/**
 * We use CRC32 just to add a recognizable checksum to tokens. This helps
 * secret scanning tools like https://docs.github.com/en/github/administering-a-repository/about-secret-scanning easily detect tokens generated by a given program.
 *
 * You can learn more about appending checksum to a hash here in this Github
 * article. https://github.blog/2021-04-05-behind-githubs-new-authentication-token-formats/
 *
 * Code taken from:
 * https://github.com/tsxper/crc32/blob/main/src/CRC32.ts
 */
/**
 * CRC32 implementation for adding recognizable checksums to tokens.
 * This helps secret scanning tools easily detect tokens generated by AdonisJS.
 *
 * @example
 * const crc = new CRC32()
 * const checksum = crc.calculate('my-secret-token')
 * console.log('Checksum:', checksum)
 */
export declare class CRC32 {
    #private;
    /**
     * Calculate CRC32 checksum for a string input
     *
     * @param input - The string to calculate checksum for
     *
     * @example
     * const crc = new CRC32()
     * const checksum = crc.calculate('hello-world')
     * console.log('CRC32:', checksum)
     */
    calculate(input: string): number;
    /**
     * Calculate CRC32 checksum for a string
     *
     * @param input - The string to process
     *
     * @example
     * const crc = new CRC32()
     * const result = crc.forString('test-string')
     */
    forString(input: string): number;
    /**
     * Calculate CRC32 checksum for byte array
     *
     * @param bytes - The byte array to process
     * @param accumulator - Optional accumulator for chained calculations
     *
     * @example
     * const crc = new CRC32()
     * const bytes = new TextEncoder().encode('hello')
     * const result = crc.forBytes(bytes)
     */
    forBytes(bytes: Uint8Array, accumulator?: number): number;
}