/**
 * Named URL page payload definition.
 */
type Url = {
    /**
     * Named page to open.
     *
     * @example 'Store'
     * @example 'CommunityHome'
     * @example 'SteamWorkshop'
     */
    page: 'ChatBanListAdmin' | 'CommentNotifications' | 'CommunityFilePage' | 'CommunityFriendsThatPlay' | 'CommunityGroupSearch' | 'CommunityHome' | 'CommunityInventory' | 'CommunitySearch' | 'DownloadsSupportInfo' | 'EventAnnouncementPage' | 'FamilySharing' | 'GameHub' | 'GroupEventsPage' | 'GroupSteamIDPage' | 'GroupSteamIDAdmin' | 'LeaveGroupPage' | 'LegalInformation' | 'MyHelpRequests' | 'ParentalSetup' | 'PrivacyPolicy' | 'SSA' | 'SteamIDAchievementsPage' | 'SteamIDControlPage' | 'SteamIDEditPage' | 'SteamIDFriendsPage' | 'SteamIDLoginPage' | 'SteamIDMyProfile' | 'SteamIDPage' | 'SteamWorkshop' | 'SteamWorkshopPage' | 'SteamGreenlight' | 'Store' | 'StoreAccount' | 'StoreAppPage' | 'StoreDLCPage' | 'StoreCart' | 'Storefront' | 'StoreFrontPage' | 'SupportFrontPage';
    /**
     * Additional parameter for some pages (e.g., app ID).
     *
     * @example '730'
     */
    param?: string;
};
/**
 * Opens a special, named web pages in Steam.
 *
 * @param payload URL payload.
 * @returns Steam URL page.
 * @example
 * url({ page: 'Store' })
 * // => 'steam://url/Store'
 * @example
 * url({ page: 'CommunityHome' })
 * // => 'steam://url/CommunityHome/'
 * @example
 * url({ page: 'SteamWorkshop' })
 * // => 'steam://url/SteamWorkshop'
 * @example
 * url({ page: 'StoreAppPage', param: '730' })
 * // => 'steam://url/StoreAppPage/730'
 * @link https://developer.valvesoftware.com/wiki/Steam_browser_protocol
 */
export declare function url(payload: Url): string;
export {};