export interface CookieSerializeOptions {
    /**
     * Specifies the value for the Domain Set-Cookie attribute. By default, no
     * domain is set, and most clients will consider the cookie to apply to only
     * the current domain.
     */
    domain?: string;
    /**
     * Specifies a function that will be used to encode a cookie's value. Since
     * value of a cookie has a limited character set (and must be a simple
     * string), this function can be used to encode a value into a string suited
     * for a cookie's value.
     *
     * The default function is the global `encodeURIComponent`, which will
     * encode a JavaScript string into UTF-8 byte sequences and then URL-encode
     * any that fall outside of the cookie range.
     */
    encode?(val: string): string;
    /**
     * Specifies the `Date` object to be the value for the `Expires`
     * `Set-Cookie` attribute. By default, no expiration is set, and most
     * clients will consider this a "non-persistent cookie" and will delete it
     * on a condition like exiting a web browser application.
     *
     * *Note* the cookie storage model specification states that if both
     * `expires` and `maxAge` are set, then `maxAge` takes precedence, but it is
     * possible not all clients by obey this, so if both are set, they should
     * point to the same date and time.
     */
    expires?: Date;
    /**
     * Specifies the boolean value for the `HttpOnly` `Set-Cookie` attribute.
     * When truthy, the `HttpOnly` attribute is set, otherwise it is not. By
     * default, the `HttpOnly` attribute is not set.
     *
     * *Note* be careful when setting this to true, as compliant clients will
     * not allow client-side JavaScript to see the cookie in `document.cookie`.
     */
    httpOnly?: boolean;
    /**
     * Specifies the number (in seconds) to be the value for the `Max-Age`
     * `Set-Cookie` attribute. The given number will be converted to an integer
     * by rounding down. By default, no maximum age is set.
     *
     * *Note* the cookie storage model specification states that if both
     * `expires` and `maxAge` are set, then `maxAge` takes precedence, but it is
     * possible not all clients by obey this, so if both are set, they should
     * point to the same date and time.
     */
    maxAge?: number;
    /**
     * Specifies the value for the `Path` `Set-Cookie` attribute. By default,
     * the path is considered the "default path".
     */
    path?: string;
    /**
     * Specifies the boolean or string to be the value for the `SameSite`
     * `Set-Cookie` attribute.
     *
     * - `true` will set the `SameSite` attribute to `Strict` for strict same
     * site enforcement.
     * - `false` will not set the `SameSite` attribute.
     * - `'lax'` will set the `SameSite` attribute to Lax for lax same site
     * enforcement.
     * - `'strict'` will set the `SameSite` attribute to Strict for strict same
     * site enforcement.
     *  - `'none'` will set the SameSite attribute to None for an explicit
     *  cross-site cookie.
     */
    sameSite?: boolean | 'lax' | 'strict' | 'none';
    /**
     * Specifies the boolean value for the `Secure` `Set-Cookie` attribute. When
     * truthy, the `Secure` attribute is set, otherwise it is not. By default,
     * the `Secure` attribute is not set.
     *
     * *Note* be careful when setting this to `true`, as compliant clients will
     * not send the cookie back to the server in the future if the browser does
     * not have an HTTPS connection.
     */
    secure?: boolean;
}
/**
 * {@link https://wicg.github.io/cookie-store/#dictdef-cookielistitem CookieListItem}
 * as specified by W3C.
 */
export interface CookieListItem extends Partial<Pick<CookieSerializeOptions, 'domain' | 'path' | 'expires' | 'secure' | 'sameSite'>> {
    /** A string with the name of a cookie. */
    name: string;
    /** A string containing the value of the cookie. */
    value: string;
}
/**
 * Superset of {@link CookieListItem} extending it with
 * the `httpOnly`, `maxAge` and `priority` properties.
 */
export declare type ResponseCookie = CookieListItem & Partial<Pick<CookieSerializeOptions, 'httpOnly' | 'maxAge'>>;
/**
 * Subset of {@link CookieListItem}, only containing `name` and `value`
 * since other cookie attributes aren't be available on a `Request`.
 */
export declare type RequestCookie = Pick<CookieListItem, 'name' | 'value'>;