From: Arlen Christian Mart Cuss <celtic@...>
Date: 2007-10-13T11:51:09+09:00
Subject: Re: Syntax error when redefining >> operator to take a block

Hi,

On Fri, 2007-10-12 at 14:39 +0900, John Woods wrote:
> I'm trying to redefine the >> operator for a particular class such that 
> it takes a block as its argument. It works if I invoke the redifined >> 
> operator using "." syntax, but causes a syntax error otherwise.

I think the problem is summed up shortly in another reply, but --

>> is a binary operator, meaning it must accept one argument. Block
arguments are treated in a special manner (e.g. the arity of a method
which takes only a block is 0), and thus aren't valid as the other
operand of a binary operator!

HTH your understanding a bit,
arlen