Re: [Json] JSON irritants

Christian Zangl <coralllama@gmail.com> Wed, 03 August 2016 05:45 UTC

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To: Tim Bray <tbray@textuality.com>, "json@ietf.org" <json@ietf.org>
References: <CAHBU6iv+S5=bxh62G+ybcgUWzQLUngVSti8X1ptENn0fA=i3ng@mail.gmail.com>
From: Christian Zangl <coralllama@gmail.com>
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Date: Wed, 3 Aug 2016 07:45:51 +0200
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Subject: Re: [Json] JSON irritants
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For hand-editing JSON you may want to take a look at Hjson 
(http://hjson.org).

On 2016-08-03 07:17, Tim Bray wrote:
> I have recently been doing an unreasonable amount of JSON work, what
> with editing the drafts here, helping design AWS’s CloudWatch Events
> service [1], and now working on an interesting JSON DSL that with any
> luck will decloak later this year.
>
> I have encountered the following irritants:
>
> 1. When hand-editing JSON, it is unreasonably difficult to get the
> commas right.
> 2. When using JSON numbers, the sender *always* knows whether integers
> or floats are intended, but there’s no way to communicate this information.
> 3. There is no timestamp literal.
>
> Then I realized that the comma is not necessary to the grammar, it’s
> only there for JavaScript compatibility.  Bah.  Anyhow, here’s the
> example object from RFC7159:
>
>    {
>      "Image": {
>          "Width":  800,
>          "Height": 600,
>          "Title":  "View from 15th Floor",
>          "Thumbnail": {
>              "Url":    "http://www.example.com/image/481989943",
>              "Height": 125,
>              "Width":  100
>          },
>          "Animated" : false,
>          "IDs": [116, 943, 234, 38793]
>        }
>    }
>
> Here’s a version with a couple more fields and the irritants removed:
>
>   {
>      "Image": {
>          "Width":  i800
>          "Height": i600
>          "Title":  "View from 15th Floor"
>          "Thumbnail": {
>              "Url":    "http://www.example.com/image/481989943"
>              "Height": i125
>              "Width":  i100
>          }
>          "Location": {
>              "Latitude": f49.399673
>              "Longitude": f-123.508437
>          }
>          "Animated" : false
>          "Capture Time": @2016-08-01T18:15:00Z
>          "IDs": [i116 i943 i234 i38793]
>        }
>    }
>
>
> I thought of a friendly acronym and bought a domain name and wrote an
> I-D too, but I thought it might be polite and useful to test the waters
> here, example first.
>
> [1] http://docs.aws.amazon.com/AmazonCloudWatch/latest/DeveloperGuide/CloudWatchEventsandEventPatterns.html
>
>
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