lmagent

import { spawn } from "child_process";

export function runProcess(
  cmd: string,
  args: string[],
  timeout: number,
  cwd: string
): Promise<{ stdout: string; stderr: string }> {
  return new Promise((resolve, reject) => {
    const child = spawn(cmd, args, {
      cwd,
      timeout,
      stdio: "pipe",
      env: {
        ...process.env,
        PYTHONUNBUFFERED: "1",
      },
    });

    let stdout = "";
    let stderr = "";

    child.stdout.setEncoding("utf-8");
    child.stderr.setEncoding("utf-8");

    child.stdout.on("data", d => (stdout += d));
    child.stderr.on("data", d => (stderr += d));

    child.on("close", code => {
      if (code === 0) resolve({ stdout: stdout.trim(), stderr: stderr.trim() });
      else reject(new Error(stderr));
    });

    child.on("error", reject);
  });
}