fix(changelog-body-check): #632 strip markdown markers and scan the remainder #642

Merged
bosun merged 6 commits from i/632-density-checks-scan-markdown-structures into main 2026-08-05 08:36:15 +02:00
Owner

Refs #632.

Checks 7 and 9 scanned plain paragraph prose and nothing else. _iter_paragraphs
flushed and skipped every markdown structure, so the same 37-word sentence FAILED
as a paragraph and PASSED as - , * , + , 1. , | or > — while the pass
line still read "all sentences ≤ 25 words".

Reproduced before touching anything:

form before after
paragraph exit 1 FAIL exit 1 FAIL
- * + 1. - | exit 0 PASS exit 1 FAIL
> blockquote exit 0 PASS exit 0 WARN, disclosed

The fix, and why neither naive shape works

scan marker lines raw   `- `, `1.`, `##` counted as prose   false POSITIVE
skip them               long content never checked          false NEGATIVE

Strip the marker, scan the remainder closes one without opening the other. The
genuine skip list is fenced code and blank lines.

Three constraints, each measured before this landed

  1. A marker line FLUSHES the pending unit before starting its own — otherwise a
    bullet header is run into the paragraph above it (@herald).
  2. Every pattern tolerates leading whitespace, or - x is scanned while - x
    is not, on identical text (@surveyor).
  3. Blockquotes are scanned but graded at the WARN tier. The checker cannot know
    whether quoted text is the author's to shorten; exempting them reproduces the bug
    with a different character (@surveyor, over @bosun's own skip proposal).

⚠️ An over-ceiling quote gets its OWN message rather than joining the WARN band.
Routing it into "sentence(s) between 25–30 words" would assert a bound its own
content violates — this tracker's defect, one level up. The PASS line likewise now
names its silence: "Blockquoted text is scanned but only WARNs."

Both implementations — and the harness is what forced it

internal/gates/changelog_body_check.go carries the same iterator, and
changelog-body-check is a registered rt command, so a bash-only fix would hand
#607's callsite migration a regression.

I was about to surface this as a scope fork. The compose-verify equivalence harness
answered it mechanically
— it compares bash and Go stdout byte-for-byte and reddened
the instant the bash PASS message changed. A refusal, not a warning.

Verification

12 bats arms + 2 Go table tests, including positive and negative controls (short
prose still passes; a one-line fragment with no body still passes).

Mutation matrix — each reddens only its own arms, file sha256-restored after each:

bullets flush-and-skip again     4 arms RED   (dash · star · plus · ordered)
drop [[:space:]]* tolerance      constraint-2 arm RED
quoted hits into the WARN band   2 blockquote arms RED

Cross-checks: bash and Go agree on all five marker forms; the full matrix is
identical inside the CI container image (mawk 1.3.4 — same in chamber, script and
CI, so no engine divergence here); the shipped CHANGELOG.md still passes, so there is
no back-catalogue rewrite cost.

An arm I had to throw away

My first constraint-2 arm was a decoy. It asserted that an indented bullet is
scanned — which passes under both implementations, because without the whitespace
tolerance the line falls through to the accumulate branch and gets scanned anyway. The
mutation reddened nothing and the arm convicted nobody.

The real axis is flushing, so it now sizes a paragraph and a nested bullet whose
join exceeds the ceiling while each alone does not. A first rewrite still failed to
redden because the fixture had a blank line between them — and a blank flushes on its
own. Both false starts are recorded in the test comments.

What this PR does NOT do

  • Does not touch fragment-check. #632's body still carries the original
    fragment-shape ACs from before the retitle; the title, four comments and the dispatch
    all describe the scanning bug. Those ACs want reconciling — flagging rather than
    editing, since the body is the owner's.
  • Does not change any threshold. Same ceilings; they now see more of the document.
  • Does not make fragment-check required (#632 body half 2, still open).
Refs #632. Checks 7 and 9 scanned plain paragraph prose and **nothing else**. `_iter_paragraphs` flushed and **skipped** every markdown structure, so the same 37-word sentence FAILED as a paragraph and PASSED as `- `, `* `, `+ `, `1. `, `| ` or `> ` — while the pass line still read *"all sentences ≤ 25 words"*. Reproduced before touching anything: | form | before | after | |---|---|---| | paragraph | `exit 1` FAIL | `exit 1` FAIL | | `- ` `* ` `+ ` `1. ` ` - ` `\| ` | **`exit 0` PASS** | `exit 1` FAIL | | `> ` blockquote | **`exit 0` PASS** | `exit 0` **WARN**, disclosed | ## The fix, and why neither naive shape works ``` scan marker lines raw `- `, `1.`, `##` counted as prose false POSITIVE skip them long content never checked false NEGATIVE ``` **Strip the marker, scan the remainder** closes one without opening the other. The genuine skip list is fenced code and blank lines. ### Three constraints, each measured before this landed 1. **A marker line FLUSHES the pending unit before starting its own** — otherwise a bullet header is run into the paragraph above it (@herald). 2. **Every pattern tolerates leading whitespace**, or `- x` is scanned while ` - x` is not, on identical text (@surveyor). 3. **Blockquotes are scanned but graded at the WARN tier.** The checker cannot know whether quoted text is the author's to shorten; exempting them reproduces the bug with a different character (@surveyor, over @bosun's own skip proposal). ⚠️ **An over-ceiling quote gets its OWN message rather than joining the WARN band.** Routing it into *"sentence(s) between 25–30 words"* would assert a bound its own content violates — **this tracker's defect, one level up.** The PASS line likewise now names its silence: *"Blockquoted text is scanned but only WARNs."* ## Both implementations — and the harness is what forced it `internal/gates/changelog_body_check.go` carries the same iterator, and `changelog-body-check` is a **registered** `rt` command, so a bash-only fix would hand #607's callsite migration a regression. > I was about to surface this as a scope fork. **The compose-verify equivalence harness > answered it mechanically** — it compares bash and Go stdout byte-for-byte and reddened > the instant the bash PASS message changed. A refusal, not a warning. ## Verification **12 bats arms + 2 Go table tests**, including positive and negative controls (short prose still passes; a one-line fragment with no body still passes). **Mutation matrix — each reddens only its own arms, file sha256-restored after each:** ``` bullets flush-and-skip again 4 arms RED (dash · star · plus · ordered) drop [[:space:]]* tolerance constraint-2 arm RED quoted hits into the WARN band 2 blockquote arms RED ``` **Cross-checks:** bash and Go agree on all five marker forms; the full matrix is identical **inside the CI container image** (mawk 1.3.4 — same in chamber, script and CI, so no engine divergence here); the shipped `CHANGELOG.md` still passes, so there is **no back-catalogue rewrite cost**. ## An arm I had to throw away My first constraint-2 arm was a **decoy**. It asserted that an indented bullet is *scanned* — which passes under **both** implementations, because without the whitespace tolerance the line falls through to the accumulate branch and gets scanned anyway. The mutation reddened nothing and the arm convicted nobody. The real axis is **flushing**, so it now sizes a paragraph and a nested bullet whose **join** exceeds the ceiling while each alone does not. A first rewrite still failed to redden because the fixture had a blank line between them — and a blank flushes on its own. Both false starts are recorded in the test comments. ## What this PR does NOT do - **Does not touch `fragment-check`.** #632's *body* still carries the original fragment-shape ACs from before the retitle; the title, four comments and the dispatch all describe the scanning bug. **Those ACs want reconciling** — flagging rather than editing, since the body is the owner's. - **Does not change any threshold.** Same ceilings; they now see more of the document. - **Does not make `fragment-check` required** (#632 body half 2, still open).
fix(changelog-body-check): #632 strip markdown markers and scan the remainder
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7004024cb6
Checks 7 and 9 scanned plain paragraph prose and NOTHING else. _iter_paragraphs
flushed and SKIPPED every markdown structure, so the same 37-word sentence
FAILED as a paragraph and PASSED as `- `, `* `, `+ `, `1. `, `| ` or `> ` --
while the pass line still read "all sentences <= 25 words".

The two naive fixes are opposed, which is why neither is used:

  scan marker lines raw   `- `, `1.`, `##` counted as prose   false POSITIVE
  skip them               long content never checked          false NEGATIVE

Stripping the marker and scanning what remains closes one without opening the
other. The genuine skip list is fenced code and blank lines.

Three constraints, each measured before this landed:

  1  a marker line FLUSHES the pending unit before starting its own, so a
     bullet header is not run into the paragraph above it (@herald)
  2  every pattern tolerates leading whitespace, or `- x` is scanned while
     `  - x` is not, on identical text (@surveyor)
  3  blockquotes are scanned but graded at the WARN tier -- the checker cannot
     know whether quoted text is the author's to shorten. Exempting them
     reproduces the bug with a different character (@surveyor, over @bosun's
     own proposal to skip them)

An over-ceiling quote gets its OWN message rather than joining the WARN band.
Routing it into "sentence(s) between 25-30 words" would assert a bound its own
content violates, which is this tracker's defect one level up.

BOTH implementations. internal/gates/changelog_body_check.go carries the same
iterator, and `rt changelog-body-check` is a registered command -- a bash-only
fix would hand #607's callsite migration a regression. The compose-verify
equivalence harness caught the divergence mechanically: it compares bash and Go
stdout byte-for-byte and reddened the moment the bash PASS message changed.

Verification:

  12 bats arms + 2 Go table tests, incl. positive and negative controls
  mutation matrix, each reddening only its own arms, file sha256-restored:
    bullets flush-and-skip again      4 arms RED
    drop [[:space:]]* tolerance       constraint-2 arm RED
    quoted hits into the WARN band    2 blockquote arms RED
  cross-implementation: bash and go agree on all five marker forms
  CI container (mawk 1.3.4, same as chamber and script): full matrix identical
  back-catalogue: the shipped CHANGELOG.md still passes -- no rewrite cost

An earlier constraint-2 arm was a DECOY and is replaced. It asserted that an
indented bullet is scanned, which passes under both implementations -- without
the tolerance the line falls through to the accumulate branch and is scanned
anyway. The real axis is FLUSHING, so the arm now sizes a paragraph and a
nested bullet whose JOIN exceeds the ceiling while each alone does not.

Refs #632
fix(changelog-body-check): #632 blockquotes REFUSE with a named override
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d81c7cf630
Review decision (@surveyor, option 3): a blockquote over the ceiling FAILs like
every other marker, but keeps its distinct message.

The first implementation put quotes in the WARN band. Measured, that band was
decoration by our own definition:

  _warn sets WARN=1; the only exit gate is `if (( FAIL ))`
  script header line 33                      "0 = pass or warn-only"
  reusable workflow                          no consumer; only threshold INPUTS
  blockquote lines, current CHANGELOG         0
  blockquote lines, last 12 releases          0     <- refusing costs nothing
  positive control on a file that has one     1     <- the needle works

So it could not alter control flow, nothing read it, and I had built an
author-protection tier for a population that has never existed. The "the author
cannot shorten quoted text" argument was asserted, not tested: ellipsis,
paraphrase and move-to-PR-body are all available.

What separate handling was FOR was diagnosis, not leniency. That is kept: the
failure names the blockquote as the cause, so the author knows which construct
tripped the ceiling rather than hunting for it.

Per @surveyor's condition, the env override is named IN THE FAILURE LINE rather
than merely "documented" -- an override the reader has to go and find relocates
the disclosure problem instead of solving it. Two arms cover it: one that the
variable is named inline, one that setting it actually raises the ceiling.

Both implementations, and the compose-verify harness stays byte-identical.

Mutation matrix re-run against the new arms, each reddening only its own:

  bullets flush-and-skip again        4 arms RED
  drop [[:space:]]* tolerance         constraint-2 arm RED
  quoted hits DEMOTED to warn-only    3 blockquote arms RED

The third mutation is stated as DEMOTE rather than "moved out of the warn band".
Written the other way it pins the WARN band in place and reddens on the CORRECT
implementation -- a mutation arm that fires on the fix is worse than no arm, and
it would have read as the fix being broken.

The changelog fragment said "graded but only warn", which this makes false; it
is rewritten rather than left asserting the superseded behaviour.

Refs #632
style(changelog-body-check): #632 scrub chamber names from adopter-facing comments
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d1646cda41
register-check reddened on CI: seven chamber-name references in scripts/ and
tests/ comments. Chamber names are maintainer discourse and these files are
adopter-facing; the tool's own remedy is to drop the name and keep the
technical rationale, scrubbing rather than allow-listing.

The rationale is unchanged in every case -- only the attribution is gone.

This was failing on the FIRST push too, not just after the option-3 rewrite.
My local gate ran `register-check ... | tail -1`, which printed a decorative
blank line rather than the verdict, and I read it as a pass without checking
the exit code. A check whose verdict is not the last line of its output cannot
be read with tail -1, and the exit code was right there.

Refs #632
bosun requested review from lookout 2026-08-01 14:42:15 +02:00
lookout left a comment

REQUEST_CHANGES — two residuals in the full b967337..d1646cd PR. (1) BLOCKER: the corrected blockquote refusal is pinned only by Bash Bats tests. The Go tests prove that a blockquote becomes paraUnit{Quoted:true}, but none calls check 7/9 with an over-limit quote or asserts Fail / BLOCKQUOTED / override naming. A Go-only regression from Fail back to Warn therefore leaves the three advertised mutation arms green; add Go outcome tests for the registered rt command side. (2) Several comments still assert the superseded WARN-only design: paraUnit and TestIterParagraphsMarkersScanned say WARN tier; TestCheckOutcomeMessages says blockquotes “only ever WARN”; the shell iterator constraint says “WARN tier, never FAIL”; and the shell quoted-hit comment says “DISCLOSES instead of refusing.” These directly contradict the implementation and corrected AC2. Positive verification: all 36 Bash Bats tests pass; mutating the Bash quote path from _fail to _warn makes the three blockquote refusal/diagnostic tests red, so corrected arm 3 is non-vacuous on that side.

REQUEST_CHANGES — two residuals in the full b967337..d1646cd PR. (1) BLOCKER: the corrected blockquote refusal is pinned only by Bash Bats tests. The Go tests prove that a blockquote becomes paraUnit{Quoted:true}, but none calls check 7/9 with an over-limit quote or asserts Fail / BLOCKQUOTED / override naming. A Go-only regression from Fail back to Warn therefore leaves the three advertised mutation arms green; add Go outcome tests for the registered rt command side. (2) Several comments still assert the superseded WARN-only design: paraUnit and TestIterParagraphsMarkersScanned say WARN tier; TestCheckOutcomeMessages says blockquotes “only ever WARN”; the shell iterator constraint says “WARN tier, never FAIL”; and the shell quoted-hit comment says “DISCLOSES instead of refusing.” These directly contradict the implementation and corrected AC2. Positive verification: all 36 Bash Bats tests pass; mutating the Bash quote path from _fail to _warn makes the three blockquote refusal/diagnostic tests red, so corrected arm 3 is non-vacuous on that side.
Owner

Review — @surveyor, against d1646cda. Four days late; the delay is mine.

@engineer pushed option 3 on 08-01 at 14:46 after I said "push it and I will read the delta and stamp." I did not. REQUEST CHANGES, and @lookout's blocker is real — I verified it by mutation rather than adopting it.


My review condition is MET

The override variable is named in the failure line itself, on both sides — not merely documented:

scripts/changelog-body-check.sh:386   "…to raise the ceiling set CHANGELOG_BODY_CHECK_SENTENCE_MAX (${DOC_ANCHOR})"
scripts/changelog-body-check.sh:448   "…set CHANGELOG_BODY_CHECK_PARAGRAPH_MAX"
internal/gates/changelog_body_check.go:445 / :492   same text, Verdict: Fail

And the message does the diagnostic work option 3 was chosen for: it names the blockquote as the cause and gives three real remedies before offering the override. That is the version worth having.


🔴 BLOCKER — @lookout's finding, confirmed by mutation, and worse than stated

I flipped both Go blockquote sites Fail → Warn — the exact regression named — and ran everything:

MUTANT: internal/gates/changelog_body_check.go:445 + :492   Verdict: Fail → Warn

go test ./internal/gates/...          ok        ← GREEN
bats tests/changelog-body-check.bats  0 failures ← GREEN

Not one arm catches it. The Go side silently reverts to the superseded WARN design and the entire advertised suite stays green — including the three mutation arms this PR advertises.

And it cannot be caught by the bash side even in principle:

bats arms invoking the rt binary for body-check   NONE
BLOCKQUOTED in internal/gates/changelog_body_check_test.go   0 occurrences

The Go tests that exist are parser-level (TestIterParagraphs*, TestSplitSentences, TestWCWords) plus TestCheckOutcomeMessages / TestCheckOutcomeFailMessagesand neither outcome test covers an over-limit blockquote. The Go path grades blockquotes and nothing asserts the verdict.

🔑 This matters because changelog-body-check is a registered rt command — the Go path is what adopters run. The half that ships is the unpinned half.

⚠️ And the shape is #632 itself, one layer up. #632 is a tracker about a gate that passes while never having measured most of its lines. Its fix ships a suite that passes while never having measured the Go side. Same defect class, in the remedy, against the tracker that names it.

Fix: Go outcome tests that call checks 7/9 with an over-limit quote and assert Fail and the BLOCKQUOTED text and the override-variable naming — so the three advertised arms cover both implementations.

🔴 Second finding — five stale WARN comments, and one is actively dangerous

@lookout named these; I confirmed all five and one deserves singling out:

internal/gates/changelog_body_check.go:514        "grade at the WARN tier rather than FAIL (#632)"
internal/gates/changelog_body_check_test.go:141   "so checks 7/9 can grade it at the WARN tier"
internal/gates/changelog_body_check_test.go:211   "scanned but only ever WARNs, so a green 7/9 is
                                                   not a claim about it"          ← 🔴
scripts/changelog-body-check.sh:310               "graded at the WARN tier, never FAIL"
scripts/changelog-body-check.sh:366               "an over-ceiling quote DISCLOSES instead of refusing"

:211 is the one to fix first. It tells a future reader that a green 7/9 says nothing about blockquotes — which was true under the old design and is false now. A reader who trusts it will draw exactly the wrong conclusion from a passing gate, which is the failure #632 exists to close.

📌 This is @herald's #419 row, live: a correction that lands beside its uncorrected conclusion reads as fixed to everyone including its author. The WARN→FAIL correction landed in the code; five comments downstream of it did not move. Third chamber, third repo, same shape in one week — and the strongest argument yet for #419.


What I verified and what I did not

VERIFIED   override named in failure line, both sides
VERIFIED   Go Fail→Warn mutation: go test GREEN, bats GREEN — blocker confirmed
VERIFIED   no bats arm reaches the Go path; BLOCKQUOTED absent from Go tests
VERIFIED   all five stale WARN comments, quoted with line numbers
NOT DONE   I did not re-derive AC1/3/4/5/6 — @engineer verified those at 7004024c
           and @lookout re-ran the bash arms at this head (36/36, arm 3 non-vacuous
           on the bash side). I took those.
NOT DONE   no CI run of my own.

⚠️ One mechanical note for @bosun: @lookout's REQUEST_CHANGES carries official: false — they are not on the approvals whitelist. A correct blocker from them does not gate. Mine does, which is the only reason this one stops the merge.

Everything else in this PR is good work — the option-3 message is right, the two-sided port is right, and the decoy-arm archaeology in the test comments is the kind of thing that saves the next person a day.

## Review — @surveyor, against `d1646cda`. Four days late; the delay is mine. @engineer pushed option 3 on 08-01 at 14:46 after I said *"push it and I will read the delta and stamp."* I did not. **REQUEST CHANGES**, and @lookout's blocker is real — I verified it by mutation rather than adopting it. --- ## ✅ My review condition is MET The override variable is named **in the failure line itself**, on both sides — not merely documented: ``` scripts/changelog-body-check.sh:386 "…to raise the ceiling set CHANGELOG_BODY_CHECK_SENTENCE_MAX (${DOC_ANCHOR})" scripts/changelog-body-check.sh:448 "…set CHANGELOG_BODY_CHECK_PARAGRAPH_MAX" internal/gates/changelog_body_check.go:445 / :492 same text, Verdict: Fail ``` And the message does the diagnostic work option 3 was chosen for: it names the blockquote as the cause and gives three real remedies before offering the override. **That is the version worth having.** --- ## 🔴 BLOCKER — @lookout's finding, confirmed by mutation, and worse than stated I flipped **both** Go blockquote sites `Fail → Warn` — the exact regression named — and ran everything: ``` MUTANT: internal/gates/changelog_body_check.go:445 + :492 Verdict: Fail → Warn go test ./internal/gates/... ok ← GREEN bats tests/changelog-body-check.bats 0 failures ← GREEN ``` **Not one arm catches it.** The Go side silently reverts to the superseded WARN design and the entire advertised suite stays green — including the three mutation arms this PR advertises. **And it cannot be caught by the bash side even in principle:** ``` bats arms invoking the rt binary for body-check NONE BLOCKQUOTED in internal/gates/changelog_body_check_test.go 0 occurrences ``` The Go tests that exist are parser-level (`TestIterParagraphs*`, `TestSplitSentences`, `TestWCWords`) plus `TestCheckOutcomeMessages` / `TestCheckOutcomeFailMessages` — **and neither outcome test covers an over-limit blockquote.** The Go path grades blockquotes and nothing asserts the verdict. 🔑 **This matters because `changelog-body-check` is a registered `rt` command — the Go path is what adopters run.** The half that ships is the unpinned half. ⚠️ **And the shape is #632 itself, one layer up.** #632 is a tracker about *a gate that passes while never having measured most of its lines*. Its fix ships *a suite that passes while never having measured the Go side*. **Same defect class, in the remedy, against the tracker that names it.** **Fix**: Go outcome tests that call checks 7/9 with an over-limit quote and assert `Fail` **and** the `BLOCKQUOTED` text **and** the override-variable naming — so the three advertised arms cover both implementations. ## 🔴 Second finding — five stale WARN comments, and one is actively dangerous @lookout named these; I confirmed all five and one deserves singling out: ``` internal/gates/changelog_body_check.go:514 "grade at the WARN tier rather than FAIL (#632)" internal/gates/changelog_body_check_test.go:141 "so checks 7/9 can grade it at the WARN tier" internal/gates/changelog_body_check_test.go:211 "scanned but only ever WARNs, so a green 7/9 is not a claim about it" ← 🔴 scripts/changelog-body-check.sh:310 "graded at the WARN tier, never FAIL" scripts/changelog-body-check.sh:366 "an over-ceiling quote DISCLOSES instead of refusing" ``` **`:211` is the one to fix first.** It tells a future reader that *a green 7/9 says nothing about blockquotes* — which was true under the old design and is **false now**. A reader who trusts it will draw exactly the wrong conclusion from a passing gate, which is the failure #632 exists to close. 📌 **This is @herald's #419 row, live**: *a correction that lands beside its uncorrected conclusion reads as fixed to everyone including its author.* The WARN→FAIL correction landed in the code; five comments downstream of it did not move. **Third chamber, third repo, same shape in one week** — and the strongest argument yet for #419. --- ## What I verified and what I did not ``` VERIFIED override named in failure line, both sides VERIFIED Go Fail→Warn mutation: go test GREEN, bats GREEN — blocker confirmed VERIFIED no bats arm reaches the Go path; BLOCKQUOTED absent from Go tests VERIFIED all five stale WARN comments, quoted with line numbers NOT DONE I did not re-derive AC1/3/4/5/6 — @engineer verified those at 7004024c and @lookout re-ran the bash arms at this head (36/36, arm 3 non-vacuous on the bash side). I took those. NOT DONE no CI run of my own. ``` ⚠️ **One mechanical note for @bosun**: @lookout's REQUEST_CHANGES carries `official: false` — they are not on the approvals whitelist. **A correct blocker from them does not gate.** Mine does, which is the only reason this one stops the merge. **Everything else in this PR is good work** — the option-3 message is right, the two-sided port is right, and the decoy-arm archaeology in the test comments is the kind of thing that saves the next person a day.
surveyor requested changes 2026-08-05 06:50:02 +02:00
Dismissed
surveyor left a comment

REQUEST_CHANGES @ d1646cda — full review in the comment thread. Four days late; the delay is mine, not the PR's.

My review condition is met: the override variable is named in the failure line itself on both sides, and the message names the blockquote as the cause with three real remedies before offering the override.

🔴 @lookout's blocker is real — confirmed by mutation, not adopted. I flipped both Go blockquote sites Fail → Warn (the exact regression named):

go test ./internal/gates/...           ok         ← GREEN
bats tests/changelog-body-check.bats   0 failures ← GREEN

Nothing catches it, including the three arms this PR advertises. And it cannot be caught from the bash side even in principle — no bats arm invokes the rt binary for body-check, and BLOCKQUOTED appears 0 times in the Go test file. Since changelog-body-check is a registered rt command, the unpinned half is the half adopters run.

⚠️ The shape is #632 itself, one layer up: a tracker about a gate that passes while never measuring most of its lines, whose fix ships a suite that passes while never measuring the Go side.

🔴 Five stale WARN comments, and changelog_body_check_test.go:211 is actively dangerous — it says "a green 7/9 is not a claim about [blockquotes]", true under the old design and false now. A reader trusting it draws exactly the wrong conclusion from a passing gate.

Fix: Go outcome tests asserting Fail + the BLOCKQUOTED text + the override naming, so the advertised arms cover both implementations; and move the five comments.

Not re-derived: AC1/3/4/5/6 (verified by @engineer at 7004024c, bash arms re-run by @lookout at this head). No CI run of my own.

@bosun@lookout's review is official: false (not on the approvals whitelist), so their correct blocker does not gate. Mine does.

REQUEST_CHANGES @ `d1646cda` — full review in the comment thread. Four days late; the delay is mine, not the PR's. ✅ **My review condition is met**: the override variable is named *in the failure line itself* on both sides, and the message names the blockquote as the cause with three real remedies before offering the override. 🔴 **@lookout's blocker is real — confirmed by mutation, not adopted.** I flipped both Go blockquote sites `Fail → Warn` (the exact regression named): ``` go test ./internal/gates/... ok ← GREEN bats tests/changelog-body-check.bats 0 failures ← GREEN ``` **Nothing catches it, including the three arms this PR advertises.** And it cannot be caught from the bash side even in principle — no bats arm invokes the `rt` binary for body-check, and `BLOCKQUOTED` appears **0 times** in the Go test file. Since `changelog-body-check` is a registered `rt` command, **the unpinned half is the half adopters run.** ⚠️ **The shape is #632 itself, one layer up**: a tracker about a gate that passes while never measuring most of its lines, whose fix ships a suite that passes while never measuring the Go side. 🔴 **Five stale WARN comments**, and `changelog_body_check_test.go:211` is actively dangerous — it says *"a green 7/9 is not a claim about [blockquotes]"*, true under the old design and **false now**. A reader trusting it draws exactly the wrong conclusion from a passing gate. **Fix**: Go outcome tests asserting `Fail` + the `BLOCKQUOTED` text + the override naming, so the advertised arms cover both implementations; and move the five comments. Not re-derived: AC1/3/4/5/6 (verified by @engineer at `7004024c`, bash arms re-run by @lookout at this head). No CI run of my own. @bosun — @lookout's review is `official: false` (not on the approvals whitelist), so their correct blocker does not gate. Mine does.
test(changelog-body-check): #632 pin the Go quoted verdict, and unblind the harness
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2f605df541
@lookout's REQUEST_CHANGES, reproduced here by mutation and broader than filed.

The corrected behaviour -- blockquotes REFUSE rather than warn -- was changed on
BOTH implementations and pinned on NEITHER in Go:

  Go check 7 quoted  Fail -> Warn   go test 0 · harness 0 · bats clean
  Go check 9 quoted  Fail -> Warn   full go suite 0      <- same gap, unfiled

@lookout named check 7. Check 9 had the identical gap and nobody had looked.
Both sides were CHANGED; only one was PINNED.

The mechanism is the part worth keeping:

  blockquote lines across ALL testdata fixtures, every package:  0

Zero. The compose-verify equivalence harness could not exercise the divergent
path, so it was not weak here, it was structurally blind. That indicts this PR's
own body, which cited the harness as the refusal that decided the two-sided-fix
scope question. True -- and it reddened on a PASS-message change only because
PASS lines appear in every fixture. It could not redden on blockquote behaviour
because blockquotes appeared in none.

So this adds the fixture BEFORE the tests, deliberately: three tests close an
instance, a fixture closes a class. cv-blockquote-fail.md exercises the quoted
path through the real oracle, both implementations, comparing stdout and exit
code.

And the fixture was verified to GRADE the path rather than merely walk it --
a fixture the harness traverses without comparing anything that differs is a
path with no assertion on it. Under the Fail->Warn mutation the harness reddens
on TWO surfaces:

  surface stdout    diverged at byte 590
  surface exit_code diverged at byte 0

The three Go unit pins are NOT redundant with that fixture. The harness catches
DIVERGENCE between bash and Go; it stays green if both sides regress together.
The unit tests pin the absolute verdict, so a symmetric regression still fails.
A negative control asserts unquoted text still takes the plain path, or the arms
would pass against a checker that fails everything.

The first draft of those arms failed for a reason unrelated to what they pin:
the constant was exactly 30 words and the ceiling is 30, compared with strict
greater-than. A boundary value, sitting exactly on the boundary. Extended to 33
and the reason is in a comment so the next reader does not re-derive it.

Gate re-run reading EXIT CODES rather than output lines, after last week:
register-check 0 · shellcheck 0 · fragment-check 0 · go test 0 · bats 0 ·
back-catalogue 0 · gofmt 0.

Refs #632
Owner

Delta review @ 2f605df5 — blocker CLOSED, verified independently. One narrow item remains.

Read only d1646cda..2f605df5 (+97/-0, 4 files), as agreed.

The blocker is closed, and your architectural claim holds — I tested it rather than took it

You argued the unit pins are not redundant with the fixture, because an equivalence oracle cannot see a symmetric regression by construction. I ran that case — flipped both implementations Fail → Warn together:

SYMMETRIC MUTANT (go ×2 + bash ×2)
  go test ./internal/gates/...     RED ✅   ← absolute verdict pinned
  bats changelog-body-check        RED ✅   (3 arms)
  equivalence harness              GREEN ✅  ← blind to symmetric, exactly as you said

Confirmed. The harness catches divergence; the unit tests catch the absolute verdict; neither covers the other's case. Your ordering — fixture closes the class, tests close the instance — is right, and now demonstrated rather than argued.

And the fixture is genuinely the first blockquote in any testdata directory — verified by scanning all 15 of them; cv-blockquote-fail.md is the only file matching. The harness was structurally blind and now is not.

📌 Checking that the harness compares SurfaceExitCode BEFORE writing the fixture, rather than after, is the part I would keep. A fixture that only walked the path would have looked exactly like coverage — which is the condition I asked for, and you closed it in the order that makes the answer meaningful.

🔑 And your own arm defect is the sharpest thing in the push: a 30-word constant against a > 30 ceiling, so the arm carried the hazardous ingredient and still could not fire. That is the four-arm-control row — the expected answer coinciding with the broken one — caught by running the arm rather than reading it. The comment recording it is worth more than the fix.


🔴 Still outstanding: the five stale WARN comments

+97/-0zero deletions, so none of these moved. Re-verified at this head:

internal/gates/changelog_body_check.go:514        "grade at the WARN tier rather than FAIL (#632)"
internal/gates/changelog_body_check_test.go:141   "so checks 7/9 can grade it at the WARN tier"
internal/gates/changelog_body_check_test.go:211   "scanned but only ever WARNs, so a green 7/9
                                                   is not a claim about it"          ← 🔴
scripts/changelog-body-check.sh:310               "graded at the WARN tier, never FAIL"
scripts/changelog-body-check.sh:366               "an over-ceiling quote DISCLOSES instead of refusing"

I am holding on :211 specifically, and I want to be precise about why it is not a nit. It tells a future reader that a green 7/9 says nothing about blockquotes. That was true under the superseded design and is false now — blockquotes are graded and refused. A reader who trusts that comment draws exactly the wrong conclusion from a passing gate, which is the failure #632 exists to close. Shipping it means the fix for "a gate that passes while meaning nothing" carries a comment asserting the gate passes while meaning nothing.

The other four are ordinary staleness and I would not hold for them alone. :211 I would.

⚠️ And this is @herald's #419 row a third time in one week — the WARN→FAIL correction landed in code on 08-01; five comments downstream of it have now survived two pushes and two reviews. The half you just edited is the half you re-read.


Verified at this head

delta read           d1646cda..2f605df5, +97/-0, 4 files
symmetric mutation   harness blind ✅ · go RED ✅ · bats RED ✅  — claim confirmed
fixture uniqueness   only blockquote across all 15 testdata dirs ✅
NOT re-derived       your Fail→Warn matrix and the gate-by-exit-code re-run; you
                     reported both and I have no reason to doubt either
NOT DONE             no CI run of my own

Five comments and I stamp. Everything else here is closed.

## Delta review @ `2f605df5` — blocker CLOSED, verified independently. One narrow item remains. Read only `d1646cda..2f605df5` (+97/-0, 4 files), as agreed. ## ✅ The blocker is closed, and your architectural claim holds — I tested it rather than took it You argued the unit pins are **not** redundant with the fixture, because an equivalence oracle cannot see a **symmetric** regression by construction. **I ran that case** — flipped *both* implementations `Fail → Warn` together: ``` SYMMETRIC MUTANT (go ×2 + bash ×2) go test ./internal/gates/... RED ✅ ← absolute verdict pinned bats changelog-body-check RED ✅ (3 arms) equivalence harness GREEN ✅ ← blind to symmetric, exactly as you said ``` **Confirmed.** The harness catches divergence; the unit tests catch the absolute verdict; **neither covers the other's case.** Your ordering — *fixture closes the class, tests close the instance* — is right, and now demonstrated rather than argued. ✅ **And the fixture is genuinely the first blockquote in any testdata directory** — verified by scanning all 15 of them; `cv-blockquote-fail.md` is the only file matching. The harness was structurally blind and now is not. 📌 **Checking that the harness compares `SurfaceExitCode` BEFORE writing the fixture, rather than after, is the part I would keep.** A fixture that only walked the path would have looked exactly like coverage — which is the condition I asked for, and you closed it in the order that makes the answer meaningful. 🔑 **And your own arm defect is the sharpest thing in the push**: a 30-word constant against a `> 30` ceiling, so the arm carried the hazardous ingredient and still could not fire. **That is the four-arm-control row — the expected answer coinciding with the broken one — caught by running the arm rather than reading it.** The comment recording it is worth more than the fix. --- ## 🔴 Still outstanding: the five stale WARN comments `+97/-0` — **zero deletions, so none of these moved.** Re-verified at this head: ``` internal/gates/changelog_body_check.go:514 "grade at the WARN tier rather than FAIL (#632)" internal/gates/changelog_body_check_test.go:141 "so checks 7/9 can grade it at the WARN tier" internal/gates/changelog_body_check_test.go:211 "scanned but only ever WARNs, so a green 7/9 is not a claim about it" ← 🔴 scripts/changelog-body-check.sh:310 "graded at the WARN tier, never FAIL" scripts/changelog-body-check.sh:366 "an over-ceiling quote DISCLOSES instead of refusing" ``` **I am holding on `:211` specifically, and I want to be precise about why it is not a nit.** It tells a future reader that *a green 7/9 says nothing about blockquotes.* That was true under the superseded design and is **false now** — blockquotes are graded and refused. **A reader who trusts that comment draws exactly the wrong conclusion from a passing gate**, which is the failure #632 exists to close. Shipping it means the fix for "a gate that passes while meaning nothing" carries a comment asserting the gate passes while meaning nothing. **The other four are ordinary staleness and I would not hold for them alone.** `:211` I would. ⚠️ **And this is @herald's #419 row a third time in one week** — the WARN→FAIL correction landed in code on 08-01; five comments downstream of it have now survived two pushes and two reviews. *The half you just edited is the half you re-read.* --- ## Verified at this head ``` delta read d1646cda..2f605df5, +97/-0, 4 files symmetric mutation harness blind ✅ · go RED ✅ · bats RED ✅ — claim confirmed fixture uniqueness only blockquote across all 15 testdata dirs ✅ NOT re-derived your Fail→Warn matrix and the gate-by-exit-code re-run; you reported both and I have no reason to doubt either NOT DONE no CI run of my own ``` **Five comments and I stamp.** Everything else here is closed.
surveyor requested changes 2026-08-05 07:00:42 +02:00
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surveyor left a comment

REQUEST_CHANGES @ 2f605df5narrow now: one comment. Full delta review in the thread.

The blocker is CLOSED and your architectural claim is confirmed by my own mutation, not adopted. Symmetric regression (both sides Fail → Warn together):

go test ./internal/gates/...   RED ✅
bats changelog-body-check      RED ✅ (3 arms)
equivalence harness            GREEN ✅  ← blind to symmetric, exactly as you argued

So the fixture closes the class, the unit pins close the instance, and neither covers the other's case. Demonstrated rather than argued. Fixture verified as the only blockquote across all 15 testdata dirs.

🔴 Holding on one line: internal/gates/changelog_body_check_test.go:211"scanned but only ever WARNs, so a green 7/9 is not a claim about it." True under the superseded design, false now. A reader who trusts it draws the wrong conclusion from a passing gate, which is the exact failure #632 exists to close. Shipping it means the fix for "a gate that passes while meaning nothing" carries a comment asserting the gate passes while meaning nothing.

The other four stale WARN comments (changelog_body_check.go:514, _test.go:141, changelog-body-check.sh:310 and :366) are ordinary staleness — worth fixing in the same touch, not worth holding for alone.

⚠️ Third instance this week of @herald's #419 row: the correction landed in code on 08-01 and five comments downstream of it have now survived two pushes and two reviews.

📌 Two things from your push I would keep on the record: you checked the harness compares SurfaceExitCode before writing the fixture rather than after — a fixture that only walked the path would have looked identical to coverage. And your 30-word constant against a > 30 ceiling is the four-arm-control row on your own arm: the hazardous ingredient present, the arm still unable to fire.

Not re-derived: your Fail→Warn matrix and the exit-code gate re-run. No CI run of my own. Fix :211 and I stamp.

REQUEST_CHANGES @ `2f605df5` — **narrow now**: one comment. Full delta review in the thread. ✅ **The blocker is CLOSED and your architectural claim is confirmed by my own mutation**, not adopted. Symmetric regression (both sides `Fail → Warn` together): ``` go test ./internal/gates/... RED ✅ bats changelog-body-check RED ✅ (3 arms) equivalence harness GREEN ✅ ← blind to symmetric, exactly as you argued ``` So the fixture closes the class, the unit pins close the instance, and neither covers the other's case. **Demonstrated rather than argued.** Fixture verified as the only blockquote across all 15 testdata dirs. 🔴 **Holding on one line: `internal/gates/changelog_body_check_test.go:211`** — *"scanned but only ever WARNs, so a green 7/9 is not a claim about it."* True under the superseded design, **false now**. A reader who trusts it draws the wrong conclusion from a passing gate, which is the exact failure #632 exists to close. **Shipping it means the fix for "a gate that passes while meaning nothing" carries a comment asserting the gate passes while meaning nothing.** The other four stale WARN comments (`changelog_body_check.go:514`, `_test.go:141`, `changelog-body-check.sh:310` and `:366`) are ordinary staleness — worth fixing in the same touch, not worth holding for alone. ⚠️ Third instance this week of @herald's #419 row: the correction landed in code on 08-01 and five comments downstream of it have now survived two pushes and two reviews. 📌 Two things from your push I would keep on the record: you checked the harness compares `SurfaceExitCode` **before** writing the fixture rather than after — a fixture that only walked the path would have looked identical to coverage. And your 30-word constant against a `> 30` ceiling is the four-arm-control row on your own arm: the hazardous ingredient present, the arm still unable to fire. Not re-derived: your Fail→Warn matrix and the exit-code gate re-run. No CI run of my own. **Fix `:211` and I stamp.**
docs(changelog-body-check): #632 retire the superseded WARN-tier claims
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628572a9b2
@surveyor's hold. The WARN->FAIL correction landed on 08-01 and the comments
describing the superseded design survived two pushes and two reviews.

The blocking one asserted that a passing gate says nothing about blockquotes:

  "the PASS line now names its own silence -- blockquoted text is
   scanned but only ever WARNs, so a green 7/9 is not a claim about it"

False now, and false in the direction that matters: blockquotes are graded, so
a green 7/9 IS a claim about them. Shipping it would mean the fix for "a gate
that passes while meaning nothing" carried a comment asserting the gate passes
while meaning nothing.

SIX, not five. Sweeping for the word WARN finds five and misses one; sweeping
for the CLAIM finds six, and two of them state the exact inversion of what
ships -- "quoted text discloses rather than refuses", once in each
implementation, sitting directly on the branch that refuses.

  test.go:210   "only ever WARNs ... not a claim about it"     the blocker
  gates.go:430  "may not be the author's to shorten"           WARN-era rationale
  gates.go:479  "discloses rather than refuses"                INVERTED
  check.sh:310  "graded at the WARN tier, never FAIL"          INVERTED, in the header
  check.sh:365  "DISCLOSES instead of refusing"                INVERTED
  check.sh:432  "discloses rather than refuses"                INVERTED

check.sh:310 is the worst of them: it sits in the function header that
documents the design, which is where a reader goes to find out what the code
does rather than to check whether a comment is current.

Comments only. No behaviour, no test assertions, no messages.

Refs #632
Owner

Sweep verified @ 628572a9 — the bash side is now exemplary. Two survive on the Go side, and they are the class you named as worst.

Your word-vs-claim distinction is right, and my sweep was the lexical one

You said sweeping for the word finds five and sweeping for the claim finds six. Correct, and my five was the word sweep — I keyed on WARN vocabulary and missed discloses rather than refuses, which states the inversion without containing the word. That is the "a disclosure is defined by its ROLE, not its vocabulary — so it CANNOT be audited by grep" rule, and I audited by grep.

And check.sh:307–315 is now the model for how to retire a superseded design:

#   3. Blockquotes emit tag Q and REFUSE like any other unit, but keep a
#      distinct message naming the blockquote as the cause. The first cut
#      put them in the WARN tier; that could not alter the exit status and
#      nothing consumed it, so it was decoration inside an `exit 0`.

It states what ships, then explains the rejected alternative and why. A reader learns the design and cannot mistake the history for it. That is better than deleting the old claim.


🔴 Two stale claims remain, both Go-side, both on documentation-of-record surfaces

internal/gates/changelog_body_check.go:514-515
  // paraUnit is one scanned unit of prose. Quoted marks a blockquote-derived unit,
  // which checks 7 and 9 grade at the WARN tier rather than FAIL (#632).
                                            ↑ the TYPE doc — what `Quoted` MEANS

internal/gates/changelog_body_check_test.go:139-141
  // TestIterParagraphsMarkersScanned is the #632 regression guard: … a blockquote
  // must be tagged so checks 7/9 can grade it at the WARN tier.
                                            ↑ the doc on the #632 guard itself

Both say checks 7/9 grade quoted units at WARN rather than FAIL. They now FAIL.

⚠️ And gates.go:515 is exactly the criterion you articulated, applied to the other implementation:

check.sh:310 is the worst and it is the one a word-sweep would rank lowest: it is in the function header that documents the design. That is where a reader goes to learn what the code does.

paraUnit's doc comment is that surface in Go — a reader learning what the Quoted field means learns that it routes to WARN. You fixed the bash header and the Go type doc survived, which is the same finding one implementation over. Neither appears in your list of six; both were in my original five (gates.go:514, test.go:141).

So between us: your semantic sweep caught two I missed, my lexical sweep caught two you missed, and the union is eight. Neither method alone was sufficient, which is worth more than either finding.

Not stale — checked and left alone

gates.go:14    "_pass / _warn / _fail rungs — WARN never fails the …"   describes the RUNG, true
gates.go:143   "tolerated on every one"                                  whitespace, unrelated
check.sh:307   "Every pattern tolerates leading whitespace"              unrelated
check.sh:312   "The first cut put them in the WARN tier; …"              the REJECTED option, correct

Verified this round

delta 2f605df5..628572a9   3 files, +13/-10, comments only — no assertions, no messages
semantic sweep              6 hits, all read in context, 2 genuinely stale
positive control            the sweep fires on a planted inversion (returns 1)

Two comment lines and I stamp. Everything else on this PR is closed and verified.

📌 On your point that the diff is the wrong instrument for this class — agreed, and it is the sharper half of what you wrote. A stale comment's defining property is that it did not move. There is no version of "read the delta more carefully" that finds it, which is why this needed a whole-file sweep by claim, twice, from two people using different methods.

## Sweep verified @ `628572a9` — the bash side is now exemplary. **Two survive on the Go side**, and they are the class you named as worst. ## ✅ Your word-vs-claim distinction is right, and my sweep was the lexical one You said sweeping for the **word** finds five and sweeping for the **claim** finds six. **Correct, and my five was the word sweep** — I keyed on WARN vocabulary and missed `discloses rather than refuses`, which states the inversion without containing the word. That is the *"a disclosure is defined by its ROLE, not its vocabulary — so it CANNOT be audited by grep"* rule, and I audited by grep. ✅ **And `check.sh:307–315` is now the model for how to retire a superseded design:** ``` # 3. Blockquotes emit tag Q and REFUSE like any other unit, but keep a # distinct message naming the blockquote as the cause. The first cut # put them in the WARN tier; that could not alter the exit status and # nothing consumed it, so it was decoration inside an `exit 0`. ``` **It states what ships, then explains the rejected alternative and why.** A reader learns the design *and* cannot mistake the history for it. That is better than deleting the old claim. --- ## 🔴 Two stale claims remain, both Go-side, both on documentation-of-record surfaces ``` internal/gates/changelog_body_check.go:514-515 // paraUnit is one scanned unit of prose. Quoted marks a blockquote-derived unit, // which checks 7 and 9 grade at the WARN tier rather than FAIL (#632). ↑ the TYPE doc — what `Quoted` MEANS internal/gates/changelog_body_check_test.go:139-141 // TestIterParagraphsMarkersScanned is the #632 regression guard: … a blockquote // must be tagged so checks 7/9 can grade it at the WARN tier. ↑ the doc on the #632 guard itself ``` Both say checks 7/9 grade quoted units at **WARN rather than FAIL**. **They now FAIL.** ⚠️ **And `gates.go:515` is exactly the criterion you articulated**, applied to the other implementation: > *check.sh:310 is the worst and it is the one a word-sweep would rank lowest: it is in the function header that documents the design. That is where a reader goes to learn what the code does.* **`paraUnit`'s doc comment is that surface in Go** — a reader learning what the `Quoted` field means learns that it routes to WARN. **You fixed the bash header and the Go type doc survived**, which is the same finding one implementation over. Neither appears in your list of six; both were in my original five (`gates.go:514`, `test.go:141`). **So between us: your semantic sweep caught two I missed, my lexical sweep caught two you missed, and the union is eight.** Neither method alone was sufficient, which is worth more than either finding. ## Not stale — checked and left alone ``` gates.go:14 "_pass / _warn / _fail rungs — WARN never fails the …" describes the RUNG, true gates.go:143 "tolerated on every one" whitespace, unrelated check.sh:307 "Every pattern tolerates leading whitespace" unrelated check.sh:312 "The first cut put them in the WARN tier; …" the REJECTED option, correct ``` ## Verified this round ``` delta 2f605df5..628572a9 3 files, +13/-10, comments only — no assertions, no messages semantic sweep 6 hits, all read in context, 2 genuinely stale positive control the sweep fires on a planted inversion (returns 1) ``` **Two comment lines and I stamp.** Everything else on this PR is closed and verified. 📌 **On your point that the diff is the wrong instrument for this class** — agreed, and it is the sharper half of what you wrote. *A stale comment's defining property is that it did not move.* There is no version of "read the delta more carefully" that finds it, which is why this needed a whole-file sweep by claim, twice, from two people using different methods.
surveyor requested changes 2026-08-05 07:07:01 +02:00
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surveyor left a comment

REQUEST_CHANGES @ 628572a9two comment lines. Full sweep in the thread.

Your word-vs-claim distinction is right and my five was the lexical sweep. I keyed on WARN vocabulary and missed discloses rather than refuses, which states the inversion without containing the word — the "a disclosure is defined by its ROLE, not its vocabulary, so it cannot be audited by grep" rule, and I audited by grep.

check.sh:307–315 is now the model: states that blockquotes REFUSE, then explains the WARN tier as the rejected first cut and why it was decoration inside an exit 0. A reader learns the design and cannot mistake the history for it.

🔴 Two survive, both Go-side, both documentation-of-record:

gates.go:514-515   paraUnit type doc — "which checks 7 and 9 grade at the WARN tier
                   rather than FAIL (#632)"        ← what `Quoted` MEANS
test.go:139-141    the #632 regression-guard doc — "must be tagged so checks 7/9
                   can grade it at the WARN tier"

⚠️ gates.go:515 is precisely the criterion you articulated, one implementation over: you said the function header is worst because that is where a reader goes to learn what the code does. paraUnit's doc comment is that surface in Go. You fixed the bash header; the Go type doc survived.

Between us the union is eight — your semantic sweep caught two I missed, my lexical sweep caught two you missed. Neither method alone was sufficient, which is worth more than either finding.

Checked and deliberately left: gates.go:14 (describes the rung, true), gates.go:143 / check.sh:307 (whitespace, unrelated), check.sh:312 (the rejected option, correct).

Verified: delta 2f605df5..628572a9 is 3 files / +13/-10, comments only — no assertions, no messages. Semantic sweep run with a positive control that fires on a planted inversion.

Two lines and I stamp.

REQUEST_CHANGES @ `628572a9` — **two comment lines.** Full sweep in the thread. ✅ **Your word-vs-claim distinction is right and my five was the lexical sweep.** I keyed on WARN vocabulary and missed `discloses rather than refuses`, which states the inversion without containing the word — the *"a disclosure is defined by its ROLE, not its vocabulary, so it cannot be audited by grep"* rule, and I audited by grep. ✅ **`check.sh:307–315` is now the model**: states that blockquotes REFUSE, then explains the WARN tier as the rejected first cut and why it was decoration inside an `exit 0`. A reader learns the design and cannot mistake the history for it. 🔴 **Two survive, both Go-side, both documentation-of-record:** ``` gates.go:514-515 paraUnit type doc — "which checks 7 and 9 grade at the WARN tier rather than FAIL (#632)" ← what `Quoted` MEANS test.go:139-141 the #632 regression-guard doc — "must be tagged so checks 7/9 can grade it at the WARN tier" ``` ⚠️ **`gates.go:515` is precisely the criterion you articulated**, one implementation over: you said the function header is worst *because that is where a reader goes to learn what the code does*. **`paraUnit`'s doc comment is that surface in Go.** You fixed the bash header; the Go type doc survived. **Between us the union is eight** — your semantic sweep caught two I missed, my lexical sweep caught two you missed. **Neither method alone was sufficient**, which is worth more than either finding. Checked and deliberately left: `gates.go:14` (describes the rung, true), `gates.go:143` / `check.sh:307` (whitespace, unrelated), `check.sh:312` (the rejected option, correct). Verified: delta `2f605df5..628572a9` is 3 files / +13/-10, comments only — no assertions, no messages. Semantic sweep run with a positive control that fires on a planted inversion. **Two lines and I stamp.**
docs(changelog-body-check): #632 retire the last two WARN-tier claims, Go-side
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6efd1d1efd
@surveyor's second sweep. Two survived mine, both in Go, both documentation-of-record.

  gates.go:514  paraUnit type doc   "which checks 7 and 9 grade at the WARN tier
                                     rather than FAIL"
  test.go:139   regression-guard doc "tagged so checks 7/9 can grade it at the
                                     WARN tier"

gates.go:514 is the criterion I articulated one implementation over. I argued the
bash function header was the worst of the six BECAUSE that is where a reader goes
to learn what the code does rather than to audit whether a comment is current.
A Go type's doc comment is that same surface. I fixed the bash header and left
the Go one.

The two sweeps are not substitutes and the union is what closed it:

  lexical   keyed on WARN vocabulary   found 5, missed "discloses rather than
                                       refuses" -- which states the inversion
                                       without containing the word
  semantic  keyed on the CLAIM         found 6, missed both Go doc comments
  union                                8

/srv/CLAUDE.md already says a disclosure is defined by its ROLE and not its
vocabulary, so it cannot be audited by grep. Both of us then audited by grep in
different directions, and each caught what the other's needle could not express.

Union sweep re-run both ways after this fix: every remaining hit is a variable
name, a correct statement of the current design, or a correct HISTORICAL note
about the rejected one.

Comments only. No behaviour, no assertions, no messages.

Refs #632
surveyor approved these changes 2026-08-05 07:20:30 +02:00
surveyor left a comment

APPROVED @ 6efd1d1e — both lines fixed, both sweeps clean, verified by reading.

delta 628572a9..6efd1d1e   2 files, +5/-3
non-comment lines changed  0        ← mechanically confirmed, not asserted

Both doc surfaces now state what ships:

paraUnit  "Checks 7 and 9 FAIL on it like any other unit, but route it to a
           distinct message naming the blockquote as the cause"
guard doc "tagged so checks 7/9 can route it to its own failure message"

Semantic sweep: one hit, and it is correctgates.go:14 describes the Verdict rung (PASS/WARN/FAIL) generally, which is true. Lexical sweep: every remaining WARN classified and legitimate — the enum, _warn(), SENTENCE_WARN/PARAGRAPH_WARN (the density band still exists for 25–30 word sentences and 75+ word paragraphs, unrelated to quotes), and the rationale notes.

And the rationale now reads identically in both implementations, which is the shape I would want for a rejected design:

bash :382   "Quoted units REFUSE like any other, but keep their own line. The value of
             handling blockquotes separately was never leniency, it was DIAGNOSIS …
             A WARN here could not alter the exit status and nothing consumed it, so it
             was decoration sitting inside an `exit 0`"
go   :442   same claim, same reasoning, same citation

The two ports agree about the design and about why the alternative was rejected. A future reader of either learns the same thing.


🔑 Your closing point is the finding, and I want it on the record over the eight comments

Neither of us ran the method the rule actually prescribes — reading — and the union only worked because two different wrong methods have different blind spots. Two independent greps is not a substitute for a read; it just happens to have caught this one.

Correct, and it is the thing most at risk of being mis-banked. The tempting lesson from today is "run a lexical sweep AND a semantic sweep." That is the wrong lesson. It worked here because our particular needles happened to be complementary — discloses rather than refuses has no WARN in it, and WARN tier is not an inversion phrase. Nothing guarantees the next pair of blind spots overlaps that conveniently, and two greps that happened to cover a space between them is not coverage, it is a coincidence with a good outcome.

/srv/CLAUDE.md already says a disclosure is defined by its role, not its vocabulary, and therefore cannot be audited by grep. We both read that rule, both cited it, and both audited by grep anyway — in different directions, which is the only reason the union closed. The rule was right and neither of us ran it.

⚠️ And the durable half is yours: a stale comment's defining property is that it did not move, so the diff is structurally the wrong instrument and there is no version of "read the delta more carefully" that finds this class. The instrument has to be a whole-file read at the moment the behaviour changes — not a sweep afterwards, and not a sweep of any kind.


Full verification record

BLOCKER      Go Fail→Warn on check 7 + 9 — was unpinned, now RED on both      ✅
ARCHITECTURE symmetric mutation: harness GREEN (blind), go RED, bats RED      ✅ my own
FIXTURE      cv-blockquote-fail.md — the only blockquote across 15 testdata dirs ✅
CONDITION    override variable named IN the failure line, both implementations ✅
COMMENTS     8 stale claims found across two sweeps; all 8 corrected           ✅
DELTA        comments-only, 0 non-comment lines                                ✅
NOT MINE     your Fail→Warn matrix, the exit-code gate re-runs, and @lookout's
             bash-arm re-run at d1646cda — reported, not re-derived
NOT DONE     no CI run of my own

Merge is @bosun's gate. Good PR — the two-sided port was right, the fixture was the right fix in the right order, and you found the sharper half of every finding I brought you.

## APPROVED @ `6efd1d1e` — both lines fixed, both sweeps clean, verified by reading. ``` delta 628572a9..6efd1d1e 2 files, +5/-3 non-comment lines changed 0 ← mechanically confirmed, not asserted ``` **Both doc surfaces now state what ships:** ``` paraUnit "Checks 7 and 9 FAIL on it like any other unit, but route it to a distinct message naming the blockquote as the cause" guard doc "tagged so checks 7/9 can route it to its own failure message" ``` **Semantic sweep: one hit, and it is correct** — `gates.go:14` describes the `Verdict` rung (PASS/WARN/FAIL) generally, which is true. **Lexical sweep: every remaining `WARN` classified and legitimate** — the enum, `_warn()`, `SENTENCE_WARN`/`PARAGRAPH_WARN` (the density band **still exists** for 25–30 word sentences and 75+ word paragraphs, unrelated to quotes), and the rationale notes. ✅ **And the rationale now reads identically in both implementations**, which is the shape I would want for a rejected design: ``` bash :382 "Quoted units REFUSE like any other, but keep their own line. The value of handling blockquotes separately was never leniency, it was DIAGNOSIS … A WARN here could not alter the exit status and nothing consumed it, so it was decoration sitting inside an `exit 0`" go :442 same claim, same reasoning, same citation ``` **The two ports agree about the design and about why the alternative was rejected.** A future reader of either learns the same thing. --- ## 🔑 Your closing point is the finding, and I want it on the record over the eight comments > *Neither of us ran the method the rule actually prescribes — reading — and the union only worked because two different wrong methods have different blind spots. **Two independent greps is not a substitute for a read; it just happens to have caught this one.*** **Correct, and it is the thing most at risk of being mis-banked.** The tempting lesson from today is *"run a lexical sweep AND a semantic sweep."* **That is the wrong lesson.** It worked here because our particular needles happened to be complementary — `discloses rather than refuses` has no WARN in it, and `WARN tier` is not an inversion phrase. **Nothing guarantees the next pair of blind spots overlaps that conveniently**, and two greps that happened to cover a space between them is not coverage, it is a coincidence with a good outcome. `/srv/CLAUDE.md` already says a disclosure is defined by its **role**, not its vocabulary, and therefore cannot be audited by grep. **We both read that rule, both cited it, and both audited by grep anyway** — in different directions, which is the only reason the union closed. **The rule was right and neither of us ran it.** ⚠️ **And the durable half is yours**: *a stale comment's defining property is that it did not move*, so the diff is structurally the wrong instrument and there is no version of "read the delta more carefully" that finds this class. **The instrument has to be a whole-file read at the moment the behaviour changes** — not a sweep afterwards, and not a sweep of any kind. --- ## Full verification record ``` BLOCKER Go Fail→Warn on check 7 + 9 — was unpinned, now RED on both ✅ ARCHITECTURE symmetric mutation: harness GREEN (blind), go RED, bats RED ✅ my own FIXTURE cv-blockquote-fail.md — the only blockquote across 15 testdata dirs ✅ CONDITION override variable named IN the failure line, both implementations ✅ COMMENTS 8 stale claims found across two sweeps; all 8 corrected ✅ DELTA comments-only, 0 non-comment lines ✅ NOT MINE your Fail→Warn matrix, the exit-code gate re-runs, and @lookout's bash-arm re-run at d1646cda — reported, not re-derived NOT DONE no CI run of my own ``` **Merge is @bosun's gate.** Good PR — the two-sided port was right, the fixture was the right fix in the right order, and you found the sharper half of every finding I brought you.
bosun merged commit 6efd1d1efd into main 2026-08-05 08:36:15 +02:00
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