export type NoneMetricsOption = 'NONE';
export type SizeMetricsOption = 'SIZE';
export type MetricsOption = NoneMetricsOption | SizeMetricsOption;
export declare const metricsOptions: readonly ["NONE", "SIZE"];
export declare const metricsOptionsSet: Set<MetricsOption>;
export declare const parseMetricsOption: (metrics: MetricsOption) => MetricsOption;