ReadonlysuppressedErrors: readonly unknown[]Distinct secondary processing or cleanup errors, excluding the primary reason. Repeated values are deduplicated with SameValueZero equality (as in Array.includes).
Readonlykind: "cancelled"Readonlyreason: unknownCancellation reason passed to cancel() or signal.abort() (may be undefined).
Readonlykind: "failed"Readonlyreason: unknownPrimary error that caused the execution or its cleanup to fail (may be undefined).
Summary of how a stream execution terminated and whether any secondary errors occurred during teardown.