Class: StrandsFailureConverter

strands.StrandsFailureConverter

Failure converter that preserves Strands InterruptError payloads across the activity boundary as typed, non-retryable ApplicationFailures and marks deterministic Strands model errors as non-retryable.

Read by the worker and client via DataConverter.failureConverterPath; the named export below is what StrandsPlugin wires in.

Hierarchy

• DefaultFailureConverter

  ↳ StrandsFailureConverter

Implements

• FailureConverter

Constructors

constructor

• new StrandsFailureConverter(options?): StrandsFailureConverter

Parameters

Name	Type
options?	Partial<DefaultFailureConverterOptions>

Returns

StrandsFailureConverter

Inherited from

DefaultFailureConverter.constructor

Properties

options

• Readonly options: DefaultFailureConverterOptions

Inherited from

DefaultFailureConverter.options

Methods

errorToFailure

▸ errorToFailure(err, payloadConverter, context?): IFailure

Converts a caught error to a Failure proto message.

Parameters

Name	Type
err	unknown
payloadConverter	PayloadConverter
context?	SerializationContext

Returns

IFailure

Implementation of

FailureConverter.errorToFailure

Overrides

DefaultFailureConverter.errorToFailure

---

errorToFailureInner

▸ errorToFailureInner(err, payloadConverter, context?): IFailure

Parameters

Name	Type
err	unknown
payloadConverter	PayloadConverter
context?	SerializationContext

Returns

IFailure

Inherited from

DefaultFailureConverter.errorToFailureInner

---

failureToError

▸ failureToError(failure, payloadConverter, context?): Error

Converts a Failure proto message to a JS Error object.

The returned error must be an instance of TemporalFailure.

Parameters

Name	Type
failure	IFailure
payloadConverter	PayloadConverter
context?	SerializationContext

Returns

Error

Implementation of

FailureConverter.failureToError

Inherited from

DefaultFailureConverter.failureToError

---

failureToErrorInner

▸ failureToErrorInner(failure, payloadConverter, context?): Error

Converts a Failure proto message to a JS Error object.

Does not set common properties, that is done in failureToError.

Parameters

Name	Type
failure	IFailure
payloadConverter	PayloadConverter
context?	SerializationContext

Returns

Error

Inherited from

DefaultFailureConverter.failureToErrorInner

---

optionalErrorToOptionalFailure

▸ optionalErrorToOptionalFailure(err, payloadConverter, context?): undefined | IFailure

Converts an error to a Failure proto message if defined or returns undefined

Parameters

Name	Type
err	unknown
payloadConverter	PayloadConverter
context?	SerializationContext

Returns

undefined | IFailure

Inherited from

DefaultFailureConverter.optionalErrorToOptionalFailure

---

optionalFailureToOptionalError

▸ optionalFailureToOptionalError(failure, payloadConverter, context?): undefined | Error

Converts a Failure proto message to a JS Error object if defined or returns undefined.

Parameters

Name	Type
failure	undefined | null | IFailure
payloadConverter	PayloadConverter
context?	SerializationContext

Returns

undefined | Error

Inherited from

DefaultFailureConverter.optionalFailureToOptionalError