[ nedit-Bugs-1760116 ] Negated escape sequences misinterpreted in character class

[Joerg Fischer]

Tony Balinski wrote:

> Quoting Joerg Fischer <jf505 at gmx.de>:
> 
> > Tony Balinski wrote:
> >
> > > I don't think it would be too difficult to adjust the code to provide
> > > consistency (either Perl-like or as I suggest). But I think that work
> > > should be done.
> >
> > Yes, it should.  Sorry, I write too much and forgot to summarize:
> >
> >  1. (?N ) grouping by default, meaning treat \n as special char by
> >     never matching it unless \n is given explicitly.  This implies
> >     that dot, [^...], and all the escape sequences can't match \n.
> >
> >  2. (?n ) grouping, meaning drop NEdit's convention to treat \n
> >     specially and do in effect a Perl-like matching of newlines. That
> >     is, dot does not match \n, [^...] does match \n if it is not
> >     listed, and escape sequences do what they stand for: \s, \y, \D,
> >     \L, and \W match newlines, \S, \Y, \d, \l and \w do not.
> >
> >  3. For the sake of completeness, invent a (?s ) grouping named after
> >     Perl's s(ingle line) modifier.  This matches newlines like (?n )
> >     and in addition forces dot to match \n, too.
> 
> I'd be happy with that. Anyone else have an opinion?

Hmm, no further opinions after a month or so.  Perhpaps this just
means there is no opposition which is a good sign?

Cheers,
Jörg