export type SharedOptions = {
    concurrency?: number;
    recurse?: boolean;
    timeout?: number;
    markdown?: boolean;
    serverRoot?: string;
    directoryListing?: boolean;
    retry?: boolean;
    retryNoHeader?: boolean;
    retryNoHeaderCount?: number;
    retryNoHeaderDelay?: number;
    retryErrors?: boolean;
    retryErrorsCount?: number;
    retryErrorsJitter?: number;
    extraHeaders?: {
        [key: string]: string;
    };
    userAgent?: string;
    bodyRegex?: string;
};
export type UrlRewriteExpression = {
    pattern: RegExp;
    replacement: string;
};
export type CheckOptions = SharedOptions & {
    path: string | string[];
    port?: number;
    linksToSkip?: string[] | ((link: string) => Promise<boolean>);
    urlRewriteExpressions?: UrlRewriteExpression[];
};
export declare const DEFAULT_OPTIONS: {
    concurrency: number;
    directoryListing: false;
    extraHeaders: {};
    retry: false;
    retryErrors: false;
    retryErrorsCount: number;
    retryErrorsJitter: number;
    retryNoHeader: false;
    retryNoHeaderCount: number;
    retryNoHeaderDelay: number;
    timeout: number;
    userAgent: string;
};
type DefaultKeys = keyof typeof DEFAULT_OPTIONS;
export type InternalCheckOptions = {
    syntheticServerRoot?: string;
    staticHttpServerHost?: string;
} & Omit<CheckOptions, DefaultKeys> & Required<Pick<CheckOptions, DefaultKeys>>;
/**
 * Validate the provided flags all work with each other.
 * @param options CheckOptions passed in from the CLI (or API)
 */
export declare function processOptions(options_: CheckOptions): Promise<InternalCheckOptions>;
export {};