/**
 * Base Paylock error class – all custom SDK errors should extend this.
 */
export declare class PaylockException extends Error {
    readonly name: string;
    constructor(message: string);
}
/**
 * Thrown when a license check fails or returns an invalid result.
 */
export declare class LicenseValidationException extends PaylockException {
    readonly name: string;
    constructor(message?: string);
}
/**
 * Thrown when injectables are invalid, corrupted, or fail verification.
 */
export declare class InjectableVerificationException extends PaylockException {
    readonly name: string;
    constructor(message?: string);
}
/**
 * Thrown when HTTP/API calls fail in a meaningful way (non-network).
 */
export declare class HttpRequestException extends PaylockException {
    readonly name: string;
    readonly statusCode?: number;
    readonly responseBody?: any;
    constructor(message: string, statusCode?: number, responseBody?: any);
}
/**
 * Thrown when encryption or decryption fails.
 */
export declare class CryptoException extends PaylockException {
    readonly name: string;
    constructor(message?: string);
}