From: Ilias Lazaridis <ilias@...>
Date: 2011-06-02T21:15:26+09:00
Subject: Re: CORE - Alternative Variable Substitution

On 2 Ιούν, 14:29, Peter Zotov <whitequ...@whitequark.org> wrote:
>  On Thu, 2 Jun 2011 20:05:34 +0900, Ilias Lazaridis wrote:
> > On 2 Ιούν, 10:02, Peter Zotov <whitequ...@whitequark.org> wrote:
> >>  On Thu, 2 Jun 2011 13:25:25 +0900, Ilias Lazaridis wrote:
>
> >> > On 1 Ιούν, 16:22, Robert Klemme <shortcut...@googlemail.com>
> >> wrote:
> >> >> It can be as easy as
> >> > [...]
>
> >> > You suggested implementation adds a new function.
>
> >> > At least, if you suggest an implementation, do it in the OO way
> >> > (overloading the relevant method).
>
> >>  There is no separate method in Ruby which does the variable
> >>  substitution.
> >>  This functionality is hardcoded into lexer and parser.
>
> > I understand.
>
> > This means it is not easy, if not impossible to alter the behaviour.
>
> > Can I change this functionality with a C-level extension, but without
> > altering the ruby source?
>
>  Definitely no (for MRI, at least).
[...] (technical elaborations).

Which means that it's effectively impossible to alter the behaviour,
without altering the source-code.

Thanks for the information.

.

--
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