Function describeSyncFailure

packages/core/sdk/src/executor.ts:918–926

(error: unknown)

 *  stringification drops a `cause` that is an `Error` — so unwrap one level and
 *  keep both halves. */
const describeSyncFailure = (error: unknown): string => {
  const base =
    error instanceof Error && error.message.length > 0
      ? error.message
      : Inspectable.toStringUnknown(error, 0);
  const cause = (error as { readonly cause?: unknown } | null | undefined)?.cause;
  if (cause instanceof Error && cause.message.length > 0) return `${base}: ${cause.message}`;
  return base;
};
// oxlint-enable executor/no-instanceof-error, executor/no-unknown-error-message

const createDefaultMemoryDb = (tables: FumaTables): ExecutorDb => {