From: James Edward Gray II <james@...>
Date: 2006-01-08T03:53:31+09:00
Subject: Re: Iterator Fu Failing Me

On Jan 7, 2006, at 7:33 AM, Robert Klemme wrote:

> elements = tokens.map do |tok|
>  parsers.inject(false) {|a,par| a=par.parse(tok) and break a}
> end

That's what I was looking for.  Thank you.

> But the best solution is
>
> elements = tokens.map do |tok|
>  parsers.detect {|par| par.parse(tok)}
> end

That's not equivalent.  It's actually the same example I showed in my  
original question message that didn't work.  See that post for  
details, but the short story is that it finds the parsers that did  
the conversion, not the parsed elements I was looking for.

James Edward Gray II