From: Mark Sparshatt <msparshatt@...>
Date: 2005-02-06T02:29:35+09:00
Subject: Re: Dispatching a function based on a message

 --- Edgardo Hames <ehames@gmail.com> wrote: 
> I'm back writing my small network app (IM client)
> and I need to
> dispatch functions based on the messages received
> from the server. For
> example, if my app gets a string like
> 
> MSG msg_number som_other_text
> 
> it should call the function process_MSG and pass
> some_other_text as an argument.
> 
> How can I do that? I was thinking of a big case
> statement, but I'm not
> sure that's the Ruby Way. Probably a hash with MSGs
> as keys and
> process_MSGs as values?
> 

You could try using the send method

class MyClass
  def process_MSG(val)
     #do something
  end
end

if you've split the message up into the variables msg,
msg_number, other_text then you'd just need to do

processor = MyClass.new
processor.send("process_#{msg), other_text)

HTH

--
Mark Sparshatt





	
	
		
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