On Thu, Oct 1, 2015 at 6:26 AM, Rainer Jung <[email protected]> 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).
I've tried and failed to hack the exact same thing in a few times. I agree it would be great to have.
