Re: gUM constraints webidl implementer feedback from Martin Thomson on 2013-10-23 (public-media-capture@w3.org from October 2013)

From: Martin Thomson <martin.thomson@gmail.com>
Date: Wed, 23 Oct 2013 12:46:08 -0700
To: Jim Barnett <Jim.Barnett@genesyslab.com>
Cc: Travis Leithead <travis.leithead@microsoft.com>, Harald Alvestrand <harald@alvestrand.no>, Jan-Ivar Bruaroey <jib@mozilla.com>, "public-media-capture@w3.org" <public-media-capture@w3.org>
Message-ID: <CABkgnnWHYCf=f-rHNX1aeAZ6OzAeh=A93UDxC9fgF--r0k4jhA@mail.gmail.com>

On 23 October 2013 11:09, Jim Barnett <Jim.Barnett@genesyslab.com> wrote:
> ‘Mandatory’ is supposed to mean “I have to have this or I don’t want to run
> my app”.  In the case of adding ‘unknownKey’ as a mandatory constraint, the
> old UAs don’t support it, so the app shouldn’t run on them.  If what the
> author wants to say is “I’d like to have unknownKey, but I’ll work around it
> if it’s not available”, then an optional constraint will work fine.
> Unknown optional constraints are ignored.


I could choose to read Travis' input as "mandatory constraints == bad".

Received on Wednesday, 23 October 2013 19:46:37 UTC