export declare type Values<E> = E[keyof E];
export declare abstract class EngineError extends Error {
    readonly reason: Values<typeof EngineError.reasons>;
    readonly data: any;
    static readonly errors: {
        readonly ChannelError: "ChannelError";
        readonly JoinChannelError: "JoinChannelError";
        readonly CloseChannelError: "CloseChannelError";
        readonly UpdateChannelError: "UpdateChannelError";
        readonly NonceError: "NonceError";
        readonly StoreError: "StoreError";
        readonly OnchainError: "OnchainError";
        readonly PushMessageError: "PushMessageError";
    };
    abstract readonly type: Values<typeof EngineError.errors>;
    static readonly reasons: {
        [key: string]: string;
    };
    constructor(reason: Values<typeof EngineError.reasons>, data?: any);
}
export declare function isEngineError(error: any): error is EngineError;
export declare class PushMessageError extends EngineError {
    readonly data: {
        thisWalletVersion: string;
        payloadWalletVersion: string;
        cause: Error;
    };
    readonly type: "PushMessageError";
    static readonly reasons: {
        readonly genericPushMessageError: "Error during pushMessage";
    };
    constructor(reason: Values<typeof PushMessageError.reasons>, data: {
        thisWalletVersion: string;
        payloadWalletVersion: string;
        cause: Error;
    });
}
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