Function idempotency

test/ship-version-sync.test.ts:36–77

(base: string)

  ) + "\n";

const idempotency = (base: string): { stdout: string; code: number } => {
  const script = `
cd "${dir}" || exit 2
BASE_VERSION="${base}"
CURRENT_VERSION=$(cat VERSION 2>/dev/null | tr -d '\\r\\n[:space:]' || echo "0.0.0.0")
[ -z "$CURRENT_VERSION" ] && CURRENT_VERSION="0.0.0.0"
PKG_VERSION=""
PKG_EXISTS=0
if [ -f package.json ]; then
  PKG_EXISTS=1
  if command -v node >/dev/null 2>&1; then
    PKG_VERSION=$(node -e 'const p=require("./package.json");process.stdout.write(p.version||"")' 2>/dev/null)
    PARSE_EXIT=$?
  elif command -v bun >/dev/null 2>&1; then
    PKG_VERSION=$(bun -e 'const p=require("./package.json");process.stdout.write(p.version||"")' 2>/dev/null)
    PARSE_EXIT=$?
  else
    echo "ERROR: no parser"; exit 1
  fi
  if [ "$PARSE_EXIT" != "0" ]; then
    echo "ERROR: invalid JSON"; exit 1
  fi
fi
if [ "$CURRENT_VERSION" = "$BASE_VERSION" ]; then
  if [ "$PKG_EXISTS" = "1" ] && [ -n "$PKG_VERSION" ] && [ "$PKG_VERSION" != "$CURRENT_VERSION" ]; then
    echo "STATE: DRIFT_UNEXPECTED"; exit 1
  fi
  echo "STATE: FRESH"
else
  if [ "$PKG_EXISTS" = "1" ] && [ -n "$PKG_VERSION" ] && [ "$PKG_VERSION" != "$CURRENT_VERSION" ]; then
    echo "STATE: DRIFT_STALE_PKG"
  else
    echo "STATE: ALREADY_BUMPED"
  fi
fi`;
  try {
    const stdout = execSync(script, { shell: "/bin/bash", encoding: "utf8" });
    return { stdout: stdout.trim(), code: 0 };
  } catch (e: any) {
    return { stdout: (e.stdout || "").toString().trim(), code: e.status ?? 1 };
  }
};

const bump = (newVer: string): { code: number } => {
  const script = `