Re: Syntax

Cullen Jennings <fluffy@cisco.com> Mon, 08 January 2007 18:29 UTC

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From: Cullen Jennings <fluffy@cisco.com>
Date: Mon, 8 Jan 2007 10:29:18 -0800
To: Julian Reschke <julian.reschke@gmx.de>
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Subject: Re: Syntax
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On a somewhat related note, we often need to do ladder diagrams (or  
call flows, or interactions diagrams depending on your terminology)   
in IETF drafts - I know that this is separate from FSM but they are  
equally needed.


On Jan 7, 2007, at 9:12 AM, Julian Reschke wrote:

> Hi,
>
> here are a few thoughts regarding the syntax:
>
> 1) Although the language is designed to be used in IDs and RFCs,  
> restricting it to ASCII here is IMHO a very bad idea. After all,  
> you may want to use it for other specifications, and the IETF may  
> lift the current restrictions at some point of time. I would  
> suggest to require a specific text encoding such as UTF-8, and try  
> to make the definitions for the character set of identifiers much  
> something well understood (such as XML 1.0).
>
> 2) At a later point, it would be great if the format would define  
> and register a mime type (for instance, we would want that for easy  
> inclusion into RFC2629 artwork).
>
> 3) Although a "compact" syntax is great for readability, an  
> alternate syntax in XML would be good for usage within XML tool  
> chains. I've written several XSLTs targeting GraphViz in the past,  
> and getting escaping right can be a nightmare. Having a separate  
> XML based input format would make things much easier (if there's  
> interest in that, I'll happily contribute).
>
> Best regards, Julian
>
>
>
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