import { type DoctorCheckGroup } from "../types.js";
/**
 * A proxy URL with its credentials taken out.
 *
 * `http://user:hunter2@proxy.corp:8080` is a real and common shape, and this
 * value goes into a file that is emailed to antivirus vendors. The host and the
 * port are the diagnostic; the password is somebody's corporate credential.
 * Falls back to a blanket redaction for anything that does not parse, because a
 * value we could not understand is a value we cannot promise to have cleaned.
 */
export declare function redactProxyValue(value: string): string;
export declare const environmentChecks: DoctorCheckGroup;