Re: [PATCH] isearch: lazy-highlighting of sub-exps of regexps

[Juri Linkov]

> Attached is a patch for `isearch-mode'.  With this enhancement, the user
> can easily see examples of what the groups in their regular expressions
> capture as they type them.  Using this feedback should make it easier for
> the user to accurately build a replacement string when they invoke
> query-replace-regexp' directly from `isearch-mode'.

Thanks, but we already have a request in the bug database with a set
of different patches to implement it: http://debbugs.gnu.org/6227
There is no decision yet what is the best of them.