QT4 CG Meeting 043 Minutes 2023-07-25

• [X] Reece Dunn (RD)
• [ ] Sasha Firsov (SF)
• [X] Christian Grün (CG)
• [X] Joel Kalvesmaki (JK)
• [X] Michael Kay (MK)
• [X] John Lumley (JL)
• [X] Dimitre Novatchev (DN)
• [ ] Ed Porter (EP)
• [X] C. M. Sperberg-McQueen (MSM) [x:15-]
• [X] Norm Tovey-Walsh (NW). Scribe. Chair.

Proposal: Accept the agenda.

Accepted.

Proposal: Accept the minutes of the previous meeting.

Accepted.

The next meeting is scheduled for Tuesday, 29 August 2023.

No regrets heard.

The CG will take a vacation for four weeks in August. We will not meet on 1, 8, 15, or 22 August.

• [ ] QT4CG-002-10: BTW to coordinate some ideas about improving diversity in the group
• [ ] QT4CG-016-08: RD to clarify how namespace comparisons are performed.
• [ ] QT4CG-026-01: MK to write a summary paper that outlines the decisions we need to make on “value sequences”
  • This is related to PR #368: Issue 129 - Context item generalized to context value and subsequent discussion.
• [ ] QT4CG-029-07: NW to open the next discussion of #397 with a demo from DN See PR #449
• [ ] QT4CG-039-01: NW to schedule discussion of issue #52, Allow record(*) based RecordTests
• [ ] QT4CG-042-01: NW to use sequences instead of arrays in parse-uri output.
• [ ] QT4CG-042-02: NW to make the query into a simple map with repeated values.
• [ ] QT4CG-042-03: NW to consider revisions to query parses.

• PR #368: 129: Context item generalized to context value
  • Revise
• PR #412: 409, QT4CG-027-01: xsl:next-match
  • XSLT
• PR #470: 369 add fixed-prefixes attribute in XSLT
  • Revise
• PR #529: 528: revision of json(), and renaming to xdm-to-json()
  • MK: There are open comments to reduce its scope.
  • Leave open
• PR #533: 413: Spec for CSV parsing with fn:parse-csv()
  • Merge
• PR #538: Attempt to allow xs:string to be 'promoted to' xs:anyURI
  • Revise
• PR #546: 414: Attempt to implement expanding the allowed character repertoire
  • Merge
• PR #575: 359: fn:void: Absorb result of evaluated argument
  • DN: The name isn’t very informative
  • ACTION QT4CG-043-01: CG to consider a different name for fn:void
  • Merge
• PR #589: 561: abbreviation fn=function, drop lambda syntax
  • Merge
• PR #599: 90: Simplified stylesheets with no xsl:version
  • XSLT
• PR #603: 602 Implausible Expressions
  • JL: Is it provable that something is going to give an error?
  • MK: No, they mostly return an empty sequence which can be hard to diagnose. It’s a case where we’re pretty sure you’ve done something that only succeeds by accident.
  • DN: Is there a full list of possible expressions?
  • MK: No, it’s entirely defined by the spec. There isn’t a centralized list, there’s a distributed one.
  • Merge
• PR #606: Allow element(A|B) and attribute(A|B)
  • MK: Slight refactoring of existing syntax.
  • Merge
• PR #609: 508: New Map & Array Functions: Inconsistencies
  • Merge
• PR #619: XDM ch. 6 minor edits
  • Revise
• PR #623: Issue93 sort descending
  • Leave open
• PR #627: Adjusted function category descriptions
  • Revise
• PR #629: 574: fn:log: Trace and discard results
  • Merge
• PR #630: XPath spec ch. 3 minor edits
  • Merge
• PR #631: 600: fn:decode-from-uri
  • Leave open
  • MK: Do we know how we’d use this?
• PR #632: SENR0001: Error description updated
  • Merge
• PR #633: Edits ch. 4.1 through 4.15
  • Revise
• PR #634: 471: Quotes (missing cases)
  • Merge
• PR #635: 451: Schema compatibility
  • Leave open
  • MK: I’d particularly like MSM to review it.
    • ACTION QT4CG-043-02: MSM to review PR #635

ACTION QT4CG-043-03: NW to work on issue #608

• MK: The “sort descending” PR has markup changes that could be incorporated.

ACTION QT4CG-043-04: NW to try to resolve the problem of diffs that mix PR texts.

ACTION QT4CG-043-05: NW to review what’s wrong with PR #633

ACTION QT4CG-043-06: NW to consider if there’s any low-hanging-fruit in replacing external parsed entities with XInclude

• MSM: If you have external entitites with multiple roots, you should just split them into three separate entities.