From: Robert Klemme <shortcutter@...>
Date: 2007-02-15T04:30:06+09:00
Subject: Re: Drying a ternary condition

On 14.02.2007 19:18, Marcello Barnaba wrote:
> How would you write the following statement:
> 
> klass.send((ARGV[0] || :up).to_sym == :up ? :up : :down)

The only idea I have so far is longer but less complex structured IMHO:

klass.send( case ARGV[0] when "up", nil then :up else :down end )

This one is even better:

klass.send( ARGV[0] || "up" == "up" ? :up : :down )

Dunno what you like more...

	robert