import EventEmitter from 'eventemitter3';
export interface IFSM extends FSM {
}
declare const abortCtrl: unique symbol;
declare const cacheResult: unique symbol;
export declare type State = string | MiddleState;
declare type contextType = string | object;
export interface ChangeOption {
    ignoreError?: boolean;
    action?: string;
    success?: (result: any) => any;
    fail?: (err: FSMError) => any;
    /**
     * 用于组合一组状态，当一个类里面有多个状态机时，可以用此属性来区分
     */
    context?: ((this: IFSM, ...args: any[]) => contextType) | contextType;
    /**
     * 用于中断状态机，当状态机处于中间状态时，调用此函数，会中断状态机。
     */
    abortAction?: string;
    sync?: boolean;
}
export declare class MiddleState {
    oldState: State;
    newState: string;
    action: string;
    aborted: boolean;
    constructor(oldState: State, newState: string, action: string);
    abort(fsm: IFSM): void;
    toString(): string;
}
export declare class FSMError extends Error {
    state: State;
    message: string;
    cause?: Error | undefined;
    /*************  ✨ Codeium Command ⭐  *************/
    /**
     * Create a new instance of FSMError.
     * @param state current state.
     * @param message error message.
     * @param cause original error.
  /******  625fa23f-3ee1-42ac-94bd-4f6ffd4578ff  *******/
    constructor(state: State, message: string, cause?: Error | undefined);
}
export declare function ChangeState(from: string | string[], to: string, opt?: ChangeOption): (target: any, propertyKey: string | symbol, descriptor: TypedPropertyDescriptor<any>) => void;
export declare function tryChangeState(from: string | string[], to: string, opt?: ChangeOption): void;
export declare function Includes(...states: string[]): (target: any, propertyKey: string | symbol, descriptor: TypedPropertyDescriptor<any>) => void;
export declare function Excludes(...states: string[]): (target: any, propertyKey: string | symbol, descriptor: TypedPropertyDescriptor<any>) => void;
export declare function ActionState(name?: string): (target: any, propertyKey: string | symbol, descriptor: TypedPropertyDescriptor<any>) => void;
interface FSMEventTypes {
    stateChanged: [State, State, any];
}
export declare class FSM<EventTypes extends EventEmitter.ValidEventTypes = string | symbol, Context extends any = any> extends EventEmitter<EventTypes | FSMEventTypes, Context> {
    name?: string | undefined;
    groupName?: string | undefined;
    get stateDiagram(): string[];
    static readonly STATECHANGED = "stateChanged";
    static readonly UPDATEAFSM = "updateAFSM";
    static readonly INIT = "[*]";
    static readonly ON = "on";
    static readonly OFF = "off";
    static instances: Map<string, IFSM>;
    static instances2: WeakMap<object, IFSM>;
    static get(context: string | object): IFSM;
    static getState(context: string | object): State;
    _state: State;
    [cacheResult]: any;
    [abortCtrl]?: {
        aborted: boolean;
    };
    constructor(name?: string | undefined, groupName?: string | undefined, prototype?: any);
    updateDevTools(payload?: any): void;
    get state(): State;
    set state(value: State);
}
export {};
//# sourceMappingURL=index.d.ts.map