From: Trans <transfire@...>
Date: 2008-09-22T22:02:22+09:00
Subject: Re: Symbol#re_s



On Sep 21, 9:33 pm, Stephen Celis <stephen.ce...@gmail.com> wrote:

> >> Nice idea. After some modification (using method_missing) it could be
> >> used as a temporary patch on Ruby 1.8, as in Ruby 1.9 symbols are  
> >> going
> >> to respond to most string-like methods.
>
> >> also T.
>
> > why not simply use:
>
> > irb(main):002:0> :HELLO.to_s.downcase.to_sym
> > => :hello
>
> What fun is a new version if you can't even re-factor?
>
>    irb(main):001:0> RUBY_VERSION
>    => "1.9.0"
>    irb(main):002:0> :test.capitalize
>    => :Test
>
> A 1.8.x patch needn't rely on Facets, however:
>
>    class Symbol
>      def method_missing(*args, &block)
>        to_s.__send__(*args, &block).to_sym rescue super(*args, &block)
>      end
>    end

True, we can do this. And it sure is convenient, but this approach is
generally frowned upon because it can cover-up actual errors. But in
this case, maybe it's not significant? What do others think?

T.