/**
 * Generate a random Sui address (for development only).
 */
export declare function generateRandomAddress(): string;
/**
 * Remove leading zeros from a Sui address (lossless). For example it will turn
 * '0x0000000000000000000000000000000000000000000000000000000000000002' into '0x2'.
 */
export declare function removeAddressLeadingZeros(address: string): string;
/**
 * Abbreviate a Sui address for display purposes (lossy). Default format is '0x1234…5678',
 * given an address like '0x1234000000000000000000000000000000000000000000000000000000005678'.
 */
export declare function shortenAddress(text: string | null | undefined, start?: number, end?: number, separator?: string, prefix?: string): string;
/**
 * Validate a Sui address and return its normalized form, or `null` if invalid.
 */
export declare function validateAndNormalizeAddress(address: string): string | null;