From: Robert Dober <robert.dober@...>
Date: 2007-03-17T07:31:29+09:00
Subject: Re: Anyone playing with higher order messaging in ruby?

On 3/16/07, Christoffer Lern� <lerno@dragonascendant.com> wrote:
>
> On Mar 16, 2007, at 13:21 , Robert Dober wrote:
>
> > On 3/16/07, Christoffer Lern� <lerno@dragonascendant.com> wrote:
> >> And another example:
> >>
> >> # A chat server where @clients = [connection1, connection2...]
> >> # message = "Hello"
> >> # sender = "Bob"
> >>
> >> # With normal each:
> >> packet = BroadcastChatPacket.new("#{sender} says: #{message}")
> >> @clients.each { |c| c.broadcast(packet) }
> >>
> >> # With each_do:
> >> @clients.each_do.broadcast(BroadcastChatPacket.new("#{sender} says: #
> >> {message}"))
> >>
> >> Eliminating the need for the temporary variable.
> >>
> > Do I understand correctly when I remark that a new BroadcastChatPacket
> > instance is created or each iterator call in #each_do.broadcast,
>
> No, each_do will only create BroadcastChatPacket once.
>
> /Christoffer
>
>
Sure got confused it is evaluated in method_missing only once, good,
thx for clarifying, I see the practical benefit now too.

Robert


-- 
You see things; and you say Why?
But I dream things that never were; and I say Why not?
-- George Bernard Shaw