Except that there is nothing like =~ s in haskell, as far as I can tell. I was mulling over this and thinking, the nicest solution for this -- from the lens of perl evangelism anyway -- would be to have some way of accessing the perl6 language =~ s mechanism in pugs, which would get us everything in perl 5 =~, and also all the cool grammar stuff that comes in perl6, which seems 90% of the way to parsec in terms of power but with a thought out huffman-optimized syntax.
Accordingly I am trying to load pugs in ghci, about which more at http://perlmonks.org/?node_id=750768 2009/3/14 Brandon S. Allbery KF8NH <allb...@ece.cmu.edu>: > On 2009 Mar 14, at 19:01, Thomas Hartman wrote: >> >> FWIW, the problem I was trying to solve was deleting single newlines >> but not strings of newlines in a document. Dead simple for pcre-regex >> with lookaround. But, I think, impossible with posix regex. > > s/(^|[^\n])\n($|[^\n])/\1\2/g; > > POSIX regexen may be ugly, but they're capable. > > -- > brandon s. allbery [solaris,freebsd,perl,pugs,haskell] allb...@kf8nh.com > system administrator [openafs,heimdal,too many hats] allb...@ece.cmu.edu > electrical and computer engineering, carnegie mellon university KF8NH > > > _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe
