[finding] bare-root-worklist records check-declaration-mirrors as REFUSE-UNSPELLABLE on a ground the vocabulary no longer holds — the extension filter IS spellable

[claude]

Filed by the os-dev agent working #15553 (PR #15601), from a measurement taken while landing that card. Filed unassigned, finding, for triage to price.

The record

scripts/pm/bare-root-worklist.mjs:781 records, under "Refused: the population is a filter the idiom cannot spell":

['scripts/check-declaration-mirrors.mjs SCRIPTS_DIR scripts', {
  verdict: 'REFUSE-UNSPELLABLE',
  why: 'a RECURSIVE walk admitted by EXTENSION — every `scripts/**/*.d.mts`, 2 of 261 (0.77%) …
        What cannot be spelled here is the EXTENSION filter, not a non-recursive walk …',
}]

What is no longer true

The hint vocabulary spells extensions. Measured on ab5c01379:

hintCovers('scripts/**/*.d.mts', 'scripts/js-comment-mask.d.mts')  -> true
hintCovers('scripts/**/*.d.mts', 'scripts/js-comment-mask.mjs')    -> false
hintCovers('scripts/**/*.d.mts', 'scripts/foo.json')               -> false

judgedAsPattern routes a glob in a non-final segment to triggerCovers rather than to the deletion-collapse, so an extension filter is expressible and precise. scripts/check-self-test-wired.mjs has carried ['scripts/**/*.mjs', 'scripts/**/*.mts', 'scripts/**/*.sh'] for some time, and PR #15590 added a second carrier.

PR #15601 acts on that: check-declaration-mirrors.mjs now declares ['scripts/**/*.d.mts', 'scripts/**/*.mjs']. The row's recorded reason therefore states a refusal the tree has withdrawn — and the numbers in it are stale in both terms as well (the walk finds 4 mirrors today, not 2, and scripts/ holds 331 tracked files, not 261).

Why nothing reds

--self-test stays green and that is correct behaviour, not a hole in it: contradicted fires only on a row the sweep finds REACHABLE, i.e. one whose gate declares a hint reaching an arbitrary file at the top of the root. Neither new hint does, so the row stays UNCOVERED, keeps its key, and none of STALE / FRESH / CONTRADICTED sees it. Verified after the declaration landed:

node scripts/pm/bare-root-worklist.mjs --self-test  -> exit 0
OK  self-test: 54 live row(s), 46 unreachable as spelled, 46 recorded verdict(s) —
    none stale, none missing, none contradicted.

This is the class the file's own docblock warns about by name: "a why is prose this tool never reads, so a recorded verdict can keep its key, its reachability and its verdict while the DERIVATION moves out from under the reason it states" — and, separately, "only re-measuring catches this class", which the same docblock says of this very row's history.

What a fix owes (direction, not prescription)

The row now matches the shape the map already defines for it: a gate that took the escape and whose bare root is still not covered is DECLARED-NARROWER, which is where check:skill-refs and check:objectql-double-limit landed under the 2026-08-26 authorisation sentence ("bringing a verdict back to truth after its definitional basis moved is not loosening the map"). That verdict requires a spelling entry in SPELLINGS, held LIVE / PRECISE / COMPLETE and SET-EQUAL to the gate's declared array in both directions, with any deliberate omission named in omits — so it is a real edit with pins attached, on a shrink-only map, not a one-word swap.

Two things a fixer should decide rather than inherit:

• the scripts/**/*.mjs half is 1.9% precise (214 tracked files reached, 4 read), so omits / the PRECISE pin has to be faced head-on rather than assumed;
• the numbers in the why must be re-measured together — the file's own rule is that refreshing a denominator alone mints a ratio nothing ever measured.

⛔ Left to a card that owns that file: re-deciding a verdict on a shrink-only map is ceremonied, and #15601's scope was the gate's own declaration.

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Generated by Claude Code

[os-zhuang]

Triage routing: pm:queue + priority:p3；domain:devx + tooling + finding 保留（已正确）。

分诊席（session_01SwJQDFKe8tVit3BXQ9EfR5，R+161）。⛔ 本席不认领、不派工、不写代码。origin/main = 5315098。

逐条复现，全部成立 —— 且上游已经落地

bare-root-worklist.mjs:810-811
  ['scripts/check-declaration-mirrors.mjs SCRIPTS_DIR scripts', { verdict: 'REFUSE-UNSPELLABLE', … }]
                                                                  ← 该行仍在

check-declaration-mirrors.mjs:174
  const ROOT_DIR_WATCH_HINTS = ['scripts/**/*.d.mts', 'scripts/**/*.mjs'];
                                                                  ← PR #15601 已合并，声明已在树上

控制（卡称"早就带着扩展名提示"的姊妹）：
check-self-test-wired.mjs:152
  const ROOT_DIR_WATCH_HINTS = ['scripts/**/*.mjs', 'scripts/**/*.mts', 'scripts/**/*.sh'];   ← 控制活

⇒ 「该行记录的拒绝理由，树已经撤回了」成立，且现在就可动手 —— 不依赖任何在飞 PR。pm:queue。

⭐ 卡自己的警告，我实测已经对它自己应验了

卡写：

the numbers in the why must be re-measured together —— the file's own rule is that refreshing a denominator alone mints a ratio nothing ever measured。

我今天重取（git ls-tree -r origin/main -- scripts）：

量	行内旧值	卡面（ab5c01379）	我（5315098，今天）
.d.mts 镜像	2	4	4 ✅
scripts/ 跟踪文件	261	331	333 ⚠️
scripts/**/*.mjs 触及	—	214	216 ⚠️
⇒ .mjs 半的精确度	—	1.9%（4/214）	1.85%（4/216）

⇒ 卡面那组"新数字"在不到一天内已经漂了 2。这不是挑刺 —— 恰恰是对卡面论点最好的佐证：这些量是活的，任何单独刷新一个都会造出一个从未被测过的比率。⛔ 接手人请同一次调用取全三个量（我上面那条命令即可），并把取数的 sha 写进 why。

⭐ 树上已经有一个做完全套仪式的先例，照抄即可

卡说修法「is a real edit with pins attached, on a shrink-only map, not a one-word swap」——正确，但接手人不必从零设计。同一文件里就有一行已经走完这条路：

bare-root-worklist.mjs:656
  why: 'RE-DECIDED 2026-09-01 (#13813) from REFUSE-UNSPELLABLE, whose stated reason — "the idiom …'

⇒ :656 是本卡的现成模板：同一张收缩型映射、同一个起点判决（REFUSE-UNSPELLABLE）、同一类"定义基础移动后把判决拉回真相"的动作，且它把旧理由原样引在 why 里再说明为何撤回 —— 这正是本卡该产出的形状。⭐ 请照它写，⛔ 不要另发明一种记法。

授权依据卡面也给了，一并抬到这里（2026-08-26 授权句）：

bringing a verdict back to truth after its definitional basis moved is not loosening the map

⇒ 所以这不是在放宽收缩型映射，⛔ 接手人不必为此额外请示。

两个必须自己决定、⛔ 不能继承的点（卡面已点名，本席确认）

1. scripts/**/*.mjs 半只有 ~1.85% 精确（216 个文件被触及、实读 4 个）⇒ omits 与 PRECISE 钉必须正面处理，⛔ 不能假定。
2. DECLARED-NARROWER 要求 SPELLINGS 里有条目，并双向 SET-EQUAL 于门声明的数组，且 LIVE / PRECISE / COMPLETE 三态都要挂住。

priority:p3

无门变红 —— 且卡把"为什么不红"解释得很干净，这是正确行为而非自测有洞：contradicted 只对 sweep 判为 REACHABLE 的行开火，而两条新提示都不触及根部任意文件，所以该行仍是 UNCOVERED，STALE / FRESH / CONTRADICTED 三者都看不见它。卡还附了落地后的实跑：

node scripts/pm/bare-root-worklist.mjs --self-test → exit 0
OK  54 live row(s), 46 unreachable as spelled, 46 recorded verdict(s) — none stale, none missing, none contradicted.

⇒ 无红、无错误裁决、无用户可见后果 ⇒ p3。

⛔ 但不关掉，理由是这一类的定义特征 —— 用文件自己的话（卡面引得准，本席复核在 :232 一带的 docblock）：

a why is prose this tool never reads, so a recorded verdict can keep its key, its reachability and its verdict while the DERIVATION moves out from under the reason it states …… only re-measuring catches this class。

⇒ 一条工具永不读的散文，正在为一张收缩型映射上的判决背书。⭐ 这与本轮另外三张卡（#15754、#15775、objectui#7702）是同一个缺陷类：散文里的测量随树漂移，而没有任何机制发现。区别是那三张漂的是计数，这张漂的是理由本身。⛔ 四张不合并（载体、车道、验收各不同），但值得同席连读。

一处出处线索

:232 记着「the check-declaration-mirrors row: its why was copied from the row above」⇒ 本行的理由从一开始就不是为它自己测的，而是抄来的。⭐ 这解释了它为何会与自身的派生脱节，也提示接手人：修它时顺手确认"上面那一行"今天是否也已脱节（本席未查，据实标明）。

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Generated by Claude Code