build.js

import util from 'util'
import child_process from 'child_process'
import fs from 'fs'
const execFile = util.promisify(child_process.execFile);

// 1. Clone repository at the correct branch and SHA head
// 2. Build package
// 3. Extract package

export async function run_repo_command(repo_path, command, args) {
	//console.log(`RUN[cwd:${repo_path}] - ${command} ${args}`)

	try {
		const {stdout, stderr} = await execFile(command, args, { cwd : repo_path });
		return { code : 0, stdout : stdout, stderr : stderr };
	} catch(e) {
		return { code : e.code, stdout : e.stdout, stderr : e.stderr };
	}
}

export function run_repo_command_background(repo_path, command, args) {
	const out = fs.openSync(repo_path + '/console.log', 'a');
	const err = fs.openSync(repo_path + '/console.log', 'a');

	const subprocess = child_process.spawn(command, args, {
		detached: true,
		stdio: [ 'ignore', out, err ],
		cwd : repo_path,
	});

	subprocess.unref();
	return subprocess;
}