and non-literal otherwise. What we could do is offer a special
> version of match-string that quotes backslashes and use that in
> replace-match-string-symbols.
How about checking regexp-flag (which is bound by `perform-replace') ?
Assuming your "literal" result string (containing \n) is STR you can
add something like this to your lisp:
(if regexp-flag
(regexp-quote STR)
STR)
Ehud.
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- query-replace-regexp-eval is quite nice, but..., David Kastrup, 2004/02/02
- Re: query-replace-regexp-eval is quite nice, but..., Andreas Schwab, 2004/02/02
- Re: query-replace-regexp-eval is quite nice, but..., David Kastrup, 2004/02/02
- Re: query-replace-regexp-eval is quite nice, but...,
Ehud Karni <=
- Re: query-replace-regexp-eval is quite nice, but..., David Kastrup, 2004/02/02
- Re: query-replace-regexp-eval is quite nice, but..., Andreas Schwab, 2004/02/02
- Re: query-replace-regexp-eval is quite nice, but..., David Kastrup, 2004/02/02
- Re: query-replace-regexp-eval is quite nice, but..., Stefan Monnier, 2004/02/02
- Re: query-replace-regexp-eval is quite nice, but..., Andreas Schwab, 2004/02/03
- Re: query-replace-regexp-eval is quite nice, but..., Andreas Schwab, 2004/02/02
- Re: query-replace-regexp-eval is quite nice, but..., David Kastrup, 2004/02/02