/**
 * Retry Decorator
 *
 * Reusable retry logic with exponential backoff for source operations.
 *
 * @since v1.37.0
 */
/**
 * Retry configuration options
 */
export interface RetryOptions {
    /** Maximum number of retry attempts (default: 3) */
    maxAttempts?: number;
    /** Base delay in milliseconds (default: 1000) */
    baseDelay?: number;
    /** Maximum delay in milliseconds (default: 10000) */
    maxDelay?: number;
    /** Whether to add random jitter to delays (default: true) */
    jitter?: boolean;
    /** Custom function to determine if an error is retryable */
    isRetryable?: (error: unknown) => boolean;
    /** Callback invoked before each retry */
    onRetry?: (attempt: number, error: unknown, delay: number) => void;
}
/**
 * Default retry options
 */
export declare const DEFAULT_RETRY_OPTIONS: Required<Omit<RetryOptions, 'isRetryable' | 'onRetry'>>;
/**
 * Check if an error is retryable
 */
export declare function isRetryableError(error: unknown): boolean;
/**
 * Wrap a function with retry logic
 *
 * @example
 * ```typescript
 * const fetchWithRetry = withRetry(
 *   async (url: string) => fetch(url),
 *   { maxAttempts: 3, baseDelay: 1000 }
 * );
 *
 * const response = await fetchWithRetry('https://api.example.com');
 * ```
 */
export declare function withRetry<T extends (...args: unknown[]) => Promise<unknown>>(fn: T, options?: RetryOptions): T;
/**
 * Decorator for class methods to add retry logic
 *
 * @example
 * ```typescript
 * class ApiClient {
 *   @retryable({ maxAttempts: 3 })
 *   async fetchData(): Promise<Data> {
 *     return fetch('/api/data');
 *   }
 * }
 * ```
 */
export declare function retryable(options?: RetryOptions): <T extends (...args: unknown[]) => Promise<unknown>>(_target: unknown, _propertyKey: string, descriptor: TypedPropertyDescriptor<T>) => TypedPropertyDescriptor<T>;
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