From: Benoit Daloze <eregontp@...>
Date: 2010-05-01T22:30:15+09:00
Subject: Re: Return values of modifiers

What I meant is:

> i = 0
=> 0
> while i < 10
>   i += 1
>   33
>   end
=> nil # should be 33

This is already the case for class Foo..end, and if/unless

It should be for the loops too (without explicit break).

And when the condition is wrong and then the "block" is never used,
then nil should be returned.

What do you think?