Re: Regex: fail if ... present

2014-05-30 Thread Moritz Lenz
Hi Peter, On 30.05.2014 22:39, Peter Schwenn wrote: > Dear Moritz, > > $txt ~~ s:g/ \. Guid /.Moniker/; > > transforms (in $txt):System.Guid -> System.Moniker > > i.e. the match succeeds. So obviously I'm not understanding negative > look-ahead correctly. Where's there a good descriptio

Re: Regex: fail if ... present

2014-05-30 Thread Moritz Lenz
Hi Peter, On 30.05.2014 20:46, Peter Schwenn wrote: > Dear Perl6istes, > > How does one express in a perl6 match pattern that if a certain > subpattern is present the match fails. > > I had expected something like: > > $txt ~~ s/... -[ unwanted \s+ pattern ] .../ .../; > > but its not that.

Regex: fail if ... present

2014-05-30 Thread Peter Schwenn
Dear Perl6istes, How does one express in a perl6 match pattern that if a certain subpattern is present the match fails. I had expected something like: $txt ~~ s/... -[ unwanted \s+ pattern ] .../ .../; but its not that. Can't find it in S05. Thank you, Peter Schwenn