export declare class TranslateError extends Error {
    code: string;
    fatal: boolean;
    constructor(message: string, code: string, fatal?: boolean);
}
export declare class ExtractError extends TranslateError {
    constructor(error: Error);
}
export declare class ComposeError extends TranslateError {
    constructor(error: Error);
}
export declare class SkipTranslation extends TranslateError {
    reason: string;
    constructor(code: string, reason: string);
}
export declare class EmptyTokensError extends SkipTranslation {
    constructor();
}
