import { IUser } from "./User";
import ILogger from "./ILogger";
export interface IEvaluator {
    Evaluate(_key: string, _json: any, _defaultValue: any, _user?: IUser): any;
}
export declare class Evaluator implements IEvaluator {
    private logger;
    constructor(_logger: ILogger);
    Evaluate(_key: string, _json: any, _defaultValue: any, _user?: IUser): any;
    private EvaluateTargets;
    private EvaluateRules;
    private EvaluateRollout;
    private GetScale;
    private GetUserAttributeValue;
}