From: George Ogata <g_ogata@...>
Date: 2006-03-10T04:38:41+09:00
Subject: Re: Having a block executed in the context of an instance

Anthony DeRobertis <aderobertis@metrics.net> writes:

> Dominik Bathon wrote:
>
>> meth .attr=42
>> 
>> I would say that would also be meth.attr=42 and not meth(.attr=42).
>
> The spacing, though, makes it look like the latter. The spacing really
> makes it look like 42 goes with .attr, not with meth.
>
> Of course, then there is:
>
> meth . attr = 42
>
> and other fun variations :-(

It's a bit iffy, isn't it?  Wouldn't it also break Matz's golden
rules of when to use call parens?  I believe it goes:

  * if there are no args, don't use parens.
  * elsif you use the return value, use parens.
  * else parens are optional.