interface Log {
    debug: (...args: any[]) => void;
    error: (...args: any[]) => void;
}
declare let log: Log;
declare type Assert = (...args: any[]) => void;
declare let assert: Assert;
interface Perf {
    mark: (name: string) => void;
    measure: (name: string, startMark: string, endMark: string) => void;
}
declare let perf: Perf;
declare function enableDebug(enable?: boolean, performanceLog?: boolean): void;
export { assert, log, perf, enableDebug };
export declare function bytesToString(bytes: Uint8Array): string;