On 01 Oct 2015, at 12:26 PM, Rainer Jung <rainer.j...@kippdata.de> wrote:
> Since it gets more common to use the expression parser for string operations
> and not only for boolean checks, I think it would be useful (and powerful) to
> support
>
> s/PATTERN/REPLACEMENT/FLAGS
>
> and allow back references in REPLACEMENT. The operation would not try to do
> the replacement in place but create a new string according to the given
> PATTERN and REPLACEMENT.
>
> I had a quick look at the flex and bison files which generate lexer and
> parser but must admit that it wasn't immediately obvious to me how to do it.
> I can try harder but first wanted to ask if there are any volunteers who know
> that technology better than me. Stefan (Frisch)? Others?
>
> Otherwise I'll try myself (and learn new stuff on the way).
We currently support a variation of this like this:
<LocationMatch /path/(?<PATHNAME>[^/]+)>
SomeDirective %{env:MATCH_PATHNAME}
</LocationMatch>
Not sure if that’s what you had in mind, or if you’re trying to achieve
something different?
Regards,
Graham
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