/**
 * ezPay Invoice SDK 錯誤類型定義
 */
/**
 * SDK 基礎錯誤類別
 */
export declare class EzpayInvoiceError extends Error {
    constructor(message: string);
}
/**
 * 參數驗證錯誤
 */
export declare class ValidationError extends EzpayInvoiceError {
    field: string;
    constructor(field: string, message: string);
}
/**
 * API 請求錯誤
 */
export declare class ApiError extends EzpayInvoiceError {
    status?: string;
    originalError?: unknown;
    constructor(message: string, status?: string, originalError?: unknown);
}
/**
 * 配置錯誤
 */
export declare class ConfigurationError extends EzpayInvoiceError {
    constructor(message: string);
}
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