QT4 CG Meeting 166 Agenda 2026-05-26

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Agenda

This meeting will be hosted on Zoom at 16:00BST (15:00GMT, 17:00CEST, 11:00EDT).

See the meeting logistics page for more details.

1. Administrivia

1.1. Roll call

1.2. Approve the agenda

1.3. Approve minutes of previous meeting

Minutes of the previous meeting.

1.4. Next meeting

This meeting is planned for 26 May 2026.

The next meeting is the face-to-face colocated with XML Prague. I propose that we skip 9 June and that our first regular meeting after the face-to-face will be on 16 June.

1.5. Review of open action items [1/12]

1.6. Review of open pull requests and issues

This section summarizes all of the issues and pull requests that need to be resolved before we can finish. See Technical Agenda below for the focus of this meeting.

1.6.1. Blocked

The following PRs are open but have merge conflicts or comments which suggest they aren’t ready for action.

  • PR #2594: 2389 Adaptive Serialization: more freedom
  • PR #2350: 708 An alternative proposal for generators
  • PR #2247: 716 Deferred Evaluation in XPath - the f:generator record
  • PR #2160: 2073 data model changes for JNodes and Sequences
  • PR #2071: 77c deep update
  • PR #2019: 1776: XSLT template rules for maps and array

1.6.2. Merge without discussion

The following PRs are editorial, small, or otherwise appeared to be uncontroversial when the agenda was prepared. The chairs propose that these can be merged without discussion. If you think discussion is necessary, please say so.

  • PR #2650: 2648 File Module: editorial notes
  • PR #2645: 2565 Absent-vs-Empty fields in dateTime-record
  • PR #2643: 2631 Drop scan-left and scan-right

1.6.3. Substantive PRs

The following substantive PRs were open when this agenda was prepared.

  • PR #2667: 2458 replacement for get() selectors
  • PR #2666: 2661 Add content-key option for fn:element-to-map
  • PR #2665: 2663 Change computed node constructors to use standard coercion rules
  • PR #2662: 2659 bin:count-ones, bin:rotate, bin:is-bit-set, bin:sets-bits
  • PR #2658: 2655b matching segments empty
  • PR #2656: 2651 Use termdefs for range variables
  • PR #2654: 2652 Clarify lax validation
  • PR #2649: 2647 descendants: recursion, filtering
  • PR #2646: 2642 Add compiled-regex attribute to xsl:analyze-string
  • PR #2638: 2632-6: cross-cutting consistency
  • PR #2637: 2632-5: refresh stale 4.0 content
  • PR #2636: 2632-4: logic and semantics
  • PR #2635: 2632-3: typos and grammar
  • PR #2634: 2632-2: fix broken examples in expressions.xml
  • PR #2633: 2632-1: fix critical bugs and DTD-validity issues
  • PR #2628: 2617 Duration multiplied or divided by number
  • PR #2589: 2587 Streamability of context value expressions
  • PR #2019: 1776: XSLT template rules for maps and array

1.6.4. Required for V4.0

The following issues are labeled “required for V4.0”.

  • Issue #1777: Shallow copy in XSLT with maps and arrays
  • Issue #675: XSLT streaming rules for new constructs

2. Technical agenda

2.1. PR #2667: 2458 replacement for get() selectors

See PR #2667

2.2. PR #2666: 2661 Add content-key option for fn:element-to-map

See PR #2666

2.3. PR #2665: 2663 Change computed node constructors to use standard coercion rules

See PR #2665

2.4. PR #2662: 2659 bin:count-ones, bin:rotate, bin:is-bit-set, bin:sets-bits

See PR #2662

2.5. PR #2658: 2655b matching segments empty

See PR #2658

2.6. PR #2656: 2651 Use termdefs for range variables

See PR #2656

2.7. PR #2654: 2652 Clarify lax validation

See PR #2654

2.8. PR #2649: 2647 descendants: recursion, filtering

See PR #2649

2.9. PR #2646: 2642 Add compiled-regex attribute to xsl:analyze-string

See PR #2646

2.10. PR #2628: 2617 Duration multiplied or divided by number

See PR #2628

2.11. Discuss proposed “AI” policy

See email proposal and any following discussion.

3. Any other business