Hi,

At Thu, 9 Jun 2005 01:30:53 +0900,
Eric Mahurin wrote in [ruby-talk:144892]:
> # make == look like ===
> digit = (?0..?9).duck(:==,:===)
> # match to a string of 4 digits
> # Proc responds to [] like a String/Array
> cursor.scan(proc{|i|(i<4)? digit : nil}) 

It would be called as `alias', I guess.

-- 
Nobu Nakada