export type APIRequestOptions = {
    url: string;
    /** GET when nothing says otherwise. */
    method?: "GET" | "POST" | "PATCH" | "DELETE";
    /** Sent as JSON. A route that takes no body is called without one. */
    body?: unknown;
    /** What the caller was trying to do, for the message a failure carries. */
    action: string;
};
/**
 * One call to a JSON route, with the failure turned into a `ButlerBotAPIError`.
 *
 * The body is read as text once and parsed here rather than through `response.json()`, because
 * a failing route's body has to be readable both as the parsed `error`/`errormessage` and as
 * whatever else it carries — the job on a rejected cancel, the delivery on a rejected answer —
 * and a response body can only be consumed once.
 */
export declare function requestAPI<T>(options: APIRequestOptions): Promise<T>;