From: David Masover <ninja@...>
Date: 2009-02-19T05:03:06+09:00
Subject: Re: What are your favorite Ruby features?

Michal Suchanek wrote:
> Parentheses are traditionally used to group things together. If you
> have things that are logically linked together but do not visually
> appear so then adding parentheses which are not required might help
> you to make the code more readable.

That is a good rule of thumb.

However, my editor has decent syntax highlighting, so in many cases, 
things are grouped together by color. When they are not, or when it is 
actually ambiguous, I use parentheses.