From: Gavin Sinclair <gsinclair@...>
Date: 2002-10-24T22:17:23+09:00
Subject: Re: Read "current line" from a file?

From: <nobu.nokada@softhome.net>


> Hi,
>
> At Thu, 24 Oct 2002 18:57:49 +0900,
> Gavin Sinclair wrote:
> > Given an IO object, you can get the "next" line with #gets, right?
> >
> > Given an IO object, you can get the "current" line with #X, right?  Please?
>
> What about this?
>
> class IO
>   module Backing
>     def gets(rs = $/)
>       @backing = super
>     end
>     def last
>       @backing
>     end
>   end
> end
>
> STDIN.extend(IO::Backing)
> p STDIN.gets
> p STDIN.last

That's quite nice.  I pronounce this the best solution so far :)

> Nobu Nakada

Gavin