From: Shashank Date <sdate@...>
Date: 2004-11-26T03:12:57+09:00
Subject: Re: Why does this parse?

Michael Campbell wrote:
> Just ran down an interesting 'bug' in my code, but I'm confused as to
> why it parses at all.   Can someone explain to me what the parser is
> doing in this case?   (Please cc: me directly also please; I don't
> want to miss the answer.)
> 
> if (x != y ||
>     x != z
>     y != z)
>   puts "foo"
> end
> 

My guess: it is parsing it as two expressions, like so:

if ( x != y || x != z;  y != z  )
     <--- first -----> <-- 2nd -->

Ruby is very expressio-oriented.

> (notice the missing "||" after the second comparison)

HTH,
-- shanko