From: domingo@... (Domingo Alvarez Duarte)
Date: 2003-08-22T01:54:13+09:00
Subject: Re: Strscan ruby 1.8 why this doesn't work ?

nobu.nokada@softhome.net wrote in message news:<200308191153.h7JBrIb7031508@sharui.nakada.kanuma.tochigi.jp>...
> Hi,
> 
> At Tue, 19 Aug 2003 20:03:28 +0900,
> Domingo Alvarez Duarte wrote:
> > I have been using strscan till version 0.65 and it was working with a
> > code like this but now trying to upgrade to ruby 1.8 it doesn't, is
> > there a bug in strscan or I misunderstood it ?
> 
> StringScanner has the "cursor" internally, and always tries
> matching at the position.  In other words, it never skip
> unmatched portion.
> 
> > SSI_search_re = /<!--#(.+?)#-->|\[\)(.+?)\(\]/m
> > res = parse('<html><!--# . vvvvcartasvvvv . #--><body>Hello
> > [)Domingo(] !</body></html>')
> 
> This string doesn't start with the part matches to the RE.
> 
>   SSI_search_re = /.*?(?:<!--#(.+?)#-->|\[\)(.+?)\(\])/m
> 
> may works but I'm not sure if it is what you really want.


No it's not that, I think it should try match the whole string and not
only if it starts with the regular expression and as I told and you
can try it works with strscan version 6.5 but not with 6.7 as well, I
couldn't find any documentation that try explain how it should work in
ruby 1.8.