From: Gavin Sinclair <gsinclair@...>
Date: 2003-12-06T12:05:17+09:00
Subject: Re: Using Modules as Decorators

On Saturday, December 6, 2003, 6:12:03 AM, Nathan wrote:

>> 
>> >       #Call the original definition of name on object
>> >       def call_orig(obj, name, *args)
>> >     obj.send(orig_name(name), *args)
>> >       end
>>         def call_orig(obj, name, *args, &block)
>>           obj.__send__(orig_name(name), *args, &block)
>>         end

> What does __send__ do? And what's the block for?

__send__ (commonly known as send) sends a message to an object.

[1,2,3].send(:length)  # => 3

__send__ is the canonical method, in case someone overwrites send.

The block is included just so it gets passed on if provided.

Gavin