export declare function setBooleanConfig(config: any, configName: string, flagName: string, defaultValue: boolean): void;
export declare function setNumberConfig(config: any, configName: string, _flagName: string, defaultValue: number): void;
export declare function setStringConfig(config: any, configName: string, defaultValue: string): void;
export declare function setArrayConfig(config: any, configName: string, defaultValue?: any[]): void;