Re: [Json] [Technical Errata Reported] RFC8259 (7603)

Accurate report.

thanks,
Rob

On Sun, Aug 13, 2023 at 1:09 PM RFC Errata System <rfc-editor@rfc-editor.org>
wrote:

> The following errata report has been submitted for RFC8259,
> "The JavaScript Object Notation (JSON) Data Interchange Format".
>
> --------------------------------------
> You may review the report below and at:
> https://www.rfc-editor.org/errata/eid7603
>
> --------------------------------------
> Type: Technical
> Reported by: Guillaume Fortin-Debigaré <guillaume.fortin@debigare.com>
>
> Section: 1
>
> Original Text
> -------------
>    A string is a sequence of zero or more Unicode characters [UNICODE].
>
> Corrected Text
> --------------
>    A string is a sequence of zero or more Unicode code points [UNICODE].
>
> Notes
> -----
> Surrogate code points are not Unicode characters, as explained here:
> https://www.unicode.org/glossary/#surrogate_character
>
> However, a surrogate code point outside of a surrogate pair is allowed in
> JSON strings both in escaped and unescaped forms according to the ABNF
> grammar in section 7 and the warning in section 8.2, despite an UTF-8
> incompatibility for the unescaped form. In addition, the original text
> contradicts ECMA-404 section 9, which states: "A string is a sequence of
> Unicode code points wrapped with quotation marks (U+0022). All code points
> may be placed within the quotation marks except for the code points that
> must be escaped: quotation mark (U+0022), reverse solidus (U+005C), and the
> control characters U+0000 to U+001F. "
>
> Instructions:
> -------------
> This erratum is currently posted as "Reported". If necessary, please
> use "Reply All" to discuss whether it should be verified or
> rejected. When a decision is reached, the verifying party
> can log in to change the status and edit the report, if necessary.
>
> --------------------------------------
> RFC8259 (draft-ietf-jsonbis-rfc7159bis-04)
> --------------------------------------
> Title               : The JavaScript Object Notation (JSON) Data
> Interchange Format
> Publication Date    : December 2017
> Author(s)           : T. Bray, Ed.
> Category            : INTERNET STANDARD
> Source              : Javascript Object Notation Update
> Area                : Applications and Real-Time
> Stream              : IETF
> Verifying Party     : IESG
>
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