import { TransitionGuard } from './transition-guard';
/**
 * Define trigger behaviour.
 *
 * @export
 * @abstract
 * @class TriggerBehaviour
 * @template TState
 * @template TTrigger
 * @link https://github.com/dotnet-state-machine/stateless/blob/dev/src/Stateless/TriggerBehaviour.cs
 */
export declare abstract class TriggerBehaviour<TState, TTrigger, TContext = undefined> {
    private readonly _trigger;
    private readonly _guard;
    /**
     * Creates an instance of TriggerBehaviour.
     * @param {TTrigger} _trigger
     * @param {(TransitionGuard | null)} guard TransitionGuard (null if no guard function)
     * @memberof TriggerBehaviour
     */
    constructor(_trigger: TTrigger, guard: TransitionGuard<TContext> | null);
    readonly trigger: TTrigger;
    /**
     * Guard is the transition guard for this trigger.  Equal to TransitionGuard.Empty if there is no transition guard
     *
     * @readonly
     * @type {TransitionGuard}
     * @memberof TriggerBehaviour
     */
    readonly guard: TransitionGuard<TContext>;
    /**
     * Guards is the list of guard functions for the transition guard for this trigger
     *
     * @readonly
     * @memberof TriggerBehaviour
     */
    readonly guards: Array<((args: any[]) => boolean | Promise<boolean>) | null>;
    /**
     * GuardConditionsMet is true if all of the guard functions return true or if there are no guard functions
     *
     * @param {any[]} args
     * @param {TContext} [context]
     * @returns {Promise<boolean>}
     * @memberof TriggerBehaviour
     */
    guardConditionsMet(args: any[], context?: TContext): Promise<boolean>;
    /**
     * UnmetGuardConditions is a list of the descriptions of all guard conditionswhose guard function returns false
     *
     *
     * @param {any[]} args
     * @param {TContext} [context]
     * @returns {Promise<string[]>}
     * @memberof TriggerBehaviour
     */
    unmetGuardConditions(args: any[], context?: TContext): Promise<string[]>;
    abstract resultsInTransitionFrom(source: TState, args: any[]): Promise<[boolean, TState]>;
}
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