import * as childProcess from 'node:child_process';
/**
 * Pick out the lines in a chunk of cloudflared's stderr that report a real
 * problem. Everything cloudflared writes goes to stderr, so without this a
 * healthy tunnel's routine connection notices read as failures.
 */
export declare function cloudflaredErrorLines(chunk: string): string[];
declare class CloudflaredTunnel {
    private cloudflaredPath;
    private _token;
    private _url;
    private hostname;
    private running;
    private childProcess;
    private change;
    private error;
    constructor(cloudflaredPath?: string);
    get token(): string | undefined;
    get url(): string;
    /**
     * The local origin the tunnel points at. Left alone it stays on the
     * long-standing default of http://localhost:80, which is what every existing
     * install has been running with.
     */
    set url(url: string | undefined);
    set token(token: string | undefined);
    checkInstalled(): boolean;
    emitChange(msg: string, code?: number): void;
    emitError(msg: string): void;
    onChange(change: (running: boolean, msg: string, code?: number) => void): void;
    onError(error: (msg: string) => void): void;
    start(): void;
    stop(): void;
    setChildProcess(childProcess: childProcess.ChildProcess | null): void;
}
export { CloudflaredTunnel };
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