RE: Multiple Alt-Svc parameters of the same type

Lucas Pardue <Lucas.Pardue@bbc.co.uk> Thu, 19 January 2017 10:03 UTC

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From: Lucas Pardue <Lucas.Pardue@bbc.co.uk>
To: Martin Thomson <martin.thomson@gmail.com>, Kari Hurtta <hurtta-ietf@elmme-mailer.org>
CC: HTTP working group mailing list <ietf-http-wg@w3.org>
Thread-Topic: Multiple Alt-Svc parameters of the same type
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Subject: RE: Multiple Alt-Svc parameters of the same type
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On 16 January 2017 Martin Thompson wrote:

>As far as multiple parameters go, it doesn't matter what the generic rules are as long as the specific ones are correct.

Is it correct to interpret this statement to say that Mike's definition of the v parameter (or whatever it turns to be called) is a specialisation of the general case and it's "ordered list" processing is implemented at the required level.

In a subsequent email,

> That would seem to be a problem with all header definitions.  I opened an
> issue on this point a while back here:
> https://github.com/httpwg/http-extensions/issues/281
>
> In this specific case, I don't know what the answer is.  Yay.

It looks like my concern is not "new", it is good to see that there is already an issue capturing this.

In separate GitHub discussion, I saw you recommend that we move away from the style v="35,34" as that requires a micro-syntax definition for each parameter. I agree and it would seem to be better to address the issue in a more reusable way.


Lucas


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