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Re: [Json] FYI ECMA, W3C, IETF coordination on JSON

From: Peter F. Patel-Schneider <pfpschneider@gmail.com>
Date: Tue, 08 Oct 2013 11:26:04 -0700
Message-ID: <52544E3C.7000907@gmail.com>
To: John Cowan <cowan@mercury.ccil.org>
CC: Allen Wirfs-Brock <allen@wirfs-brock.com>, Larry Masinter <masinter@adobe.com>, Tim Bray <tbray@textuality.com>, "www-tag@w3.org" <www-tag@w3.org>, JSON WG <json@ietf.org>
The paragraph on numbers, see below, seems rather dangerous, as well as being 
incorrect.  The paragraph on strings, also below, ignores all the problems 
with escaped code units that do not represent a Unicode code point.


On 10/08/2013 09:42 AM, John Cowan wrote:
> Allen Wirfs-Brock scripsit:
>> The draft was approved by a letter ballot of the Ecma General Assembly.  It is now available as Ecma-404:
> Almost all of it is derived directly from the RFC, with some editorial
> cleanup.  The Introduction, however, is new.  I reproduce it here in case
> the Editor wishes to mine it for anything:
> [...]
>      JSON is agnostic about numbers. In any programming language,
>      there can be a variety of number types of various capacities
>      and complements, fixed or floating, binary or decimal. That
>      can make interchange between different programming languages
>      difficult. JSON instead offers only the representation of numbers
>      that humans use: a sequence of digits. All programming languages
>      know how to make sense of digit sequences even if they disagree
>      on internal representations. That is enough to allow interchange.
>      JSON text is a sequence of Unicode code points. JSON also depends
>      on Unicode in the hex numbers used in the \u escapement [sic]
>      notation.
> [...]
Received on Tuesday, 8 October 2013 18:26:35 UTC

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