QT4 CG Meeting 150 Agenda 2026-01-27

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Agenda

This meeting will be hosted on Zoom at 16:00GMT (17:00CET, 11:00EST).

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 27 January 2026.

The next meeting is planned for 3 February 2026.

1.5. Review of open action items [2/6]

  • [ ] QT4CG-143-02: MK to try to recover the ability to extract formal equivalences into tests
  • [ ] QT4CG-143-03: JK to look for C14N test suites.
  • [ ] QT4CG-144-01: MK to consider if any now lost value comparisons should be added as examples.
  • [ ] QT4CG-148-02: NW to publish a dated draft after QT4CG-148-01 is complete.
  • [ ] QT4CG-149-01: CG to draft a new PR with the common rule note.
  • [ ] QT4CG-149-02: MK to update the PR #2372 so that the “?” are part of the comment.

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 #2345: 2299 Expand pipeline to allow arrow expression in path expression
  • PR #2313: 2298 XQFO rules: definition of default values
  • PR #2266: 540 system-property equivalent for XQuery
  • PR #2160: 2073 data model changes for JNodes and Sequences
  • PR #2071: 77c deep update

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 #2392: 2384 Clarify that fn:xsd-validator can validate attributes
  • PR #2391: 2378 HTML indenting: clarify the definition of inline elements
  • PR #2363: 2349 Revert array:join

1.6.3. Close without action

It has been proposed that the following issues be closed without action. If you think discussion is necessary, please say so.

  • Issue #2360: fn:root() vs. absolute path expressions
  • Issue #2354: `fn:append`
  • Issue #2351: Current Drafts: What will we keep, what may be dropped?
  • Issue #2159: JNodes: Learning from JSONiq?
  • Issue #2127: JNodes: Include atomic items
  • Issue #1944: Try/Catch/Finally - order of evaluation

1.6.4. Substantive PRs

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

  • PR #2394: 2361 Use upper case for encoding names; comparisons are case-blind
  • PR #2362: 2355 bin:infer-encoding: further alignments
  • PR #2350: 708 An alternative proposal for generators
  • PR #2247: 716 Deferred Evaluation in XPath - the f:generator record
  • PR #2019: 1776: XSLT template rules for maps and array

1.6.5. Required for V4.0

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

  • Issue #1777: Shallow copy in XSLT with maps and arrays
  • Issue #1584: Review the XML Schema and RELAX NG schemas for XSLT 4.0 for compatibility
  • Issue #1045: Functions to manage namespace usage
  • Issue #675: XSLT streaming rules for new constructs
  • Issue #272: Setting parameter values in xsl:use-package

2. Technical agenda

2.1. PR #2394: 2361 Use upper case for encoding names; comparisons are case-blind

See PR #2394.

2.2. PR #2362: 2355 bin:infer-encoding: further alignments

See PR #2362.

2.3. PR #2350 / #2247: Generators: any progress to report?

See PR #2350 and #2247.

2.4. PR #2019: 1776: XSLT template rules for maps and array

See PR #2019.

3. Any other business