From: Paul Battley <pbattley@...>
Date: 2006-05-17T18:55:18+09:00
Subject: Re: Blocks in Procs?

On 17/05/06, travis michel <meshac.ruby@gmail.com> wrote:> I expect the following to print "Hello World", but it does not:>> #!/usr/bin/env ruby>> x = Proc.new { |a| p( block_given? ? yield(a) : a )  }> x.call( 'World' ) { |b| p "Hello #{b}" }
Is this any use to you?
x = Proc.new { |*a| a[1] ? a[1].call(a[0]) : a[0]  }p x.call( 'Boo' )p x.call( 'World', Proc.new{ |b| "Hello #{b}" } )
"Boo""Hello World"
Regards,Paul.