From: Albert Schlef <albertschlef@...>
Date: 2010-01-01T16:30:19+09:00
Subject: Re: Why can't I use "or" here?

Phillip Gawlowski wrote:
> begin
>    raise  ArgumentError unless ARGV[0]
>    puts ARGV[0]
> rescue ArgumentError
>    puts "we had an argument error"
> end
> 
> Basically, the begin/rescue/end tokens (bits that Ruby understands
> [...]

Thanks Phillip (and Charles Nutter) for all your help. In my 'raise' I 
tried to mimic Perl's "or die" idiom. But I see that your example is 
more elegant.


> > If "123 or true" isn't a statement, then it's a simple expression. And
> > then I would be able to do:
>
> Take a third option: It's an evaluation. ;)

For the time being I'll take the fourth option: The Ruby grammar is 
weird in some corners, and we just have to accept it.
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