From: Dennis Decker Jensen <dennisdecker@...>
Date: 2001-03-06T05:37:20+09:00
Subject: [ruby-talk:12058] SV:  hooking/wrapping all of a classes methods

David Alan Black wrote:
> Pitfalls?  (I sense there might
> be some in connection with argument handling, though the few tests
> I've done have been OK.)  More concise ways?

A pitfall in the argument handling. How about this? (not tested)

>   class Thing
>     def mone
>       puts "hi"
>     end
> 
>     def mtwo(a)
>       puts "bye"
>     end

[...]

> # Test
> 
>   t = Thing.new
>   begin
>     t.mone

-     t.mtwo     # ArgumentError
+	t.mtwo(12) # Thing#mtwo needs an argument

>   rescue ArgumentError => msg
>     puts msg
>     Thing.new.mtwo(3)  # OK
>   end
> 
> 
> __END__



Dennis Decker Jensen