import { CustomMap, CustomSet } from '@fuman/utils';
import { default as Long } from 'long';
/**
 * Get a random Long
 *
 * @param unsigned  Whether the number should be unsigned
 */
export declare function randomLong(unsigned?: boolean): Long;
/**
 * Read a Long from a buffer
 *
 * @param buf  Buffer to read from
 * @param unsigned  Whether the number should be unsigned
 * @param le  Whether the number is little-endian
 */
export declare function longFromBuffer(buf: Uint8Array, unsigned?: boolean, le?: boolean): Long;
/**
 * Remove a Long from an array
 *
 * @param arr  Array to remove from
 * @param val  Value to remove
 */
export declare function removeFromLongArray(arr: Long[], val: Long): boolean;
/**
 * Compare two Longs and return -1, 0 or 1,
 * to be used as a comparator function.
 */
export declare function compareLongs(a: Long, b: Long): number;
/**
 * Serialize a Long (int64) to its fast string representation:
 * `$high|$low`.
 *
 * This method is about 500* times faster than using `Long.toString()`,
 * and very useful when the string will only ever be used internally
 * (e.g. for keying a map)
 *
 * _\* benchmark result, YMMV_
 *
 * @param val
 */
export declare function longToFastString(val: Long): string;
/**
 * Parse a Long (int64) from its fast string representation:
 * `$high|$low`.
 *
 * This method is about 2 times faster than using Long.fromString.
 *
 * @param val
 * @param unsigned
 */
export declare function longFromFastString(val: string, unsigned?: boolean): Long;
/**
 * Map with Longs as key.
 *
 * Uses fast string representation internally.
 */
export declare class LongMap<V> extends CustomMap<Long, string, V> {
    constructor();
}
/**
 * Set for Longs.
 *
 * Uses fast string representation internally
 */
export declare class LongSet extends CustomSet<Long, string> {
    constructor();
}