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Maniphest T419051

Refine Composition Language V2
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Description

Description

Error handling for composition language V2 remains slightly degraded compared to V1. Some optimizations and code cleanup remain. These issues should not block productionization, but we should address them immediately after the initial rollout.

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StatusSubtypeAssignedTask
 ResolvedcmassaroT412953 Create a composition interpreter to improve performance
 OpenNoneT419051 Refine Composition Language V2
 ResolvedJdforrester-WMFT413729 Ensure that all current unit tests pass with the new /v2/evaluate
 ResolvedcmassaroT413730 Ensure that evaluated implementations work with /v2/evaluate
 ResolvedecargT413728 Migrate all builtin functions to work with the new transpiled version
 ResolvedcmassaroT413731 Consider what to do with validation
 ResolvedcmassaroT413792 Support all existing metadata in composition language V2
 ResolvedcmassaroT413732 Build the initial transpilation system and wire it up for use in a new endpoint
 ResolvedcmassaroT413838 Handle global and local keys in composition language V2
 ResolvedcmassaroT413839 Address error handling in composition language V2
 ResolvedcmassaroT413882 Handle multiple implementations for a single function call in composition language V2
 ResolvedcmassaroT417281 Support lazy functions in composition language V2
 ResolvedcmassaroT417875 Ensure that type converters work with composition language v2
 OpenNoneT413840 Optimize composition language V2
 OpenNoneT418016 Banish circular refrences from Invariants
 ResolvedJdforrester-WMFT412955 Validate that compositions that previously were broken are now fixed by the new composition language
 ResolvedBUG REPORTJdforrester-WMFT411565 Z802/if treats an instance of a Typed list, a Typed pair, a Typed map or Void as False, rather than as non-Boolean
 ResolvedBUG REPORTcmassaroT417631 Z866/string equality returns True or False when arguments are different and at least one is a Typed pair
 OpenNoneT415105 Create isZ* utility functions that work with WFBase

Event Timeline

cmassaro created this task.Mar 4 2026, 6:41 PM
Restricted Application added a subscriber: Aklapper. · View Herald TranscriptMar 4 2026, 6:42 PM
cmassaro added a subtask: T413729: Ensure that all current unit tests pass with the new /v2/evaluate.Mar 4 2026, 6:42 PM
cmassaro added a subtask: T413840: Optimize composition language V2.
cmassaro added a subtask: T412955: Validate that compositions that previously were broken are now fixed by the new composition language.
cmassaro added a parent task: T412953: Create a composition interpreter to improve performance.
DSantamaria added a project: OKR-Work.Mar 5 2026, 8:32 AM
Jdforrester-WMF moved this task from Incoming to Ready on the Abstract Wikipedia team (26Q3 (Jan–Mar)) board.Mar 10 2026, 5:57 PM
Jdforrester-WMF closed subtask T413729: Ensure that all current unit tests pass with the new /v2/evaluate as Resolved.Wed, Apr 8, 2:25 PM
Jdforrester-WMF added a subtask: T415105: Create isZ* utility functions that work with WFBase.
Jdforrester-WMF closed subtask T412955: Validate that compositions that previously were broken are now fixed by the new composition language as Resolved.Thu, Apr 16, 12:09 AM
Jdforrester-WMF edited projects, added Abstract Wikipedia team; removed Abstract Wikipedia team (26Q3 (Jan–Mar)).
Jdforrester-WMF subscribed.

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

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