Interface: HierarchicalRewindDrainParams<TIn, THandle>

Defined in: runtime/flow/hierarchical-rewind-drain-params.ts:13

Parameters for executing the 4-step Hierarchical Rewind Drain Barrier (SPEC.md §3.10).

Supplies the flow execution context, target rewindToStepId, updated flow input, and optional onRewind scope hook.

Type Parameters

Type Parameter	Default type	Description
TIn	unknown	Validated flow input payload type.
THandle	unknown	Runtime handle type of the active isolation scope.

Properties

Property	Modifier	Type	Description	Defined in
flowCtx	readonly	FlowExecutionContext<TIn, THandle>	Active flow execution context.	runtime/flow/hierarchical-rewind-drain-params.ts:15
onRewindHook?	readonly	ScopeRewindHookASTNode<THandle>	Optional scope rewind hook executed during Step 4 of the drain barrier.	runtime/flow/hierarchical-rewind-drain-params.ts:21
rewindToStepId	readonly	string | null	Target step or branch ID in flow.nodes to rewind execution to (or null when cancelling).	runtime/flow/hierarchical-rewind-drain-params.ts:17
stepTerminalStatus?	readonly	"INTERRUPTED" | "CANCELLED"	Terminal status recorded on the interrupted active step ('INTERRUPTED' or 'CANCELLED').	runtime/flow/hierarchical-rewind-drain-params.ts:25
targetStepBaseScopeCheckpoint?	readonly	string	Optional base scope checkpoint recorded when the target step originally started.	runtime/flow/hierarchical-rewind-drain-params.ts:23
updatedInput	readonly	TIn	Updated flow input payload produced by onSignal.updateMapper.	runtime/flow/hierarchical-rewind-drain-params.ts:19