import { BytesLike } from '@ethersproject/bytes';
export declare type Address = string;
/**
 * Converts a 20-byte (or other length) ID to a 32-byte ID.
 * Ensures that a bytes-like is 32 long. left-padding with 0s if not.
 *
 * @param data A string or array of bytes to canonize
 * @returns A Uint8Array of length 32
 */
export declare function canonizeId(data: BytesLike): Uint8Array;
/**
 * Converts an Optics ID of 20 or 32 bytes to the corresponding EVM Address.
 *
 * For 32-byte IDs this enforces the EVM convention of using the LAST 20 bytes.
 *
 * @param data The data to truncate
 * @returns A 20-byte, 0x-prepended hex string representing the EVM Address
 * @throws if the data is not 20 or 32 bytes
 */
export declare function evmId(data: BytesLike): Address;
/**
 * Sleep async for some time.
 *
 * @param ms the number of milliseconds to sleep
 * @returns A delay promise
 */
export declare function delay(ms: number): Promise<void>;
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