ECMAScript Media Types Updates
draft-ietf-dispatch-javascript-mjs-07

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DISPATCH                                                       M. Miller
Internet-Draft                                                   Mozilla
Obsoletes: 4329 (if approved)                                  M. Borins
Intended status: Informational                                 M. Bynens
Expires: October 24, 2020                                         Google
                                                               B. Farias
                                                          April 22, 2020

                     ECMAScript Media Types Updates
                 draft-ietf-dispatch-javascript-mjs-07

Abstract

   This document updates the ECMAScript media types, replacing the
   existing registrations for "application/javascript" and "text/
   javascript" with information and requirements aligned with
   implementation experiences.  This document obsoletes RFC4329,
   "Scripting Media Types".

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

   Internet-Drafts are working documents of the Internet Engineering
   Task Force (IETF).  Note that other groups may also distribute
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   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on October 24, 2020.

Copyright Notice

   Copyright (c) 2020 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents
   (https://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must

Miller, et al.          Expires October 24, 2020                [Page 1]
Internet-Draft       ECMAScript Media Types Updates           April 2020

   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   2
     1.1.  Terminology . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Compatibility . . . . . . . . . . . . . . . . . . . . . . . .   3
   3.  Modules . . . . . . . . . . . . . . . . . . . . . . . . . . .   3
   4.  Encoding  . . . . . . . . . . . . . . . . . . . . . . . . . .   4
     4.1.  Charset Parameter . . . . . . . . . . . . . . . . . . . .   4
     4.2.  Character Encoding Scheme Detection . . . . . . . . . . .   5
     4.3.  Character Encoding Scheme Error Handling  . . . . . . . .   6
   5.  Security Considerations . . . . . . . . . . . . . . . . . . .   6
   6.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .   9
     6.1.  Common Javascript Media Types . . . . . . . . . . . . . .   9
       6.1.1.  text/javascript . . . . . . . . . . . . . . . . . . .   9
     6.2.  Historic Javascript Media Types . . . . . . . . . . . . .  10
       6.2.1.  application/ecmascript  . . . . . . . . . . . . . . .  10
       6.2.2.  application/javascript  . . . . . . . . . . . . . . .  11
       6.2.3.  application/x-ecmascript  . . . . . . . . . . . . . .  12
       6.2.4.  application/x-javascript  . . . . . . . . . . . . . .  13
       6.2.5.  text/ecmascript . . . . . . . . . . . . . . . . . . .  14
       6.2.6.  text/javascript1.0  . . . . . . . . . . . . . . . . .  15
       6.2.7.  text/javascript1.1  . . . . . . . . . . . . . . . . .  16
       6.2.8.  text/javascript1.2  . . . . . . . . . . . . . . . . .  17
       6.2.9.  text/javascript1.3  . . . . . . . . . . . . . . . . .  18
       6.2.10. text/javascript1.4  . . . . . . . . . . . . . . . . .  19
       6.2.11. text/javascript1.5  . . . . . . . . . . . . . . . . .  20
       6.2.12. text/jscript  . . . . . . . . . . . . . . . . . . . .  21
       6.2.13. text/livescript . . . . . . . . . . . . . . . . . . .  22
       6.2.14. text/x-ecmascript . . . . . . . . . . . . . . . . . .  23
       6.2.15. text/x-javascript . . . . . . . . . . . . . . . . . .  24
   7.  References  . . . . . . . . . . . . . . . . . . . . . . . . .  25
     7.1.  Normative References  . . . . . . . . . . . . . . . . . .  25
     7.2.  Informative References  . . . . . . . . . . . . . . . . .  26
   Appendix A.  Acknowledgements . . . . . . . . . . . . . . . . . .  26
   Appendix B.  Changes from RFC 4329  . . . . . . . . . . . . . . .  26
   Authors' Addresses  . . . . . . . . . . . . . . . . . . . . . . .  27

1.  Introduction