/**
 * Represents a hash primitive that provides various cryptographic hashing capabilities.
 * This class handles conversions between different formats (bytes, hex, UTF-8) and
 * supports multiple hashing algorithms (SHA256, RIPEMD160, Hash160, Hash256).
 */
export declare class Hasher {
    bytes: Uint8Array;
    /**
     * Creates a new Hash instance.
     * @param bytes - The byte array representation of the data to be hashed
     */
    constructor(bytes: Uint8Array);
    /**
     * Creates a Hash instance from a byte array.
     * @param bytes - The byte array to create the hash from
     * @returns A new Hash instance containing the provided bytes
     */
    static fromBytes(bytes: Uint8Array): Hasher;
    /**
     * Creates a Hash instance from a Base64 string.
     * @param base64 - The Base64 string to create the hash from
     * @returns A new Hash instance containing the bytes converted from the Base64 string
     * @throws {Error} If the provided string is not valid Base64
     */
    static fromBase64(base64: string): Hasher;
    /**
     * Creates a Hash instance from a hexadecimal string.
     * @param hex - The hexadecimal string to create the hash from
     * @returns A new Hash instance containing the bytes converted from the hex string
     * @throws {Error} If the provided string is not valid hexadecimal
     */
    static fromHex(hex: string): Hasher;
    /**
     * Creates a Hash instance from a UTF-8 string.
     * @param utf8 - The UTF-8 string to create the hash from
     * @returns A new Hash instance containing the bytes converted from the UTF-8 string
     */
    static fromUTF8(utf8: string): Hasher;
    /**
     * Computes the SHA256 hash of the stored bytes.
     * @returns A Uint8Array containing the SHA256 hash
     */
    toSHA256Bytes(): Uint8Array;
    /**
     * Computes the SHA256 hash of the stored bytes and returns it as a hexadecimal string.
     * @returns The SHA256 hash as a hexadecimal string
     */
    toSHA256Hex(): string;
    /**
     * Computes the RIPEMD160 hash of the stored bytes.
     * @returns A Uint8Array containing the RIPEMD160 hash
     */
    toRIPEMD160Bytes(): Uint8Array;
    /**
     * Computes the RIPEMD160 hash of the stored bytes and returns it as a hexadecimal string.
     * @returns The RIPEMD160 hash as a hexadecimal string
     */
    toRIPEMD160Hex(): string;
    /**
     * Computes the Hash160 (RIPEMD160(SHA256(x))) of the stored bytes.
     * This is commonly used in cryptocurrency addresses.
     * @returns A Uint8Array containing the Hash160 value
     */
    toHash160Bytes(): Uint8Array;
    /**
     * Computes the Hash160 (RIPEMD160(SHA256(x))) of the stored bytes and returns it as a hexadecimal string.
     * @returns The Hash160 value as a hexadecimal string
     */
    toHash160Hex(): string;
    /**
     * Computes the Hash256 (SHA256(SHA256(x))) of the stored bytes.
     * This is commonly used for computing block hashes in Bitcoin.
     * @returns A Uint8Array containing the Hash256 value
     */
    toHash256Bytes(): Uint8Array;
    /**
     * Computes the Hash256 (SHA256(SHA256(x))) of the stored bytes and returns it as a hexadecimal string.
     * @returns The Hash256 value as a hexadecimal string
     */
    toHash256Hex(): string;
}