import { AxiosRequestConfig } from "axios";
import * as O from "fp-ts/Option";
export declare const routeFromConfig: ({ url, method }: AxiosRequestConfig) => string;
export declare const numberHeader: (headers: any) => (key: string) => O.Option<number>;
export declare const retryAfter: (headers: any) => O.Option<number>;
export declare const rateLimitFromHeaders: (headers: any) => O.Option<{
    bucket: string;
    resetAfter: number;
    limit: number;
    remaining: number;
}>;
export type RateLimitDetails = ReturnType<typeof rateLimitFromHeaders>;