ActionFunction type

Signature:

export type ActionFunction<TContext extends MachineContext, TExpressionEvent extends EventObject, TEvent extends EventObject, TParams extends ParameterizedObject['params'] | undefined, TActor extends ProvidedActor, TAction extends ParameterizedObject, TGuard extends ParameterizedObject, TDelay extends string> = {
    (args: ActionArgs<TContext, TExpressionEvent, TEvent>, params: TParams): void;
    _out_TEvent?: TEvent;
    _out_TActor?: TActor;
    _out_TAction?: TAction;
    _out_TGuard?: TGuard;
    _out_TDelay?: TDelay;
};

References: MachineContext, EventObject, ParameterizedObject, ProvidedActor, ActionArgs