Hi --

Gavin Sinclair <gsinclair / soyabean.com.au> writes:

> A quick one.  I see some sense in Object#send accepting 'nil' as the
> message.  You send no message, you get the plain object.  Does anyone
> agree?
> 
> #send is clearly useful when you want to vary the message sent to an
> object based on some condition.  Sometimes the default condition is to
> send no message, but that can't be coded as elegantly.
> 
> For example:
> 
>   date_colour_msg =
>     case Date.today - date
>     when 0 then :red
>     when 1 then :yellow
>     when 2..5 then :green
>     else
>       nil   # Default: whatever the normal colour is.
>     end
> 
>   date_str = date.to_s.send(date_colour_msg)

I don't like the special-case nature of this.  I believe send should
send, not intercept (which is what this comes down to), its message.


David

-- 
David A. Black
dblack / wobblini.net