Re: [TSVN] regex help

Toby Johnson wrote:

> The second half of the text to match is returning only two values
> because you have two grouping parentheses which return values. It's not
> returning a particular match twice, it's returning two matches once, if
> that makes sense.
>
> The problem here is that a plus sign is greedy -- it will gobble up
> everything it can until there are no more matches. The alternative is +?
> which matches as little as possible. There's no between-ground to say
> "match this as many times as possible". And using a GLOBAL replace won't
> work, because it would keep matching the same issue number instead of
> each one consecutively.

Thanks for the explanation. So basically, it returns only as many groups
as the regex string contains, not as many groups as the regex string got
repeated. Bad, bad ;)

> In short, I can't think of any way to accomplish what you're trying to
> do without using two passes:
> Pass 1 (NOCASE): ((?:issue)[\d\s#,]+)
> Pass 2 (fed the results from pass 1): (\d+)

It's a good thing then that we keep the existing specs for the issue
tracker integration with the two regex strings and just add the new one
with the groups to the existing specs as an alternative.

Stefan

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