Re: [apps-discuss] Review of draft-ietf-appsawg-file-scheme

Dave Crocker <dhc2@dcrocker.net> Wed, 13 April 2016 14:21 UTC

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To: Graham Klyne <gk@ninebynine.org>, Matthew Kerwin <matthew@kerwin.net.au>, Dave Crocker <dcrocker@bbiw.net>
From: Dave Crocker <dhc2@dcrocker.net>
Organization: Brandenburg InternetWorking
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Date: Wed, 13 Apr 2016 07:21:02 -0700
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Cc: Apps Discuss <apps-discuss@ietf.org>, draft-ietf-appsawg-file-scheme@ietf.org
Subject: Re: [apps-discuss] Review of draft-ietf-appsawg-file-scheme
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On 4/13/2016 3:59 AM, Graham Klyne wrote:
>>> >A slash is required at the end of a directory, even if there is no file
>>> >name?
>>> >
>>> >
>> If you're using it as a directory then yes. If you're using it as the
>> ultimate object (the "file") then no. We defined "file" as an "object" in
>> the file system earlier, which (going with the UNIX interpretation that
>> everything is a file) can include directories. As far as I know most
>> non-UNIXy systems around today can deal with this interpretation too.
>> Should I spell it out, or leave it up to interpretation?
>>
>
> I'd also say "yes".
>
> This is an area where URI resolution works differently to file path
> resolution (on some systems), so it's not just an academic point.


There is enough history with yes-vs-no about terminating syntax 
characters -- cf, trailing dot in a domain name -- that it might help to 
include an emphasizing/clarifying comment exactly along the lines of 
Grahams text, just above.

d/

-- 

   Dave Crocker
   Brandenburg InternetWorking
   bbiw.net