Re: [Json] JSON Schema Language

Nico Williams <nico@cryptonector.com> Sun, 05 May 2019 21:11 UTC

Return-Path: <nico@cryptonector.com>
X-Original-To: json@ietfa.amsl.com
Delivered-To: json@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 86F83120077 for <json@ietfa.amsl.com>; Sun, 5 May 2019 14:11:26 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.001
X-Spam-Level:
X-Spam-Status: No, score=-2.001 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=cryptonector.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id e7KmkU44J2jD for <json@ietfa.amsl.com>; Sun, 5 May 2019 14:11:25 -0700 (PDT)
Received: from purple.birch.relay.mailchannels.net (purple.birch.relay.mailchannels.net [23.83.209.150]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id E2F4A120006 for <json@ietf.org>; Sun, 5 May 2019 14:11:24 -0700 (PDT)
X-Sender-Id: dreamhost|x-authsender|nico@cryptonector.com
Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id 2C0545E1DF5; Sun, 5 May 2019 21:11:24 +0000 (UTC)
Received: from pdx1-sub0-mail-a88.g.dreamhost.com (100-96-78-10.trex.outbound.svc.cluster.local [100.96.78.10]) (Authenticated sender: dreamhost) by relay.mailchannels.net (Postfix) with ESMTPA id A3AEE5E1C7E; Sun, 5 May 2019 21:11:23 +0000 (UTC)
X-Sender-Id: dreamhost|x-authsender|nico@cryptonector.com
Received: from pdx1-sub0-mail-a88.g.dreamhost.com ([TEMPUNAVAIL]. [64.90.62.162]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384) by 0.0.0.0:2500 (trex/5.17.2); Sun, 05 May 2019 21:11:24 +0000
X-MC-Relay: Neutral
X-MailChannels-SenderId: dreamhost|x-authsender|nico@cryptonector.com
X-MailChannels-Auth-Id: dreamhost
X-Fumbling-Spill: 5520ed114bae9bd9_1557090684009_1459079199
X-MC-Loop-Signature: 1557090684009:4074013240
X-MC-Ingress-Time: 1557090684009
Received: from pdx1-sub0-mail-a88.g.dreamhost.com (localhost [127.0.0.1]) by pdx1-sub0-mail-a88.g.dreamhost.com (Postfix) with ESMTP id 60384808F5; Sun, 5 May 2019 14:11:18 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=cryptonector.com; h=date :from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=cryptonector.com; bh=J/rMxBTvzhZTDp n/BRkBqx/C2Qc=; b=GnbXu4XQYHFW69a2jtkZ6v1gj9t+M52C7b1pPFTOMCMJuU QBC89mfy6lywkESzEMd1G9X/vN5Vm9Fu6CP58AAjY/Q6FmzaP9By+8LriWm5Wwc0 bvG/OdB9Fcz8D2w6UOcT/5kXcoVAYUwWAQG6nXmIA7REntExZRTtUXjxWgG1M=
Received: from localhost (unknown [24.28.108.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: nico@cryptonector.com) by pdx1-sub0-mail-a88.g.dreamhost.com (Postfix) with ESMTPSA id EF998808FB; Sun, 5 May 2019 14:11:16 -0700 (PDT)
Date: Sun, 05 May 2019 16:11:14 -0500
X-DH-BACKEND: pdx1-sub0-mail-a88
From: Nico Williams <nico@cryptonector.com>
To: John Cowan <cowan@ccil.org>
Cc: Anders Rundgren <anders.rundgren.net@gmail.com>, json@ietf.org, Ulysse Carion <ulysse@segment.com>
Message-ID: <20190505211113.GD21049@localhost>
References: <CAJK=1RjV1uv0eOdtFZ8cKn-FfCwCiGP5r2hOz1UamiM6YV4H1A@mail.gmail.com> <39682ec8-f993-a44c-d3e2-1638d2c1608f@gmail.com> <20190505053921.GA21049@localhost> <ac285e33-0ddc-3b96-fb50-de9b65f40c0e@gmail.com> <20190505070023.GB21049@localhost> <56070772-de6f-2553-94c0-df75c08b4c80@gmail.com> <20190505163626.GC21049@localhost> <CAD2gp_TZYYBTnfd3v6mW2DxjEZxA9nZ-tve_18Gi86gTx8ZcxQ@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Disposition: inline
In-Reply-To: <CAD2gp_TZYYBTnfd3v6mW2DxjEZxA9nZ-tve_18Gi86gTx8ZcxQ@mail.gmail.com>
User-Agent: Mutt/1.9.4 (2018-02-28)
X-VR-OUT-STATUS: OK
X-VR-OUT-SCORE: -100
X-VR-OUT-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduuddrjeehgdduieeiucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuggftfghnshhusghstghrihgsvgdpffftgfetoffjqffuvfenuceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhepfffhvffukfhfgggtuggjfgesthdtredttdervdenucfhrhhomheppfhitghoucghihhllhhirghmshcuoehnihgtohestghrhihpthhonhgvtghtohhrrdgtohhmqeenucfkphepvdegrddvkedruddtkedrudekfeenucfrrghrrghmpehmohguvgepshhmthhppdhhvghloheplhhotggrlhhhohhsthdpihhnvghtpedvgedrvdekrddutdekrddukeefpdhrvghtuhhrnhdqphgrthhhpefpihgtohcuhghilhhlihgrmhhsuceonhhitghosegtrhihphhtohhnvggtthhorhdrtghomheqpdhmrghilhhfrhhomhepnhhitghosegtrhihphhtohhnvggtthhorhdrtghomhdpnhhrtghpthhtohepnhhitghosegtrhihphhtohhnvggtthhorhdrtghomhenucevlhhushhtvghrufhiiigvpedt
Archived-At: <https://mailarchive.ietf.org/arch/msg/json/QjESMNhV8bdvgWzdoDuouhE3H5c>
Subject: Re: [Json] JSON Schema Language
X-BeenThere: json@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: "JavaScript Object Notation \(JSON\) WG mailing list" <json.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/json>, <mailto:json-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/json/>
List-Post: <mailto:json@ietf.org>
List-Help: <mailto:json-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/json>, <mailto:json-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sun, 05 May 2019 21:11:26 -0000

On Sun, May 05, 2019 at 01:05:30PM -0400, John Cowan wrote:
> The Scheme language makes very clear distinctions here.  Integers are a
> subset of rational numbers, which are a subset of real numbers, which are a
> subset of complex numbers, and there are predicates for detecting any of
> them (normally `complex?` is the same as `number?`, but if you want to add
> quaternions you can).

We're not talking about Scheme.  We're talking about JSON.

JSON allows encoders to output 10.0, therefore parsers should handle it.

If a schema indicates that some value should be an integer, and the
parser sees 10.0, then the parser should accept that as the integer
value 10.

Nico
--