import { EvaluationDetails } from './EvaluationMetadata';
import { StatsigUser } from './StatsigUser';
export type LogParameterFunction = (layer: Layer, parameterName: string) => void;
export default class Layer {
    readonly _user: StatsigUser;
    readonly _name: string;
    readonly _value: Record<string, any>;
    readonly _ruleID: string;
    readonly _secondaryExposures: Record<string, string>[];
    readonly _undelegatedSecondaryExposures: Record<string, string>[];
    readonly _allocatedExperimentName: string | null;
    readonly _explicitParameters: string[];
    readonly _evaluationDetails: EvaluationDetails;
    readonly _logParameterFunction: LogParameterFunction | null;
    readonly _groupName: string | null;
    private constructor();
    static _create(user: StatsigUser, name: string, value: Record<string, any>, ruleID: string, evaluationDetails: EvaluationDetails, logParameterFunction?: LogParameterFunction | null, secondaryExposures?: Record<string, string>[], undelegatedSecondaryExposures?: Record<string, string>[], allocatedExperimentName?: string | null, explicitParameters?: string[], groupName?: string | null): Layer;
    get<T>(key: string, defaultValue: T, typeGuard?: (value: unknown) => value is T): T;
    getValue(key: string, defaultValue?: any | null): boolean | number | string | object | Array<any> | null;
    private _logLayerParameterExposure;
}