import { type Readable, type Writable } from "node:stream";
import type { SpawnResult, SpawnUsage } from "../../agent-spawn/dist/index.js";
export type SpawnProcess = typeof import("node:child_process").spawn;
export type AgentChildProcessKind = "exec" | "execFile" | "spawn";
export interface AgentChildProcessAttempt {
    kind: AgentChildProcessKind;
    command: string;
    args: string[];
    cwd?: string;
    exitCode: number;
    signal?: NodeJS.Signals;
    stdout: string;
    stderr: string;
}
export interface AgentChildProcessFollowUp {
    agent: string;
    model?: string;
    stdout: string;
    stderr: string;
    exitCode: number;
    threadId?: string;
    usage?: SpawnUsage;
    logFile?: string;
}
export interface AgentChildProcessResult extends AgentChildProcessAttempt {
    attempts: [AgentChildProcessAttempt];
    agent?: AgentChildProcessFollowUp;
}
export interface AgentExitPolicy {
    agent: string;
    model?: string;
    prompt: string;
    when?(attempt: AgentChildProcessAttempt): boolean | Promise<boolean>;
}
interface AgentChildProcessRunAgentInput {
    agent: string;
    prompt: string;
    cwd?: string;
    model?: string;
    signal?: AbortSignal;
}
export type AgentChildProcessRunAgent = (input: AgentChildProcessRunAgentInput) => Promise<SpawnResult>;
export interface AgentChildProcessOptions {
    spawnProcess?: SpawnProcess;
    runAgent?: AgentChildProcessRunAgent;
    cwd?: string;
    env?: Record<string, string>;
    signal?: AbortSignal;
    rejectOnNonZeroExit?: boolean;
    context?: string;
    onExit?: AgentExitPolicy;
}
export interface AgentChildProcessHandle {
    pid?: number;
    stdin: Writable | null;
    stdout: Readable | null;
    stderr: Readable | null;
    kill(signal?: NodeJS.Signals | number): boolean;
    result: Promise<AgentChildProcessResult>;
}
export declare class AgentChildProcessError extends Error {
    readonly result: AgentChildProcessResult;
    constructor(message: string, result: AgentChildProcessResult, options?: {
        cause?: unknown;
    });
}
export declare function exec(command: string, options?: AgentChildProcessOptions): Promise<AgentChildProcessResult>;
export declare function execFile(file: string, args?: string[], options?: AgentChildProcessOptions): Promise<AgentChildProcessResult>;
export declare function execFile(file: string, options?: AgentChildProcessOptions): Promise<AgentChildProcessResult>;
export declare function spawn(file: string, args?: string[], options?: AgentChildProcessOptions): AgentChildProcessHandle;
export declare function spawn(file: string, options?: AgentChildProcessOptions): AgentChildProcessHandle;
export {};