From: Angel Martin <angel@...>
Date: 2004-04-29T10:11:42+09:00
Subject: Re: alias or alias_method problem

> > Try the following instead:
> > 
> > class Hash #hash[] === hash[nil]
> >   alias_method "old_bracket_assign", "[]="
> >   alias_method "old_bracket" ,"[]"
> >   def []=(*ag)
> >     value=ag.pop
> >     return old_bracket_assign(nil, value) if ag.size<1
> >     old_bracket_assign(*(ag.push(value)))
> >   end
> >   def [](*ag)
> >     return old_bracket(nil) if ag.size<1
> >     old_bracket(*ag)
> >   end
> > end
> 
> No work :-(, raise a SyntaxError in the last line of the file:
> ./ghost.rb:2:in `require': ./manplug.rb:191: syntax error (SyntaxError)
>         from ./ghost.rb:2
> My Hash code is about line 125.
> I don't understand why it protest with a SyntaxError :-?
because I forget to change some code in the file :-)
Ok, works great but when i tried:
  return _[]=(nil, value) if ag.size<1
it protest with a aprox: "cannot assign to nil"

A lot of thanks,
  regards