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feat(spec)!: MetadataWatchEvent.type carries only the values the runtime emits (#4536) - #4545

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feat(spec)!: MetadataWatchEvent.type carries only the values the runtime emits (#4536)#4545
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Closes#4536(#4535 主单 A1 项)。

MetadataWatchEvent.type 从 6 值收紧到 'added' | 'changed' | 'deleted'。原始 chokidar 词汇(add/change/unlink)在 NodeMetadataManager 的监听回调里就被翻译(node-metadata-manager.tshandleFileEvent),另一处构造点 metadata-manager.ts:1663 把 repo op 归一 —— 三个原始值零生产者,declared ≠ enforced(Prime Directive #10)。#4411 当时拒绝收紧的理由(「它确实发 add/change/unlink」)经查不成立。

改动

验证(开发 agent 执行,调度已复核 diff)

  • 全仓 grep 确认无原始值写入方(命中均为 chokidar 层翻译前接线、MetadataEvent 这个不同事件类型、或无关词汇)
  • spec check:generated 八件套 up to date;api-surface 未动(无导出增删)
  • spec 7242 tests、metadata 281 tests、pnpm typecheck 122 tasks、pnpm test 132 tasks 全绿

关联:#4535(主单)、#4411#4404


Generated by Claude Code

…ime emits (#4536)
The enum declared six values but three of them — the raw chokidar
vocabulary add/change/unlink — had zero producers (declared-but-
unenforced, Prime Directive #10). Both event construction sites
normalize before the event exists:
- packages/metadata/src/node-metadata-manager.ts translates chokidar's
add/change/unlink in the watcher callbacks (handleFileEvent accepts
only 'added' | 'changed' | 'deleted')
- packages/metadata/src/metadata-manager.ts normalizes repository ops
(create/update/delete -> added/changed/deleted)
so the raw values never reached the event surface and no consumer
branches on them (three-repo scan on the parent issue; re-verified
here: the only other raw-vocabulary hits are chokidar-level wiring in
cli/dev.ts, metadata/plugin.ts and metadata-fs/repository.ts, which
emit different types entirely).
Changes:
- system/metadata-persistence.zod.ts: MetadataWatchEventSchema.type
narrows to z.enum(['added', 'changed', 'deleted']), with a comment
pointing at the translation site
- contracts/metadata-service.ts: subscribe? TSDoc (and the import-site
comment) stop mixing the two vocabularies
- system/metadata-persistence.test.ts: canonical three parse; new pin
test asserts add/change/unlink are rejected
- generated references docs regenerated (enum cell only);
api-surface.json unchanged (no export added or removed)
- changeset (major): breaking only for an external implementor
constructing events with the raw values — emit the canonical three;
readers may delete branches on the raw values (they were unreachable).
No tombstone / ADR-0087 conversion: runtime event envelope, not
authorable metadata (the #4411 route).
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01M9uWvoEp9CoLzYjNExj9sL
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@github-actionsgithub-actionsBot added documentation Improvements or additions to documentation protocol:system tests tooling size/s labels Aug 2, 2026
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📓 Docs Drift Check

This PR changes 1 package(s): @objectstack/spec.

107 hand-written doc(s) reference the affected code and may need an implementation-accuracy re-verification:

  • content/docs/ai/agents.mdx(via @objectstack/spec)
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Advisory only. To re-verify, run the docs-accuracy-audit workflow scoped to these files:
node scripts/docs-audit/affected-docs.mjs origin/main → pass the list as args.docs.

@os-zhuang
os-zhuang added this pull request to the merge queueAug 2, 2026
Merged via the queue into main with commit 4638aaaAug 2, 2026
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@os-zhuang
os-zhuang deleted the claude/metadata-watch-event-dual-source-v3jw3v branch August 2, 2026 02:27
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[#4535·A1] MetadataWatchEvent.type 收紧到 'added'|'changed'|'deleted' —— add/change/unlink 零生产者

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