Agenda for the 78th meeting of Ecma TC39

August 9, 2023 · View on GitHub

Agenda for the 78th meeting of Ecma TC39

  • Host: Bloomberg
  • Dates and times:
    • 10:00 to 15:00 JST (UTC +9) on September 21st, 2020
    • 10:00 to 15:00 JST (UTC +9) on September 22nd, 2020
    • 10:00 to 15:00 JST (UTC +9) on September 23rd, 2020
    • 10:00 to 15:00 JST (UTC +9) on September 24th, 2020
  • Location: Remote (was Tokyo)
  • Attendee information: Reflector

Allen's paper on standards committee participation for new attendees: http://wirfs-brock.com/allen/files/papers/standpats-asianplop2016.pdf

Agenda topic rules

Deadline for advancement eligibility: September 11th, 2020, 10:00 JST

  • Note: this time is selected to be precisely 10 days prior to the start of the meeting
  1. Proposals not looking to advance may be added at any time; if after the deadline, please always use a pull request so that members are notified of changes.
  2. Proposals seeking feedback at stage 0 must be added (and noted as such) prior to the deadline, or else delegates may object to advancement solely on the basis of missing the deadline.
    1. Such proposals should include supporting materials when possible.
  3. Proposals looking to advance to stage 1 must be added (and noted as such) prior to the deadline, or else delegates may object to advancement solely on the basis of missing the deadline.
    1. Such proposals must link to a proposal repository and they should link to supporting materials when possible.
  4. Proposals looking to advance to stages 2, 3, or 4 must be added (and noted as such) along with the necessary materials prior to the deadline, or else delegates may object to advancement solely on the basis of missing the deadline.
    1. Such proposals must link to supporting materials prior to the deadline, or else delegates may object to advancement solely on the basis of missing the deadline. If these materials change substantially after the deadline, the proposal may be disqualified from advancement, based on the committee’s judgment.
    2. Proposals looking to advance to stage 4 must link to a pull request into the spec, since the process requires one.
  5. Proposal-based agenda items should be sorted primarily by stage (descending), secondarily by timebox (ascending), and finally by insertion date.

Supporting materials includes slides, a link to the proposal repository, a link to spec text, etc.; essentially, anything you are planning to present to the committee, or that would be useful for delegates to review.

Agenda items

  1. Opening, welcome and roll call (Chair)

    1. Opening of the meeting
    2. TC39 follows its Code of Conduct
    3. Introduction of attendees
    4. Host facilities, local logistics
    5. Quick recap of meeting IPR policy
    6. Overview of communication tools

  2. Find volunteers for note taking

  3. Adoption of the agenda

  4. Approval of the minutes from last meeting

  5. Next meeting host and logistics

  6. Secretary's Report (15m, Istvan Sebestyen)tc39-2020-041.pdf

  7. Project Editors’ Reports

    1. ECMA262 Status Updates (slides) (15m)
    2. ECMA402 Status Updates (slides) (15m)
    3. ECMA404 Status Updates (15m)
    4. Test262 Status Updates (15m)
    5. Ecma TC53 Liason Report (10m)

  8. Updates from the CoC Committee (15m)

  9. Web compatibility issues / Needs Consensus PRs

    ✓timeboxtopicpresenter
    ✓10mExplicitly specify order of operations in MakeTimeKevin Gibbons
    ✓30mMove __proto__ out of annex BGus Caplan
    ✓10mSpecify order of name and length for built-in functionsKevin Gibbons
    ✓15mAlign detached buffer semantics with web realityRoss Kirsling
    ✓15mArbitrary Strings as export/import namesBradley Farias

  10. Overflow from previous meeting

    ✓timeboxtopicpresenter
    ✓30mNumeric literal suffixes update: separate namespace version (slides)Daniel Ehrenberg

  11. Incubation call chartering (15m on the last day)

  12. Short (≤30m) Timeboxed Discussions

    ✓timeboxtopicpresenter
    ✓15mDate arithmeticKevin Gibbons
    ✓10mMove outreach groups to the TC39 org, like incubator calls? (slide)Daniel Ehrenberg
    ✓25mProcess document clarificationsYulia Startsev
    ✓10mGetOption in ECMA-262Philip Chimento
    ✓15mF.p.bind with infinite-length functionsKevin Gibbons

  13. Proposals

    ✓ represents an agenda item which has been presented, and does not indicate stage advancement

    ✓stagetimeboxtopicpresenter
    ✓310mStatus update for class fields, private methods, static class features (editorial: unified specification) (slides)Daniel Ehrenberg and Ujjwal Sharma
    ✓320mIntl.DisplayNames for Stage 4 (spec / slides / PR )Frank Yung-Fong Tang
    ✓25mneed another stage 3 reviewer for iterator helpersMichael Ficarra
    ✓215m.item() for Stage 3 (slides)Tab Atkins, Shu-yu Guo
    ✓230mTemporal Stage 2 update (slides)Ujjwal Sharma
    ✓230mImport Assertions for Stage 3 (slides)Sven Sauleau, Daniel Ehrenberg, Myles Borins, Dan Clark, Shu-yu Guo
    ✓230mJSON Modules update (slides)Sven Sauleau, Daniel Ehrenberg, Myles Borins, Dan Clark, Shu-yu Guo
    ✓230mRecord & Tuple Stage 2 update (slides)Rick Button
    245mErgonomic brand checks for private fields for stage 3 (issue) (Slides)Jordan Harband
    ✓260mDecorators: A new proposal iteration (PR) (slides)Kristen Hewell Garrett and Daniel Ehrenberg
    ✓130mIntl Enumeration API for stage 2Frank Yung-Fong Tang
    ✓130mClass static initialization block for Stage 2 (spec, slides)Ron Buckton
    ✓130mClass Access Expressions for Stage 2 (spec, slides)Ron Buckton
    ✓160mResizable and growable ArrayBuffers for Stage 2 (spec, slides)Shu-yu Guo
    ✓160mBuiltin Modules for Stage 2 (spec, slides)Michael Saboff
    ✓15m🕘 Withdrawing TypedArray strideShu-yu Guo
    ✓015mError Cause for Stage 1 (slides)Chengzhong Wu
    ✓020mUnused Function Parameters for stage 1 (slides)Gus Caplan
    ✓030mStandardized Debug for Stage 1 (slides)Gus Caplan
    ✓030mIntl.DisplayNames V2 for stage 1 (slides)Frank Yung-Fong Tang
    ✓030mIntl Locale Info for stage 1Frank Yung-Fong Tang
    ✓030mString.dedent for stage 1 (slides)Hemanth HM
    ✓030mModulus and Additional Integer Math for Stage 1 (slides)Peter Hoddie
    ✓015mDouble-Ended Iterator and Destructuring for Stage 1 (slides)HE Shi-Jun
    045mExtensions for Stage 1 (slides WIP)HE Shi-Jun

  14. Longer or open-ended discussions

    ✓timeboxtopicpresenter
    ✓15mThe last 5 years of Test262, a brief reviewLeo Balter
    ✓30mConformance for enumerable options in 262 and 402 (ecma402#467, slides)Shane F. Carr
    ✓20m🕘 Mechanisms to lighten the load on note-takers (issue, slides)Philip Chimento, Daniel Ehrenberg and Mark Miller
    20m🕘 Supporting MDN's documentation about in TC39's output (issue, slides)Daniel Ehrenberg

  15. Overflow from timeboxed agenda items (in insertion order)

    ✓topicpresenter

  16. Other business

    1. Thank host

  17. Adjournment

Schedule constraints

  • Yulia Startsev will only be available in the afternoon sessions (1pm-3pm local time).
  • Frank Yung-Fong Tang will only be available in the 2nd-4th day (September 22nd - 24th JST).
  • Ujjwal Sharma will not be available on the 22nd (second day).
  • Temporal should go on Day 3 or 4.

Presentations which can be deferred

Dates and locations of future meetings

DatesLocationHost
2020-11-16 to 2020-11-19Remote (was Budapest, Hungary)IBM
2021-01-25 to 2021-01-28Remote