/**
 * StdioConnector - spawns a subprocess and communicates via stdin/stdout
 *
 * This connector starts a child process and establishes a bidirectional
 * JSON-RPC connection using newline-delimited JSON over stdio.
 */
import type { ComponentConnection, ComponentConnector } from "../types.js";
/**
 * Options for StdioConnector
 */
export interface StdioConnectorOptions {
    /** The command to execute (e.g., "claude-agent" or "/path/to/agent") */
    command: string;
    /** Arguments to pass to the command */
    args?: string[];
    /** Environment variables to set (merged with current env) */
    env?: Record<string, string>;
    /** Working directory for the subprocess */
    cwd?: string;
}
/**
 * Connector that spawns a subprocess and communicates via stdio
 */
export declare class StdioConnector implements ComponentConnector {
    private readonly options;
    constructor(options: StdioConnectorOptions | string);
    /**
     * Spawn the subprocess and return a connection to it
     */
    connect(): Promise<ComponentConnection>;
}
/**
 * Create a StdioConnector from a command string or options
 */
export declare function stdio(options: StdioConnectorOptions | string): StdioConnector;
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