import type { CreateFetchFromRegistryOptions } from '@pnpm/network.fetch';
import type { OtpContext, WebAuthFetchOptions } from '@pnpm/network.web-auth';
export declare function rcOptionsTypes(): Record<string, unknown>;
export declare function parsePackageSpec(spec: string): {
    name: string;
    escapedName: string;
    versionRange: string | undefined;
};
export declare function normalizeRegistryUrl(registryUrl: string): string;
/**
 * Reads at most ERROR_BODY_LIMIT bytes of the response body. Registry
 * responses are untrusted, so the read is bounded before decoding rather
 * than truncated after buffering the whole body.
 */
export declare function readErrorBody(response: Response): Promise<string>;
export declare const WEB_AUTH_FETCH_OPTIONS: WebAuthFetchOptions;
export declare function createOtpContext(opts: CreateFetchFromRegistryOptions): OtpContext;