WithDynamicParams type

Signature:

export type WithDynamicParams<TContext extends MachineContext, TExpressionEvent extends EventObject, T extends ParameterizedObject> = T extends any ? ConditionalRequired<{
    type: T['type'];
    params?: T['params'] | (({ context, event }: {
        context: TContext;
        event: TExpressionEvent;
    }) => T['params']);
}, undefined extends T['params'] ? false : true> : never;

References: MachineContext, EventObject, ParameterizedObject