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From: Tom <levelhalom@gmail.com>
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Subject: Re: Structural regular expressions
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Lennart Borgman <lennart.borgman <at> gmail.com> writes:

> 
> On Thu, Sep 9, 2010 at 5:51 PM, Tom <levelhalom <at> gmail.com> wrote:
> >
> > So if such "multiple narrowing" is implemented it must maintain the 
boundaries
> > between the different ranges and shouldn't simply handle it as 
contiguous text.
> 
> Or handle the text outside the multiple narrowing as whitespace.
> 

And what happens then if I want to regexp replace "foo\s-*bar"? It would
still be susceptible to the above mentioned boundary problem, so it's
not a robust workaround.