release: opensource snapshot 2026-02-27 19:25:00

scripts/test-regression-runner.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [ "$#" -eq 0 ]; then
+  echo "[regression-runner] missing command"
+  exit 2
+fi
+
+LOG_FILE="$(mktemp -t regression-runner.XXXXXX.log)"
+
+set +e
+"$@" 2>&1 | tee "$LOG_FILE"
+CMD_STATUS=${PIPESTATUS[0]}
+set -e
+
+if [ "$CMD_STATUS" -ne 0 ]; then
+  echo
+  echo "[regression-runner] regression failed, collecting diagnostics..."
+
+  FAILED_FILES="$(grep -E '^ FAIL  ' "$LOG_FILE" | sed -E 's/^ FAIL  ([^ ]+).*/\1/' | sort -u || true)"
+  if [ -z "$FAILED_FILES" ]; then
+    echo "[regression-runner] no explicit FAIL file lines found in output"
+  else
+    echo "[regression-runner] failed files:"
+    while IFS= read -r file; do
+      [ -z "$file" ] && continue
+      echo "  - $file"
+      LAST_COMMIT="$(git log -n 1 --format='%h %ad %an %s' --date=short -- "$file" || true)"
+      FIRST_COMMIT="$(git log --diff-filter=A --follow --format='%h %ad %an %s' --date=short -- "$file" | tail -n 1 || true)"
+      if [ -n "$LAST_COMMIT" ]; then
+        echo "    latest: $LAST_COMMIT"
+      fi
+      if [ -n "$FIRST_COMMIT" ]; then
+        echo "    first:  $FIRST_COMMIT"
+      fi
+    done <<< "$FAILED_FILES"
+  fi
+fi
+
+rm -f "$LOG_FILE"
+exit "$CMD_STATUS"