import type { OauthTokens } from '../types/auth.types.js';
/**
 * Returns the API token formatted as a Bearer token.
 *
 * @returns The token in the format 'Bearer <api-token>'
 */
export declare function bearerAuthorizationHeader(token: string): string;
/**
 * Generates the OAuth Authorization header value.
 * Formats the OAuth parameters according to the OAuth 1.0 specification,
 * using the PLAINTEXT signature method.
 *
 * The following OAuth parameters are included:
 * - oauth_consumer_key
 * - oauth_token
 * - oauth_signature (formatted as consumerSecret&tokenSecret)
 *
 * Optional parameters (omitted):
 * - oauth_nonce
 * - oauth_signature_method (defaults to PLAINTEXT)
 * - oauth_timestamp
 * - oauth_version (defaults to 1.0)
 *
 * @returns The formatted OAuth Authorization header value
 */
export declare function oauthV1AuthorizationHeader(tokens: OauthTokens): string;
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