export declare class AppError extends Error {
    readonly code: string;
    readonly context?: Record<string, any>;
    readonly isOperational: boolean;
    constructor(message: string, code?: string, context?: Record<string, any>, isOperational?: boolean);
}
export declare class ValidationError extends AppError {
    constructor(message: string, context?: Record<string, any>);
}
export declare class NetworkError extends AppError {
    constructor(message: string, context?: Record<string, any>);
}
export declare class FileSystemError extends AppError {
    constructor(message: string, context?: Record<string, any>);
}
export declare class APIError extends AppError {
    constructor(message: string, context?: Record<string, any>);
}
export declare function handleError(error: unknown, context?: string): never;
export declare function isRetriableError(error: unknown): boolean;
export declare function createValidationError(message: string, context?: Record<string, any>): ValidationError;
export declare function createNetworkError(message: string, context?: Record<string, any>): NetworkError;
export declare function createFileSystemError(message: string, context?: Record<string, any>): FileSystemError;
export declare function createAPIError(message: string, context?: Record<string, any>): APIError;
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