[r6rs-discuss] [Formal] please make square brackets more useful

From: William D Clinger <will>
Date: Tue, 19 Jun 2007 17:50:00 -0400

Eli Barzilay wrote:
> > (define-syntax let
> > (syntax-rules (*square-bracketed*)
> > ((let ([?var ?val] ...) ?body ...)
> > ((lambda (?var ...) ?body ...) ?val ...))))
>
> Which would be the same as (syntax-rules [] ...)?

Sure.

> What about (car '[])?

That would evaluate to *square-bracketed* (or
whatever), just as (car '#'0) evaluates to
syntax.

Will
Received on Tue Jun 19 2007 - 17:50:00 UTC