import { type CommandIsolation } from './command-isolation.js';
export declare const DEFAULT_COMMAND_TIMEOUT_MS: number;
export declare const MAX_COMMAND_TIMEOUT_MS: number;
export type CommandStatus = 'running' | 'success' | 'failed' | 'cancelled' | 'timed_out' | 'interrupted';
export interface CommandResult {
    id: string;
    command: string;
    cwd: string;
    status: CommandStatus;
    exitCode: number | null;
    createdAtMs: number;
    durationMs: number;
    timedOut: boolean;
    stdout: string;
    stderr: string;
    aggregatedOutput: string;
    totalOutputBytes: number;
    captureTruncated: boolean;
    logPath: string;
    logTruncated: boolean;
    startRevision?: string;
    endRevision?: string;
    isolation?: 'host' | 'docker';
    containerName?: string;
}
export declare function commandTimeout(raw: unknown, ceiling?: number): number;
/** Foreground and background tools share ownership, cancellation, output and durable receipts. */
export declare class CommandRegistry {
    private readonly root;
    private readonly prunedAt;
    private readonly running;
    constructor(root?: string);
    private directory;
    private persist;
    private receipts;
    start(input: {
        owner: string;
        command: string;
        cwd: string;
        env: NodeJS.ProcessEnv;
        timeoutMs: number;
        workspace?: string;
        isolation?: CommandIsolation;
        maxOutputChars?: number;
        signal?: AbortSignal;
        snapshot?: boolean;
        onOutput?: (stream: 'stdout' | 'stderr', delta: string) => void;
    }): Promise<CommandResult>;
    get(owner: string, id: string): CommandResult | undefined;
    wait(owner: string, id: string, waitMs?: number, signal?: AbortSignal): Promise<CommandResult | undefined>;
    cancel(owner: string, id: string): Promise<CommandResult | undefined>;
    write(owner: string, id: string, chars: string, end?: boolean): boolean;
    shutdown(): void;
    private prune;
    list(owner: string): CommandResult[];
}
export declare function commandRegistry(): CommandRegistry;