import { URL } from 'node:url';
export declare function getLoginAudienceCombos(audienceUrl: string, loginUrl: string): Array<[string, string]>;
export declare class SfdcUrl extends URL {
    /**
     * Salesforce URLs
     */
    static readonly SANDBOX = "https://test.salesforce.com";
    static readonly PRODUCTION = "https://login.salesforce.com";
    private static readonly cache;
    private logger;
    private envVars;
    constructor(input: string | URL, base?: string | URL);
    static isValidUrl(input: string | URL): boolean;
    /**
     * Returns the appropriate jwt audience url for this url
     * Use SF_AUDIENCE_URL env var to override the audience url
     *
     * @param createdOrgInstance The Salesforce instance the org was created on. e.g. `cs42`
     * @return {Promise<string>} The audience url
     */
    getJwtAudienceUrl(createdOrgInstance?: string): Promise<string>;
    /**
     * Tests whether this url contains a Salesforce owned domain
     *
     * @return {boolean} true if this is a salesforce domain
     */
    isSalesforceDomain(): boolean;
    /**
     * Tests whether this url is an internal Salesforce domain
     *
     * @returns {boolean} true if this is an internal domain
     */
    isInternalUrl(): boolean;
    /**
     * Tests whether this url runs on a local machine
     *
     * @returns {boolean} true if this is a local machine
     */
    isLocalUrl(): boolean;
    toLightningDomain(): string;
    /**
     * Tests whether this url has the lightning domain extension
     * This method that performs the dns lookup of the host. If the lookup fails the internal polling (1 second), client will try again until timeout
     * If SF_DOMAIN_RETRY environment variable is set (number) it overrides the default timeout duration (240 seconds)
     *
     * @returns {Promise<true | never>} The resolved ip address or never
     * @throws {@link SfError} If can't resolve DNS.
     */
    checkLightningDomain(): Promise<true>;
    /**
     * Method that performs the dns lookup of the host. If the lookup fails the internal polling (1 second), client will try again until timeout
     * If SF_DOMAIN_RETRY environment variable is set (number) it overrides the default timeout duration (240 seconds)
     *
     * @returns the resolved ip address.
     * @throws {@link SfError} If can't resolve DNS.
     */
    lookup(): Promise<string>;
    /**
     * Test whether this url represents a lightning domain
     *
     * @returns {boolean} true if this domain is a lightning domain
     */
    isLightningDomain(): boolean;
}