Re: Prepend/append to the members of a list

[Peter Stephenson <pws@csr.com>]

Peter Stephenson <pws@csr.com> wrote:
> >      The PATTERN may begin with a `#', in which case the PATTERN must
> >      match at the start of the string, or `%', in which case it must
> >      match at the end of the string.
> > 
> > Should that doc also say that #% is a legal pattern meaning "anchor
> > the match at both ends of the string"?
> 
> With the current code, no, because that's not supported.  I
> suppose it would be sensible to add that for compatibility---although
> it does change the syntax in the not particularly likely but by no means
> impossible case that you're substituting a % at the head of a string,
> so I'm not so sure.

I've committed the patch with this change, so ${param/#%foo/bar} does mean
"foo must match the whole element".  There's a note in README about the
change.

-- 
Peter Stephenson <pws@csr.com>                  Software Engineer
CSR PLC, Churchill House, Cambridge Business Park, Cowley Road
Cambridge, CB4 0WZ, UK                          Tel: +44 (0)1223 692070


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