From: Robert Klemme <shortcutter@...>
Date: 2009-06-19T20:17:34+09:00
Subject: Re: each by arity

2009/6/19 Robert Dober <robert.dober@gmail.com>:

> But on a theoretical ground I find it intriguing that the "proxy"
> would do something similar to what an enumerator does.
> An enumerator prepares a view of an enumerable for an actual method
> delivering the behavior in a block.
> One could say it "waits" for a message with a block.
> The proxy will wait for a message too, and a block too, and will just
> create the Enumerator on the fly with the information of the arity.
> I even wonder if Enumerator could be the proxy with a little monkey
> patch?

???

irb(main):002:0> %w{foo bar}.each_cons 2
=> #<Enumerator:0x1016a55c>

> And that might as well lead to a "default" behavior for map,
> without the "proxy method" which would meet Tom's original requirement
> for Enumerators *only*

Are you mixing up Enumerable and Enumerator?

Kind regards

robert

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