Merge pull request #245 from cndgrr/build/242-post-merge-pr-order
fix(issueflow): the deliverable PR is the last merged, not the highest numbered
This commit is contained in:
Daniel Marin
GitHub
commit
78a86198d2
3 changed files with 104 additions and 17 deletions
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@ -157,9 +157,19 @@ post_merge_decision() { # $1 merged Refs PR, $2 linked open PR, $3 already handl
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fi
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}
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post_merge_pr_for_issue() { # $1 issue; records are ISSUE<TAB>PR
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awk -F '\t' -v issue="$1" '$1 == issue { print $2 }' \
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<<<"${MERGED_REF_PR_RECORDS:-}" | sort -n | tail -n1
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post_merge_pr_for_issue() { # $1 issue; records are ISSUE<TAB>PR<TAB>MERGED_AT
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# The deliverable is the PR that merged last, not the one numbered highest.
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# Merge order is not number order in this family: crew#176's two Refs PRs
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# merged #184 at 19:05:16Z and #182 at 19:05:18Z — the higher number two
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# seconds earlier. Number order is also what spends a marker on the wrong
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# PR: crew#321 carries `post-merge-transition-pr-326` while its real
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# deliverable crew#322 — a lower number, merging later — is still open, so
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# under the old rule the transition it owes could never fire (#242).
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# mergedAt is ISO-8601 UTC, so it sorts as a string; ties break by highest
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# PR number so the answer never depends on input order.
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awk -F '\t' -v issue="$1" '$1 == issue { print $3 "\t" $2 }' \
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<<<"${MERGED_REF_PR_RECORDS:-}" \
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| sort -t $'\t' -k1,1 -k2,2n | tail -n1 | cut -f2
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}
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post_merge_transition_marker() { # $1 merged PR number
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@ -507,16 +517,24 @@ main() {
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query($owner: String!, $name: String!, $endCursor: String) {
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repository(owner: $owner, name: $name) {
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pullRequests(first: 100, states: MERGED, after: $endCursor) {
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nodes { number body }
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nodes { number mergedAt body }
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pageInfo { hasNextPage endCursor }
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}
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}
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}' --jq '.data.repository.pullRequests.nodes[]
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| .number as $pr | .body | split("\n")[]
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| [$pr, .] | @tsv' \
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| while IFS=$'\t' read -r pr body; do
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| .number as $pr | .mergedAt as $merged | .body | split("\n")[]
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| [$pr, $merged, .] | @tsv' \
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| while IFS= read -r record; do
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# Split on exact tabs rather than IFS: tab is IFS whitespace, so bash
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# collapses a run of them, and a middle column that ever came back
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# empty would silently shift the body one field left. The body is
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# arbitrary text and stays last, where the remainder belongs.
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pr="${record%%$'\t'*}"
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rest="${record#*$'\t'}"
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merged="${rest%%$'\t'*}"
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body="${rest#*$'\t'}"
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while IFS= read -r issue; do
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[ -n "$issue" ] && printf '%s\t%s\n' "$issue" "$pr"
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[ -n "$issue" ] && printf '%s\t%s\t%s\n' "$issue" "$pr" "$merged"
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done < <(refs_references <<<"$body")
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done)"
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5
changelog.d/242.md
Normal file
5
changelog.d/242.md
Normal file
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@ -0,0 +1,5 @@
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### Fixed
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- The issue-flow sweep now reads an issue's deliverable as the `Refs` PR that
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merged last, not the one numbered highest — merge order is not number order,
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and the old rule spent the transition marker on the wrong PR (#242).
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@ -106,6 +106,44 @@ check "a handled merged Refs episode does not transition again" 0 "KEEP" \
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post_merge_decision 12 false true <<<"- [ ] verify after merge"
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check "merged Refs with all criteria checked does not transition" 0 "KEEP" \
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post_merge_decision 12 false false </dev/null
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# The deliverable is the PR that merged last, not the one numbered highest
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# (#242). The first row is crew#176's measured shape — #184 merged
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# 19:05:16Z, #182 merged 19:05:18Z — so it fails against the old sort -n.
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MERGED_REF_PR_RECORDS=$'176\t184\t2026-07-30T19:05:16Z\n176\t182\t2026-07-30T19:05:18Z'
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check "the later merge wins over the higher PR number" 0 "182" \
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post_merge_pr_for_issue 176
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MERGED_REF_PR_RECORDS=$'12\t100\t2026-07-30T10:00:00Z\n12\t101\t2026-07-30T11:00:00Z'
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check "number order agreeing with merge order still answers the later merge" 0 "101" \
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post_merge_pr_for_issue 12
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MERGED_REF_PR_RECORDS=$'176\t184\t2026-07-30T19:05:16Z\n321\t326\t2026-08-03T14:44:46Z\n176\t182\t2026-07-30T19:05:18Z\n321\t322\t2026-08-03T16:00:00Z'
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check "interleaved issues each resolve to their own last merge" 0 "182" \
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post_merge_pr_for_issue 176
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check "...and a neighbouring issue's later merge never leaks in" 0 "322" \
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post_merge_pr_for_issue 321
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# Two PRs can share a mergedAt second, so the tie-break is specified rather
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# than left to whichever record the sweep happened to emit first.
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MERGED_REF_PR_RECORDS=$'55\t70\t2026-07-30T19:05:16Z\n55\t71\t2026-07-30T19:05:16Z'
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check "an identical mergedAt breaks to the highest PR number" 0 "71" \
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post_merge_pr_for_issue 55
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MERGED_REF_PR_RECORDS=$'55\t71\t2026-07-30T19:05:16Z\n55\t70\t2026-07-30T19:05:16Z'
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check "...and swapping the two input lines gives the same answer" 0 "71" \
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post_merge_pr_for_issue 55
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MERGED_REF_PR_RECORDS=$'176\t184\t2026-07-30T19:05:16Z'
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check "an issue with no merged Refs PR still answers empty" 0 "" \
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test -z "$(post_merge_pr_for_issue 999)"
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check "...so its post-merge decision is KEEP" 0 "KEEP" \
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post_merge_decision "$(post_merge_pr_for_issue 999)" false false \
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<<<"- [ ] verify after merge"
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MERGED_REF_PR_RECORDS=""
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# mergedAt must stay a field on the merged-PR node set already fetched: the
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# record shape gets richer, the request count does not (#242).
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check "the sweep still issues exactly two GraphQL queries" 0 "2" \
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grep -c 'gh api graphql' "$ROOT/actions/issueflow-reconcile/issueflow-reconcile.sh"
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check "...with mergedAt selected on the merged-PR node it already fetched" 0 "" \
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grep -qF 'nodes { number mergedAt body }' \
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"$ROOT/actions/issueflow-reconcile/issueflow-reconcile.sh"
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check "one closed offsite PR nudges" 0 "NUDGE" offsite_resolved_decision <<<"CLOSED"
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check "two closed offsite PRs nudge" 0 "NUDGE" offsite_resolved_decision <<< $'CLOSED\nCLOSED'
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check "one open offsite PR keeps quiet" 0 "QUIET" offsite_resolved_decision <<< $'CLOSED\nOPEN'
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@ -279,10 +317,10 @@ issue_stub_gh() {
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fi
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}
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issue_probe() { # $1 issue, $2 labels, $3 assignees, $4 open PR, $5 merged PR, $6 body
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issue_probe() { # $1 issue, $2 labels, $3 assignees, $4 open PR, $5 merged PR specs, $6 body
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(
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local assignees="${3:-1}" open_pr="${4:-false}" merged_ref_pr="${5:-}"
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local body="${6:-}" assignee_json='[]'
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local assignees="${3:-1}" open_pr="${4:-false}" merged_ref_prs="${5:-}"
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local body="${6:-}" assignee_json='[]' spec pr merged_at
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[ "$assignees" -eq 0 ] || assignee_json='[{"login":"owner-bot"}]'
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REPO=owner/repo NOW="$INOW"
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ISSUE_LABELS="$2"
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@ -290,11 +328,18 @@ issue_probe() { # $1 issue, $2 labels, $3 assignees, $4 open PR, $5 merged PR, $
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--argjson assignees "$assignee_json" --arg body "$body" \
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'{created_at: $at, assignees: $assignees, body: $body}')"
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if [ "$open_pr" = true ]; then OPEN_PR_ISSUES="$1"; else OPEN_PR_ISSUES=""; fi
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if [ -n "$merged_ref_pr" ]; then
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MERGED_REF_PR_RECORDS="$(printf '%s\t%s\n' "$1" "$merged_ref_pr")"
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else
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MERGED_REF_PR_RECORDS=""
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fi
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# Records are ISSUE<TAB>PR<TAB>MERGED_AT (#242). A spec is `PR` or
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# `PR@<iso>`; the bare form takes a fixed hour-old merge, which is every
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# probe that does not care about merge order. An empty list is no record
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# at all, so the no-merged-PR probes read exactly as they did.
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MERGED_REF_PR_RECORDS="$(
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# shellcheck disable=SC2086 # the spec list is deliberately word-split
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for spec in $merged_ref_prs; do
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pr="${spec%%@*}"
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merged_at="${spec#*@}"
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[ "$merged_at" != "$spec" ] || merged_at="$(iso_at $((INOW - 3600)))"
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printf '%s\t%s\t%s\n' "$1" "$pr" "$merged_at"
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done)"
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run() { "$@"; }
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gh() { issue_stub_gh "$@"; }
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reconcile_issue "$1" 2>&1
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@ -432,6 +477,25 @@ check "a later merged Refs PR gets an episode-specific transition comment" 0 ""
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check "...and the later episode still transitions" 0 "" \
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grep -qF 'merged Refs PR -> post-merge; claim released' <<<"$second_transition"
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# End to end on the crew#321 shape: the later merge is the *lower*-numbered
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# PR, and its marker is already on the issue. Selecting by number would find
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# no marker for #461, fire the transition a second time, and release a claim
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# the board already released (#242).
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recent_timeline 46
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jq -n --arg b '<!-- issueflow:post-merge-transition-pr-460 -->' \
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--arg at "$(iso_at $((INOW - 60)))" \
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'[{"body":$b,"created_at":$at}]' >"$(cfix 46)"
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spent_edit_count="$(wc -l <"$TMP/issue-edits")"
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spent="$(issue_probe 46 claimed 1 false \
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"461@$(iso_at $((INOW - 7200))) 460@$(iso_at $((INOW - 3600)))" \
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'- [ ] verify after merge')"
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check "the marker of the later-merged lower-numbered PR is the one read" 0 "" \
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test -z "$spent"
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# shellcheck disable=SC2016 # positional parameters belong to bash -c
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check "...so the spent transition is not fired a second time" 0 "" \
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bash -c 'test "$1" -eq "$(wc -l <"$2")" && test ! -f "$3"' _ \
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"$spent_edit_count" "$TMP/issue-edits" "$TMP/posted-46"
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printf '[]\n' >"$(cfix 45)"
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issue_probe 45 $'claimed\npost-merge' >/dev/null
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# shellcheck disable=SC2016 # Markdown backticks are literal evidence
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@ -632,7 +696,7 @@ check "...and the sweep still runs" 0 "" \
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# Keep this at main() granularity: the GraphQL gather and loop are the code
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# a sourced decision probe cannot exercise (#91's lesson).
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printf '%s\n' \
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'{"data":{"repository":{"pullRequests":{"nodes":[{"number":400,"body":"Refs #40","closingIssuesReferences":{"nodes":[]}}],"pageInfo":{"hasNextPage":false,"endCursor":null}}}}}' \
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'{"data":{"repository":{"pullRequests":{"nodes":[{"number":400,"mergedAt":"2026-07-30T19:05:16Z","body":"Refs #40","closingIssuesReferences":{"nodes":[]}}],"pageInfo":{"hasNextPage":false,"endCursor":null}}}}}' \
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>"$ARRIVAL/fixtures/graphql.json"
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printf '[{"number":40}]\n' \
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>"$ARRIVAL/fixtures/repos_owner_repo_issues_state_open_per_page_100.json"
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