From: Trans <transfire@...>
Date: 2007-07-20T07:22:45+09:00
Subject: Re: RCR? Added syntax for chains that possibly return nil



On Jul 19, 6:31 am, Stefan Rusterholz <apei...@gmx.net> wrote:
> One type of construct in ruby that somewhat annoys me and IMHO reduces
> readability is working around cases where an intermediate method might
> return nil. Those cases are e.g.
>
> while (line = gets && line.chomp)
> foo = (bar && bar.baz && bar.baz.quuz) || default # bar might be nil, so
> might bar.baz and bar.baz.quuz

what about

  foo = bar.baz.quuz rescue default

T.