Function killProcessTree

src/node/utils/disposableExec.ts:31–61

(pid: number)

}

export function killProcessTree(pid: number): void {
  if (!Number.isFinite(pid) || pid <= 0) {
    return;
  }

  // process.kill(-pid) is Unix-only; on Windows we must use taskkill to kill the full tree.
  if (process.platform === "win32") {
    try {
      execFileSync("taskkill", ["/PID", String(pid), "/T", "/F"], {
        stdio: "ignore",
        windowsHide: true,
      });
    } catch {
      // Ignore errors - process may already have exited.
    }

    return;
  }

  // Prefer killing the entire process group. This requires the target process to be a group leader.
  try {
    process.kill(-pid, "SIGKILL");
  } catch {
    // Fall back to just the individual process.
    try {
      process.kill(pid, "SIGKILL");
    } catch {
      // ignore
    }
  }
}

/**
 * Disposable wrapper for child processes that ensures immediate cleanup.