QT4 CG Meeting 145 Agenda 2025-12-09

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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 9 December 2025.

The next meeting is planned for 16 December 2025.

The CG will meet on 9 and 16 December, then recess for the end-of-year holidays, with the following meeting on 6 January 2026.

1.5. Review of open action items `[0/4]`

[ ] QT4CG-143-01: CG to make another attempt at binary functions.
[ ] 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-144-02: MK to add notes about edge cases: sequence normalization and character maps for example.

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 #2160: 2073 data model changes for JNodes and Sequences
PR #2124: 573 Functions to Construct Trees
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 #2332: 2195 Misc XSLT editorial fixes
PR #2331: 2330 In XSLT Patterns, allow Constants rather than Literals
PR #2328: 2326 Expand spec of new `cdata` attribute

1.6.3. Substantive PRs

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

PR #2331: 2330 In XSLT Patterns, allow Constants rather than Literals
PR #2329: 2327 Rename sequence-join as intersperse
PR #2328: 2326 Expand spec of new `cdata` attribute
PR #2324: 2278 bin:infer-encoding, bin:decode-string
PR #2323: 2322 Generalize simplified stylesheets
PR #2313: 2298 XQFO rules: definition of default values
PR #2309: Allow SimpleMapExpr after ArrowExpr
PR #2283: 2276 Relax XSLT rules on Extension Attributes
PR #2282: 2278 Add function bin:infer-encoding; simplify bin:decode-string
PR #2274: 407 Function items capturing XSLT context components
PR #2266: 540 system-property equivalent for XQuery
PR #2247: Deferred Evaluation in XPath - the f:generator record
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 #2247: Deferred Evaluation in XPath - the f:generator record

See PR #2247.

2.2. PR #2329: 2327 Rename sequence-join as intersperse

See PR #2329.

2.3. PR #2324: 2278 bin:infer-encoding, bin:decode-string

See PR #2324.

2.4. PR #2282: 2278 Add function bin:infer-encoding; simplify bin:decode-string

See PR #2282.

2.5. PR #2313: 2298 XQFO rules: definition of default values

See PR #2313.

2.6. PR #2323: 2322 Generalize simplified stylesheets

See PR #2323.

2.7. PR #2283: 2276 Relax XSLT rules on Extension Attributes

See PR #2283.

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

See PR #2274.

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

See PR #2019.