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4.19 kBTypeScriptView Raw
1import { MachineSnapshot } from "./State.js";
2import type { StateNode } from "./StateNode.js";
3import { AnyEventObject, AnyMachineSnapshot, AnyStateNode, AnyTransitionDefinition, DelayedTransitionDefinition, EventObject, InitialTransitionConfig, InitialTransitionDefinition, MachineContext, StateValue, TransitionDefinition, TODO, UnknownAction, ActionFunction, AnyTransitionConfig, AnyActorScope } from "./types.js";
4type StateNodeIterable<TContext extends MachineContext, TE extends EventObject> = Iterable<StateNode<TContext, TE>>;
5type AnyStateNodeIterable = StateNodeIterable<any, any>;
6export declare function getAllStateNodes(stateNodes: Iterable<AnyStateNode>): Set<AnyStateNode>;
7export declare function getStateValue(rootNode: AnyStateNode, stateNodes: AnyStateNodeIterable): StateValue;
8export declare function isInFinalState(stateNodeSet: Set<AnyStateNode>, stateNode: AnyStateNode): boolean;
9export declare const isStateId: (str: string) => boolean;
10export declare function getCandidates<TEvent extends EventObject>(stateNode: StateNode<any, TEvent>, receivedEventType: TEvent['type']): Array<TransitionDefinition<any, TEvent>>;
11/** All delayed transitions from the config. */
12export declare function getDelayedTransitions(stateNode: AnyStateNode): Array<DelayedTransitionDefinition<MachineContext, EventObject>>;
13export declare function formatTransition<TContext extends MachineContext, TEvent extends EventObject>(stateNode: AnyStateNode, descriptor: string, transitionConfig: AnyTransitionConfig): AnyTransitionDefinition;
14export declare function formatTransitions<TContext extends MachineContext, TEvent extends EventObject>(stateNode: AnyStateNode): Map<string, TransitionDefinition<TContext, TEvent>[]>;
15export declare function formatInitialTransition<TContext extends MachineContext, TEvent extends EventObject>(stateNode: AnyStateNode, _target: string | undefined | InitialTransitionConfig<TContext, TEvent, TODO, TODO, TODO, TODO>): InitialTransitionDefinition<TContext, TEvent>;
16export declare function getInitialStateNodes(stateNode: AnyStateNode): Set<AnyStateNode>;
17/**
18 * Returns the relative state node from the given `statePath`, or throws.
19 *
20 * @param statePath The string or string array relative path to the state node.
21 */
22export declare function getStateNodeByPath(stateNode: AnyStateNode, statePath: string | string[]): AnyStateNode;
23/**
24 * Returns the state nodes represented by the current state value.
25 *
26 * @param stateValue The state value or State instance
27 */
28export declare function getStateNodes<TContext extends MachineContext, TEvent extends EventObject>(stateNode: AnyStateNode, stateValue: StateValue): Array<AnyStateNode>;
29export declare function transitionNode<TContext extends MachineContext, TEvent extends EventObject>(stateNode: AnyStateNode, stateValue: StateValue, snapshot: MachineSnapshot<TContext, TEvent, any, any, any, any, any, any>, event: TEvent): Array<TransitionDefinition<TContext, TEvent>> | undefined;
30/** https://www.w3.org/TR/scxml/#microstepProcedure */
31export declare function microstep<TContext extends MachineContext, TEvent extends EventObject>(transitions: Array<AnyTransitionDefinition>, currentSnapshot: AnyMachineSnapshot, actorScope: AnyActorScope, event: AnyEventObject, isInitial: boolean, internalQueue: Array<AnyEventObject>): AnyMachineSnapshot;
32export declare let executingCustomAction: ActionFunction<any, any, any, any, any, any, any, any, any> | false;
33export declare function resolveActionsAndContext(currentSnapshot: AnyMachineSnapshot, event: AnyEventObject, actorScope: AnyActorScope, actions: UnknownAction[], internalQueue: AnyEventObject[], deferredActorIds?: string[]): AnyMachineSnapshot;
34export declare function macrostep(snapshot: AnyMachineSnapshot, event: EventObject, actorScope: AnyActorScope, internalQueue?: AnyEventObject[]): {
35 snapshot: typeof snapshot;
36 microstates: Array<typeof snapshot>;
37};
38/**
39 * Resolves a partial state value with its full representation in the state
40 * node's machine.
41 *
42 * @param stateValue The partial state value to resolve.
43 */
44export declare function resolveStateValue(rootNode: AnyStateNode, stateValue: StateValue): StateValue;
45export {};