QT4 CG Meeting 147 Agenda 2026-01-06

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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 6 January 2026.

The next meeting is planned for 13 January 2026.

1.5. Review of open action items [0/5]

  • [ ] 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-146-01: NW to attempt to provide a markup solution for argument defaults

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 #2019: 1776: XSLT template rules for maps and array
  • PR #2071: 77c deep update
  • PR #2124: 573 Functions to Construct Trees
  • PR #2160: 2073 data model changes for JNodes and Sequences
  • PR #2247: Deferred Evaluation in XPath - the f:generator record
  • PR #2274: 407 Function items capturing XSLT context components
  • PR #2313: 2298 XQFO rules: definition of default values
  • PR #2345: 2299 Expand pipeline to allow arrow expression in path expression
  • PR #2350: 708 An alternative proposal for generators

1.6.2. 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 #2048: Untrusted execution, and security more generally

1.6.3. Substantive PRs

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

  • PR #2348: 1011 fn transform improvements
  • PR #2336: 2334 Revise XSLT pattern syntax and semantics
  • PR #2274: 407 Function items capturing XSLT context components
  • PR #2266: 540 system-property equivalent for XQuery
  • 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 #1584: Review the XML Schema and RELAX NG schemas for XSLT 4.0 for compatibility
  • Issue #1045: Functions to manage namespace usage
  • Issue #1011: fn:transform() improvements
  • Issue #675: XSLT streaming rules for new constructs
  • Issue #407: XSLT-specific context properties used in function items
  • Issue #272: Setting parameter values in xsl:use-package

2. Technical agenda

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

See PR #2019.

2.2. PR #2348: 1011 fn transform improvements

See PR #2348.

2.3. PR #2336: 2334 Revise XSLT pattern syntax and semantics

See PR #2336.

2.4. PR #2266: 540 system-property equivalent for XQuery

See PR #2266.

2.5. PR #2274: 407 Function items capturing XSLT context components

See PR #2274.

3. Any other business