From: daz <dooby@...10.karoo.co.uk>
Date: 2004-04-24T09:39:07+09:00
Subject: Re: StringIO


Hal Fulton wrote:

> I've been playing with StringIO, and I've found that it doesn't inherit
> from IO.
>
> I had thought this would be natural, as it would in theory permit us to
> use a StringIO wherever an IO is used.
>

Agree.  I ran into it recently in this form
 ( ruby 1.9.0 (2004-03-21) [i586-bccwin32] ):

#-----
require 'stringio'

sio = StringIO.new
STDOUT.reopen(sio)
#-----

#-> C:/TEMP/rb7162.TMP:5:in `reopen': cannot convert StringIO into IO (TypeError)


I understand Matz is a fan of StringIO.
(I can find references if he wants to argue ;)


daz