From: matz@... (Yukihiro Matsumoto)
Date: 2003-03-29T09:33:34+09:00
Subject: Re: new 1.8-snapshot regex warning

Hi,

In message "new 1.8-snapshot regex warning"
    on 03/03/29, Brad Hilton <bhilton@vpop.net> writes:

|get warnings from the following code:
|
|regex = /[a-zA-Z_-]/
|
|warning: character class has `-' without escape
|
|This syntax is allowable in perl, and has been fine in ruby until very
|recently.  I just wanted to point it out in case the change was
|accidental.

It's not accidental.  See ruby-dev summary next week.  But I now think
it may be better to allow "-" at top or bottom of character classes.

							matz.