Make alias parameter optional?

[Ali Çehreli]

On 02/25/2012 05:04 PM, Robert Rouse wrote:
 > On Saturday, 25 February 2012 at 23:10:51 UTC, Ary Manzana wrote:
 >> On 2/25/12 7:31 PM, Robert Rouse wrote:

...

 >>> This means that D can simulate Ruby blocks more than I thought. That's
 >>> pretty awesome. I'm loving D more every day.
 >>
 >> How's that like a Ruby block?
 >
 > The D code simulates the following Ruby if you were to make bar print
 > "something" with writeln.
 >
 > def foo(a, b, &block)
 > puts "a is #{a}")
 > b.call
 > yield
 > end
 >
 > f = lambda { puts "good bye" }
 >
 > foo(1, f) { puts "something" }
 >
 >
 > That's what I'm talking about.
 >

I don't know Ruby but from what I've read so far about Ruby blocks, 
their D equivalents may also be D ranges.

Ali