From: Rick DeNatale <rick.denatale@...>
Date: 2007-07-21T03:02:36+09:00
Subject: Re: OT: help with business natural language

On 7/20/07, John Mettraux <jmettraux@openwfe.org> wrote:
> On 7/20/07, snacktime <snacktime@gmail.com> wrote:
> > So today I finally had the time to sit down with racc and work on a
> > natural language for defining recurring billing cycles.

> Hi Chris,
>
> Sorry not to be helpful at all with the "racc" issue.
>
> Your current challenge has a business rule / process taste. You could
> have different rulesets or processes for each business case.
> There are some of those tools written in Ruby.
>
>
> Or you could take inspiration in Rake which defines compilation rules,
> and taking a similar approach, define an engine for interpreting
> billing rules defined in Ruby (directly).
> Let the Ruby interpreter do the grunt work and focus on providing an
> abstraction level, in Ruby, for your billing issues.

http://www.infoq.com/presentations/agile-dsl-development-in-ruby

has some good stuff on doing just this.

-- 
Rick DeNatale

My blog on Ruby
http://talklikeaduck.denhaven2.com/