| 1 | import { spawn } from 'node:child_process'; |
| 2 | |
| 3 | /** Windows child.kill('SIGINT') force-terminates the process. This test-only |
| 4 | * preload delivers the handler notification over IPC; POSIX uses a real signal. |
| 5 | * The IPC channel is unreferenced so startup rejection can exit naturally. |
| 6 | * No test control channel is added to the shipped recorder. */ |
| 7 | export function spawnRecorder(args, env = process.env, ipc = process.platform === 'win32') { |
| 8 | const control = `process.once('message', () => { process.disconnect(); process.emit('SIGINT'); }); process.channel.unref();`; |
| 9 | const preload = ipc ? ['--import', `data:text/javascript,${encodeURIComponent(control)}`] : []; |
| 10 | const child = spawn(process.execPath, [...preload, 'scripts/pet.mjs', ...args], { |
| 11 | cwd: new URL('../../', import.meta.url), env, stdio: ipc ? ['ignore', 'pipe', 'pipe', 'ipc'] : ['ignore', 'pipe', 'pipe'], |
| 12 | }); |
| 13 | child.stopRecorder = () => { |
| 14 | if (child.exitCode !== null || child.signalCode !== null) return false; |
| 15 | return ipc ? child.send('stop') : child.kill('SIGINT'); |
| 16 | }; |
| 17 | return child; |
| 18 | } |
| 19 |