/**
 * 错误处理模块
 * 提供详细的错误类型和错误处理功能
 */
export declare class ValidationError extends Error {
    constructor(message: string);
}
export declare class BVIdError extends ValidationError {
    constructor(message: string);
}
export declare class InputLengthError extends ValidationError {
    constructor(message: string);
}
export declare class UnsafeInputError extends ValidationError {
    constructor(message: string);
}
export declare class NetworkError extends Error {
    originalError?: Error | undefined;
    url?: string | undefined;
    statusCode?: number | undefined;
    constructor(message: string, originalError?: Error | undefined, url?: string | undefined, statusCode?: number | undefined);
}
export declare class TimeoutError extends Error {
    timeoutMs: number;
    constructor(message: string, timeoutMs: number);
}
export declare class ResourceLimitError extends Error {
    resource: string;
    limit: number;
    constructor(message: string, resource: string, limit: number);
}
export declare class UpstreamResponseError extends Error {
    constructor(message?: string);
}
export declare class BilibiliAPIError extends Error {
    code: string;
    statusCode?: number | undefined;
    originalError?: any | undefined;
    constructor(message: string, code: string, statusCode?: number | undefined, originalError?: any | undefined);
}
export declare class PaidVideoError extends Error {
    constructor(message?: string);
}
export declare class NoSubtitleError extends Error {
    constructor(message?: string);
}
export type AsrErrorCode = "ASR_NOT_READY" | "ASR_AUDIO_UNAVAILABLE" | "ASR_FAKE_IP_DNS" | "ASR_LIMIT_EXCEEDED" | "ASR_BUSY" | "ASR_TRANSCRIPTION_TIMEOUT" | "ASR_TRANSCRIPTION_FAILED" | "ASR_OUTPUT_INVALID";
export declare class AsrError extends Error {
    code: AsrErrorCode;
    retryable: boolean;
    constructor(code: AsrErrorCode, message: string, retryable?: boolean);
}
export declare class CommentsDisabledError extends Error {
    constructor(message?: string);
}
/**
 * 分类错误类型
 */
export declare function categorizeError(error: any): Error;
/**
 * 安全地处理输入验证错误
 */
export declare function handleValidationError(error: unknown): never;
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