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Re: progress on BNF conversion

From: Julian Reschke <julian.reschke@gmx.de>
Date: Wed, 14 Nov 2007 13:23:33 +0100
Message-ID: <473AE8C5.8040700@gmx.de>
To: Frank Ellermann <hmdmhdfmhdjmzdtjmzdtzktdkztdjz@gmail.com>
CC: ietf-http-wg@w3.org

Frank Ellermann wrote:
> Julian Reschke wrote:
>> - deciding what to do with #element and 1#element (keep this
>> ABNF extension or expand the rules (*))
> Certainly "expand", it's the worst part of the old syntax, it
> permits ASCII art consisting of commata and linear white space
> over multiple lines.

Sure. But can we get rid of that? At least not as a requirement for the 
recipient to accept.

>> So I was just trying to break this down into smaller chunks.
> Isn't it simpler to track the changes when fixing the ABNF is
> one of the _last_ steps ?  It's also not really difficult, on
> the SASL list it was tested with a 2831bis draft (RFC 2831 as
> a variant of 2617 inherited the "old" syntax with the #-rule).

And kept it. Interesting data point.

Looking at a version of the HTTP grammar which expands the # rule, I 
must say it's not pretty :-).

Best regards, Julian
Received on Wednesday, 14 November 2007 12:23:50 UTC

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