Maniphest T413840

Optimize composition language V2
Open, In Progress, HighPublic
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Jdforrester-WMF

Authored By

	cmassaro
	Jan 6 2026, 12:16 AM

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Jdforrester-WMF

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Related Changes in Gerrit:

	Subject	Repo	Branch	Lines +/-
	wikifunctions: Upgrade orchestrator from 2026-05-12-210548 to 2026-05-19-145724	operations/deployment-charts	master	+1 -1

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Related Changes in GitLab:

	Title	Reference	Author	Source Branch	Dest Branch
	transpilation: Re-tag T413840 TODOs onto their per-theme sub-task IDs	repos/abstract-wiki/wikifunctions/function-orchestrator!669	jforrester	T413840-split	main

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Related Objects
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		Status	Subtype	Assigned	Task
		Resolved		cmassaro	T419051 Refine Composition Language V2
		In Progress		Jdforrester-WMF	T413840 Optimize composition language V2
		Resolved		Jdforrester-WMF	T418016 Banish circular refrences from Invariants
		Resolved		ecarg	T426330 Cache realize/fullyRealize/asZObject state on WFBase
		Resolved		cmassaro	T426332 built-ins: stop round-tripping WFBase through asZObject
		Resolved		Jdforrester-WMF	T426333 setMetadataValues is O(n²); rewrite to O(n)
		Resolved		ecarg	T426334 Parallelise remaining independent awaits with Promise.all
		Resolved		ecarg	T426335 Audit and tighten WFFunction.maybeValidateInternal
		Resolved		ecarg	T426914 Replace numeric ZID heuristic in maybeValidateInternal with registry lookup
		In Progress		cmassaro	T426336 Investigate WFImplementation.realizeFullType non-WFBase fallback
		Resolved		Gkm563	T426338 Add accessors for WFFunctionCall internals
		Resolved		Jdforrester-WMF	T426409 Use a Map based on `Z1K1` instead of a series of indicator functions in WFBase.from
		Resolved		Jdforrester-WMF	T426410 WFCodeImpl.evaluate: Probe the evaluator inside the impl branch, not after Promise.all
		Resolved		Jdforrester-WMF	T426411 In `evaluate()`, don't generate a fake Z7; just create the exchange format directly
		Resolved		Jdforrester-WMF	T426412 In `evaluate()`, skip the type converter work if the call is to a built-in

Event Timeline

cmassaro created this task.Jan 6 2026, 12:16 AM

cmassaro added a parent task: T413727: Validate and Productionize /v2/evaluate.

Jdforrester-WMF edited projects, added: Abstract Wikipedia team (26Q3 (Jan–Mar)), OKR-Work; removed: Abstract Wikipedia team.Jan 7 2026, 6:40 PM

Jdforrester-WMF moved this task from Incoming to Ready on the Abstract Wikipedia team (26Q3 (Jan–Mar)) board.Jan 7 2026, 6:48 PM

DSantamaria triaged this task as High priority.Jan 8 2026, 3:14 PM

Jdforrester-WMF updated the task description. (Show Details)Jan 20 2026, 2:20 PM

Jdforrester-WMF updated the task description. (Show Details)

cmassaro edited parent tasks, added: T419051: Refine Composition Language V2; removed: T413727: Validate and Productionize /v2/evaluate.Mar 4 2026, 6:42 PM

cmassaro added a subtask: T418016: Banish circular refrences from Invariants.Mar 4 2026, 6:45 PM

This was tagged against Q3 because we thought it might get done during the v2 re-write; not complete, so moving up.

Jdforrester-WMF moved this task from To Triage to Engineering Backlog on the Abstract Wikipedia team board.Apr 23 2026, 5:23 PM

Jdforrester-WMF edited projects, added: Abstract Wikipedia Fix-It tasks; removed: OKR-Work.

Jdforrester-WMF changed the status of subtask T418016: Banish circular refrences from Invariants from Open to In Progress.May 13 2026, 8:47 PM

Jdforrester-WMF changed the task status from Open to In Progress.May 13 2026, 11:20 PM

Jdforrester-WMF claimed this task.

Jdforrester-WMF edited projects, added: Abstract Wikipedia team (26Q4 (Apr–Jun)), Essential-Work; removed: Abstract Wikipedia team.

Jdforrester-WMF moved this task from Incoming to In Engineering on the Abstract Wikipedia team (26Q4 (Apr–Jun)) board.

jforrester opened https://gitlab.wikimedia.org/repos/abstract-wiki/wikifunctions/function-orchestrator/-/merge_requests/666

Evaluator: Make various performance improvements Cory suggested last Quarter

Jdforrester-WMF mentioned this in T309881: Orchestrator's Treatment of Typed Lists within Core Function Model Is a Hax.May 14 2026, 1:48 PM

jforrester opened https://gitlab.wikimedia.org/repos/abstract-wiki/wikifunctions/function-orchestrator/-/merge_requests/668

WFFunctionCall.from: Resolve per-key WFBase.from values in parallel via Promise.all

I'm going to split this out into sub-tasks, rather than have this be a never-ending piece of work.

Jdforrester-WMF created subtask T426330: Cache realize/fullyRealize/asZObject state on WFBase.May 14 2026, 4:15 PM

Jdforrester-WMF created subtask T426332: built-ins: stop round-tripping WFBase through asZObject.May 14 2026, 4:18 PM

Jdforrester-WMF mentioned this in T426332: built-ins: stop round-tripping WFBase through asZObject.

Jdforrester-WMF created subtask T426333: setMetadataValues is O(n²); rewrite to O(n).

Jdforrester-WMF added a subtask: T426334: Parallelise remaining independent awaits with Promise.all.May 14 2026, 4:25 PM

Jdforrester-WMF created subtask T426335: Audit and tighten WFFunction.maybeValidateInternal.

Jdforrester-WMF mentioned this in T426335: Audit and tighten WFFunction.maybeValidateInternal.

Jdforrester-WMF created subtask T426336: Investigate WFImplementation.realizeFullType non-WFBase fallback.May 14 2026, 4:28 PM

Jdforrester-WMF created subtask T426337: Decide eager-resolve policy for references and multi-lingual text.

Jdforrester-WMF mentioned this in T426337: Decide eager-resolve policy for references and multi-lingual text.

Jdforrester-WMF created subtask T426338: Add accessors for WFFunctionCall internals.May 14 2026, 4:31 PM

jforrester opened https://gitlab.wikimedia.org/repos/abstract-wiki/wikifunctions/function-orchestrator/-/merge_requests/669

transpilation: Re-tag T413840 TODOs onto their per-theme sub-task IDs

Jdforrester-WMF changed the status of subtask T426333: setMetadataValues is O(n²); rewrite to O(n) from Open to In Progress.May 14 2026, 5:23 PM

dmartin merged https://gitlab.wikimedia.org/repos/abstract-wiki/wikifunctions/function-orchestrator/-/merge_requests/669

transpilation: Re-tag T413840 TODOs onto their per-theme sub-task IDs

dmartin merged https://gitlab.wikimedia.org/repos/abstract-wiki/wikifunctions/function-orchestrator/-/merge_requests/668

WFFunctionCall.from: Resolve per-key WFBase.from values in parallel via Promise.all

Jdforrester-WMF created subtask T426409: Use a Map based on `Z1K1` instead of a series of indicator functions in WFBase.from.Fri, May 15, 12:41 PM

Jdforrester-WMF created subtask T426410: WFCodeImpl.evaluate: Probe the evaluator inside the impl branch, not after Promise.all.

Jdforrester-WMF created subtask T426411: In `evaluate()`, don't generate a fake Z7; just create the exchange format directly.Fri, May 15, 12:44 PM

Jdforrester-WMF created subtask T426412: In `evaluate()`, skip the type converter work if the call is to a built-in.

Jdforrester-WMF updated the task description. (Show Details)

Jdforrester-WMF updated the task description. (Show Details)Fri, May 15, 12:46 PM

Jdforrester-WMF changed the status of subtask T426410: WFCodeImpl.evaluate: Probe the evaluator inside the impl branch, not after Promise.all from Open to In Progress.Fri, May 15, 1:37 PM

Jdforrester-WMF changed the status of subtask T426412: In `evaluate()`, skip the type converter work if the call is to a built-in from Open to In Progress.

Jdforrester-WMF changed the status of subtask T426409: Use a Map based on `Z1K1` instead of a series of indicator functions in WFBase.from from Open to In Progress.

Change #1289373 had a related patch set uploaded (by Jforrester; author: Jforrester):

[operations/deployment-charts@master] wikifunctions: Upgrade orchestrator from 2026-05-12-210548 to 2026-05-19-145724

https://gerrit.wikimedia.org/r/1289373

Change #1289373 merged by jenkins-bot:

[operations/deployment-charts@master] wikifunctions: Upgrade orchestrator from 2026-05-12-210548 to 2026-05-19-145724

https://gerrit.wikimedia.org/r/1289373

Jdforrester-WMF closed subtask T418016: Banish circular refrences from Invariants as Resolved.Tue, May 19, 3:23 PM

Jdforrester-WMF closed subtask T426410: WFCodeImpl.evaluate: Probe the evaluator inside the impl branch, not after Promise.all as Resolved.Tue, May 19, 3:29 PM

Jdforrester-WMF closed subtask T426412: In `evaluate()`, skip the type converter work if the call is to a built-in as Resolved.

Jdforrester-WMF updated the task description. (Show Details)Tue, May 19, 3:32 PM

Jdforrester-WMF changed the status of subtask T426411: In `evaluate()`, don't generate a fake Z7; just create the exchange format directly from Open to In Progress.Wed, May 20, 12:07 PM

Jdforrester-WMF closed subtask T426409: Use a Map based on `Z1K1` instead of a series of indicator functions in WFBase.from as Resolved.Wed, May 20, 3:31 PM

Jdforrester-WMF updated the task description. (Show Details)

Jdforrester-WMF updated the task description. (Show Details)

Jdforrester-WMF closed subtask T426334: Parallelise remaining independent awaits with Promise.all as Resolved.Wed, May 20, 10:31 PM

Jdforrester-WMF updated the task description. (Show Details)

Jdforrester-WMF changed the status of subtask T426338: Add accessors for WFFunctionCall internals from Open to In Progress.Thu, May 21, 4:06 PM

Jdforrester-WMF changed the status of subtask T426335: Audit and tighten WFFunction.maybeValidateInternal from Open to In Progress.Fri, May 22, 2:25 PM

ecarg changed the status of subtask T426330: Cache realize/fullyRealize/asZObject state on WFBase from Open to In Progress.Thu, May 28, 5:33 PM

cmassaro reopened subtask T426409: Use a Map based on `Z1K1` instead of a series of indicator functions in WFBase.from as Open.Mon, Jun 1, 4:28 PM

cmassaro changed the status of subtask T426336: Investigate WFImplementation.realizeFullType non-WFBase fallback from Open to In Progress.Mon, Jun 1, 11:49 PM

cmassaro changed the status of subtask T426332: built-ins: stop round-tripping WFBase through asZObject from Open to In Progress.

Jdforrester-WMF closed subtask T426335: Audit and tighten WFFunction.maybeValidateInternal as Resolved.Wed, Jun 3, 2:41 PM

Jdforrester-WMF closed subtask T426411: In `evaluate()`, don't generate a fake Z7; just create the exchange format directly as Resolved.

Jdforrester-WMF closed subtask T426330: Cache realize/fullyRealize/asZObject state on WFBase as Resolved.

Jdforrester-WMF closed subtask T426333: setMetadataValues is O(n²); rewrite to O(n) as Resolved.

Jdforrester-WMF closed subtask T426338: Add accessors for WFFunctionCall internals as Resolved.

Jdforrester-WMF updated the task description. (Show Details)

Jdforrester-WMF closed subtask T426409: Use a Map based on `Z1K1` instead of a series of indicator functions in WFBase.from as Resolved.Wed, Jun 3, 2:43 PM

Jdforrester-WMF closed subtask T426332: built-ins: stop round-tripping WFBase through asZObject as Resolved.Wed, Jun 10, 2:24 PM

Jdforrester-WMF updated the task description. (Show Details)

Jdforrester-WMF removed a subtask: T426337: Decide eager-resolve policy for references and multi-lingual text.

Jdforrester-WMF moved this task from In Engineering to Needs Sign-off on the Abstract Wikipedia team (26Q4 (Apr–Jun)) board.