Fork card: null-answerer vectors for Revision and Retraction (additive) #118

Merged
libby merged 2 commits from libby/fork-card-null-answerer-variants into main 2026-11-11 18:30:22 +00:00 AGit
3 changed files with 1014 additions and 11 deletions

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@ -9,6 +9,7 @@ All notable changes to `@gamecult/cultnet-ts` are recorded here, following
- Fork card (`contracts/cultnet/governance/fork-card.md`): `raised_at`, a required key holding an RFC3339 instant string or nil (the question's first admission time), outside `options_hash`; the card vectors are re-pinned with the key, three negatives (epoch integer, date-only string, missing key) and a nil-`raised_at` valid card; every `optionsHash` digest is unchanged.
- Fork card reader views (`fork-card.md`, "Reader views"): the card gains `decider_count` (required, 1 to 64) and `deciders` may be empty (ids withheld from a non-decider); the record gains `answerer_count` (distinct answerers over every stored answer, refusals included); `answerer` is nullable inside a record shown to a non-decider. Card and record vectors are re-pinned (card map header `DE0011` to `DE0012`, record `85` to `86`); withheld twins, the R-card, R-record, R-entry, R-list and R-answer-result rule vectors and a no-leak byte check are new; every `optionsHash` and `bodyDigests` digest is unchanged.
- Fork card vectors: a nil `answerer` is now pinned for Revision and Retraction as well as Counted and Refused (`deskAnswer` `withheld_answerer_revision`, `withheld_answerer_retraction`; entries `open_counted_revision_and_retraction` and its withheld twin; a list scenario pair; negatives for a nil answerer in an `answer_result` and for a named Retraction or an over-count in a withheld entry). Additive: every existing vector, `optionsHash` and `bodyDigests` digest is unchanged.
- `WriteTracker`: a write sent after `sessionEnd` settles unconfirmed `session_ended` when it is sent (it stayed unanswered forever). The replay runner now fails on an event key outside `scenarios.semantics` and on a vector count that differs from the file's `counts`; seven tracker vectors are new. A blank text in a raw frame is Unicode White_Space, not `String.prototype.trim()`.
- Write receipt, client side (`contracts/cultnet/interop/write-receipt.md`): `cultnet.write_admitted.v0` and `cultnet.error.v1` (v0 plus `messageId`; its closed code set adds `limit_reached`, `CULTNET_ERROR_V1_CODES`) parse and encode, and `CULTNET_WRITE_RECEIPT_MESSAGE_VERSIONS` / `helloAdvertisesWriteReceipts` name the hello capability. `cultnet.error.v0` and its code set are unchanged. `WriteTracker` settles each write as admitted, refused or unconfirmed (windows `RECEIPT_RESULT_WINDOW_MS` 5000 and `LEGACY_RESULT_WINDOW_MS` 500, counted from the send; late answers recorded as `admitted_late` / `refused_late`), and `tools/replay-write-receipt-vectors.mjs` replays the vectors against it (see README, "Write receipt replay runner"). The interop schemas are read from `contracts/cultnet/interop/`.
- `message_invalid` joins the closed `cultnet.error.v0` code set, with `cultNetMessageInvalidError(field, reason)` (`details.field` names the request field at fault), byte-identical to the C# `ForMessageInvalid`.

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@ -220,6 +220,7 @@ def body(choice=None, note=None, h=None, at="2026-11-12T19:02:00Z", fork=FID, re
return {"schemaVersion": "gamecult.fork.answer_request.v0", "fork_id": fork, "options_hash": h or H, "answer": a,
"retracted": retracts is not None, "retracts": retracts, "answered_at": at, "request_id": rid or next_rid()}
def retraction(target, **kw): return body(retracts=target, **kw)
NULLANS_RID = "0000b001-0000-4000-8000-00000000b001"
NOTE = "Keep it local: a slot mark is the author's call, and sharing it is a separate act."
def srv(aid, who, at, auth="Operator"): return {"answer_id": aid, "answerer": who, "authority": auth, "received_at": at}
TAIL = {"unauthenticated": "a verified session is required", "body_forbidden_field": "answerer and authority are set by the receiver", "body_unknown_field": "the body is a closed shape",
@ -411,6 +412,15 @@ ENTRIES = [fentry(q5, [a5], "n1"), fentry(q4), fentry(q3, [a3, r3], "n1"), fentr
a5b = da("Revision", "n1", None, fbody(q5, "yes", NOTE), srv("n2", OP, T(4)))
TWICE = fentry(q5, [a5, a5b], "n1") # two answers, one account
q0 = fcard(0)
# Revision and Retraction answers are nullable like Counted and Refused: one fork holding a Counted, its Revision and a Retraction of the Counted (appended after the older entries; nothing above moves)
q6 = fcard(6); _RID = RID[0] # the request_id counter is restored after this block: no later body changes
a6 = da("Counted", None, None, fbody(q6, "no", NOTE), srv("n1", OP, T(2)))
a6r = da("Revision", "n1", None, fbody(q6, "yes", NOTE), srv("n2", OP, T(4)))
a6x = da("Retraction", "n1", None, body(retracts="n1", h=q6["options_hash"], fork=q6["fork_id"]), srv("n3", OP, T(6)))
RID[0] = _RID
REVRET = fentry(q6, [a6, a6r, a6x], "n2")
WREVRET = withheld(REVRET)
NAMED_RETRACTION = json.loads(json.dumps(WREVRET)); NAMED_RETRACTION["record"]["answers"][2]["answerer"] = HM
WENTRIES = [withheld(e) for e in ENTRIES]
MIXED = json.loads(json.dumps(WENTRIES[2])); MIXED["record"]["answers"][0]["answerer"] = OP # one answer named among nils
ORDER0 = [fentry(fcard(3)), fentry(fcard(2)), fentry(fcard(1)), fentry(q0)] # a Mind whose oldest card has order 0
@ -441,6 +451,8 @@ LISTS = [
{"name": "order_zero_is_legal_but_no_cursor_names_it", "ordinal": 9, "entries": ORDER0, "steps": [lstep(ORDER0, 9, lreq(limit=3)), lstep(ORDER0, 9, lreq(cursor="c1", limit=3))]},
{"name": "non_decider_page", "ordinal": 412, "entries": WENTRIES, "twin": "all_forks_one_page", "steps": [lstep(WENTRIES, 412, lreq(limit=50))]},
{"name": "a_mind_with_no_forks", "ordinal": 7, "entries": [], "steps": [lstep([], 7, lreq(mind="nibu", limit=10))]},
{"name": "counted_revision_and_retraction_page", "ordinal": 413, "entries": [REVRET], "steps": [lstep([REVRET], 413, lreq(limit=10))]},
{"name": "non_decider_counted_revision_and_retraction_page", "ordinal": 413, "entries": [WREVRET], "twin": "counted_revision_and_retraction_page", "steps": [lstep([WREVRET], 413, lreq(limit=10))]},
]
# A page may stop short of `limit` when the next entry would pass the receiver's response budget; a list whose first
# entry alone passes it is refused `fork_too_large` (422). The budget is not in the vector: a step records what the receiver answered, and the
@ -629,7 +641,9 @@ fork = {
[("counted", CNT), ("revision", REV), ("retraction", da("Retraction", "n1", None, retraction("n1"), sr("n8"))),
("withheld_answerer", dict(CNT, answerer=None)),
("refused_stale", da("Refused", None, "stale_fork", stale_body(), sx1)),
("refused_closed_retraction_names_its_target", da("Refused", None, "fork_closed", retraction("n1"), sr("n9")))]],
("refused_closed_retraction_names_its_target", da("Refused", None, "fork_closed", retraction("n1"), sr("n9"))),
("withheld_answerer_revision", dict(REV, answerer=None)),
("withheld_answerer_retraction", dict(da("Retraction", "n1", None, retraction("n1", rid=NULLANS_RID), sr("n8")), answerer=None))]],
"invalid": [dict(bad(n, w, m), messagePackHex=hx(m)) for n, w, m in [
("counted_with_a_code", "only Refused carries a code", dict(CNT, code="fork_closed")),
("refused_without_a_code", "Refused carries a reason code", dict(REF, code=None)),
@ -645,7 +659,9 @@ fork = {
("no_answerer", "answerer is stamped on every stored answer", dict(CNT, answerer="")),
]]},
"resultsInvalid": [dict(bad(n, w, m), messagePackHex=hx(m)) for n, w, m in [
("answer_result_with_a_nil_answerer", "rule R-answer-result: the answer is the sender's own, stamped with their account; a nil answerer exists only inside a record shown to a non-decider (not expressible in the schema)", dict(result(dict(CNT, answerer=None)), counted_answer_id="n1"))]],
("answer_result_with_a_nil_answerer", "rule R-answer-result: the answer is the sender's own, stamped with their account; a nil answerer exists only inside a record shown to a non-decider (not expressible in the schema)", dict(result(dict(CNT, answerer=None)), counted_answer_id="n1")),
("answer_result_with_a_nil_answerer_on_a_revision", "rule R-answer-result holds for every outcome: a Revision the sender just made is stamped with their account (not expressible in the schema)", dict(result(dict(REV, answerer=None)), counted_answer_id="n2")),
("answer_result_with_a_nil_answerer_on_a_retraction", "rule R-answer-result holds for every outcome: a Retraction the sender just made is stamped with their account (not expressible in the schema)", dict(result(dict(da("Retraction", "n1", None, retraction("n1", rid=NULLANS_RID), sr("n8")), answerer=None)), counted_answer_id=None))]],
"results": [{"name": r["name"], "httpStatus": r["httpStatus"], "message": r["message"], "messagePackHex": hx(r["message"])} for r in STORED_REFUSALS],
"doorRefusals": [{"name": c, "httpStatus": HTTP[c], "message": refusal_doc(c), "messagePackHex": hx(refusal_doc(c))} for c in TAIL] + [{"name": "fork_too_large", "httpStatus": HTTP["fork_too_large"], "message": SHORT_PAGES[1]["steps"][0]["refusal"], "messagePackHex": SHORT_PAGES[1]["steps"][0]["refusalHex"]}],
"unavailable": [{"name": "second_door_down", "httpStatus": 503, "message": unavailable_doc(30), "messagePackHex": hx(unavailable_doc(30))},
@ -666,7 +682,9 @@ fork = {
("mind_empty", "a read names a Mind", {"schemaVersion": "gamecult.fork.read_request.v0", "mind": "", "fork_id": FID}),
("mind_missing", "map-mode writes every key; the Mind is the route's", {"schemaVersion": "gamecult.fork.read_request.v0", "fork_id": FID})]]},
"entry": {"valid": [{"name": n, "message": e, "messagePackHex": hx(e)} for n, e in [("open_no_answers", ENTRIES[1]), ("open_counted", ENTRIES[0]), ("closed_with_ruling_and_a_refusal", ENTRIES[2])]]
+ [dict({"name": n, "message": e, "messagePackHex": hx(e)}, twin=t) for n, e, t in [("withheld_open_counted", WENTRIES[0], "open_counted"), ("withheld_closed_with_ruling_and_a_refusal", WENTRIES[2], "closed_with_ruling_and_a_refusal"), ("withheld_no_answers", WENTRIES[1], "open_no_answers")]],
+ [dict({"name": n, "message": e, "messagePackHex": hx(e)}, twin=t) for n, e, t in [("withheld_open_counted", WENTRIES[0], "open_counted"), ("withheld_closed_with_ruling_and_a_refusal", WENTRIES[2], "closed_with_ruling_and_a_refusal"), ("withheld_no_answers", WENTRIES[1], "open_no_answers")]]
+ [{"name": "open_counted_revision_and_retraction", "message": REVRET, "messagePackHex": hx(REVRET)},
dict({"name": "withheld_counted_revision_and_retraction", "message": WREVRET, "messagePackHex": hx(WREVRET)}, twin="open_counted_revision_and_retraction")],
"invalid": [dict(bad(n, w, m), messagePackHex=hx(m)) for n, w, m in [
("entry_without_record", "an entry holds the card and its record", {k: v for k, v in ENTRIES[0].items() if k != "record"}),
("record_of_another_fork", "rule: the record names the card's fork (not expressible in the schema)", dict(ENTRIES[0], record=dict(ENTRIES[0]["record"], fork_id="gamecult-chat:question:q9"))),
@ -683,7 +701,9 @@ fork = {
("withheld_count_over_no_answers", "rule R-record: with no answers the count is 0 in both views (not expressible in the schema)", with_count(WENTRIES[1], 1)),
("decider_card_with_withheld_answers", "rule R-entry: a card that shows deciders is the decider view, so every answerer is named (not expressible in the schema)", withheld_answers(ENTRIES[0])),
("withheld_card_with_named_answers", "rule R-entry, the leak: a card with deciders withheld beside an answer that still names its account (not expressible in the schema)", dict(ENTRIES[0], card=WENTRIES[0]["card"])),
("card_hash_wrong", "rule: the server computes options_hash and a client recomputes it; a card with another hash is no card", dict(ENTRIES[1], card=dict(ENTRIES[1]["card"], options_hash=STALE_H), record=dict(ENTRIES[1]["record"], options_hash=STALE_H)))]]},
("card_hash_wrong", "rule: the server computes options_hash and a client recomputes it; a card with another hash is no card", dict(ENTRIES[1], card=dict(ENTRIES[1]["card"], options_hash=STALE_H), record=dict(ENTRIES[1]["record"], options_hash=STALE_H))),
("withheld_revision_and_retraction_beside_a_named_retraction", "rule R-entry: a withheld card beside one named answerer, a Retraction's included (not expressible in the schema)", NAMED_RETRACTION),
("withheld_revision_and_retraction_count_over_the_answers", "rule R-record: withheld answers are at most as many answerers as answers (three answers, count 4; not expressible in the schema)", with_count(WREVRET, 4))]]},
"listInvalid": [dict(bad(n, w, m), messagePackHex=hx(m)) for n, w, m in [
("next_cursor_malformed", "a cursor is c<N>", dict(LISTS[0]["steps"][0]["response"], next_cursor="more")),
("stamp_malformed", "a stamp is s<N>", dict(LISTS[0]["steps"][0]["response"], stamp="412")),