import { type ChildProcess } from 'node:child_process';
export interface AppProcessOptions {
    command: string;
    env?: Record<string, string>;
    cwd?: string;
}
export declare const kUrl: unique symbol;
export declare const kLaunch: unique symbol;
export declare class AppProcess {
    protected readonly options: AppProcessOptions;
    private io?;
    private [kUrl]?;
    constructor(options: AppProcessOptions);
    get url(): URL;
    /**
     * Spawns the child process with the configured application.
     * @note This method must never be used publicly. Use `launcher.run()` instead.
     */
    [kLaunch](): Promise<ChildProcess>;
    /**
     * Stop the running application.
     */
    dispose(): Promise<void>;
    [Symbol.asyncDispose](): Promise<void>;
}