From: Florian Gross <flgr@...>
Date: 2003-11-21T09:34:37+09:00
Subject: Re: behaviour change of String#gsub(pattern) {|m| ... } for ruby 1.9/ruby2?

Yukihiro Matsumoto wrote:

> Hi,

Moin!

> |String#gsub(pattern) {|m| ... }
> |
> |It really would be nice to get match data in 'm', but this would surely
> |break _a lot_ of scripts. How about String#regsub, #regsub!, #resub, 
> |#resub! ? What do others think?
> 
> Sounds nice.  The only reason for the current behavior is that sub
> predates MatchData.  But we have to define migration path.

I like this, because matz told me I shouldn't be using $1 in the 
gsub-block and there's no way to not do so right now. :)

Add a MatchData#to_str and it should work for most cases. We could give 
a warning for cases where scripts would still be broken by this chance.

Regards,
Florian Gross