Function isExecutionCancellation

packages/runtime/src/runtime-kernel.ts:3780–3793

(
  error: unknown,
  cancellation: RuntimeExecutionCancellation,
)

}

function isExecutionCancellation(
  error: unknown,
  cancellation: RuntimeExecutionCancellation,
): boolean {
  const seen = new Set<unknown>();
  let current = error;
  while (current !== null && (typeof current === 'object' || typeof current === 'function')) {
    if (current === cancellation) return true;
    if (seen.has(current)) return false;
    seen.add(current);
    current = 'cause' in current ? current.cause : undefined;
  }
  return false;
}

class FailureCollector {
  private readonly failures: unknown[] = [];