export type Feature = 'VirtualShifting';
export declare class FeatureToggle {
    protected static _instance: FeatureToggle;
    static getInstance(): FeatureToggle;
    protected enabled: Array<string>;
    constructor();
    add(feature: Feature): void;
    remove(feature: Feature): void;
    has(feature: Feature): boolean;
}
export declare const useFeatureToggle: () => FeatureToggle;