export declare const fetch: <E>(
  fetch: Fetch<E>
) => (url: string | URL, init?: RequestInit) => Promise<ResponseEither<HttpError | E>>

export interface Adapter {
  (url: string | URL | HttpRequest, init?: RequestInit): Promise<Either<HttpError, Response>>
}

export type Fetch<E> = (...args: Parameters<Adapter>) => Promise<Either<E | HttpError, Response>>

export interface RequestInit extends globalThis.RequestInit {}