import { type ChildProcess } from "node:child_process";
export interface SubprocessApp {
    readonly baseUrl: string;
    close(): Promise<void>;
    [Symbol.asyncDispose](): Promise<void>;
}
export interface TerminationTimings {
    readonly graceMs: number;
    readonly forceMs: number;
    readonly probeIntervalMs: number;
    readonly probeTimeoutMs: number;
}
interface TerminationDependencies {
    readonly platform: NodeJS.Platform;
    readonly taskkillProcessTree: (pid: number, timeoutMs: number) => Promise<void>;
}
export declare function terminateSubprocess(child: ChildProcess, groupPid: number, closed: Promise<void>, baseUrl: string, timings?: TerminationTimings, injectedDependencies?: Partial<TerminationDependencies>): Promise<void>;
export declare function createSubprocessApp(opts: {
    readonly appRoot: string;
    readonly env?: Record<string, string>;
    readonly port?: number;
    readonly readyTimeoutMs?: number;
}): Promise<SubprocessApp>;
export {};
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