balena-cli/bin/balena-dev

#!/usr/bin/env node

// ****************************************************************************
// THIS IS FOR DEV PERROSES ONLY AND WILL NOT BE PART OF THE PUBLISHED PACKAGE
// Before opening a PR you should build and test your changes using bin/balena
// ****************************************************************************

// We boost the threadpool size as ext2fs can deadlock with some
// operations otherwise, if the pool runs out.
process.env.UV_THREADPOOL_SIZE = '64';

// Use fast-boot to cache require lookups, speeding up startup
require('fast-boot2').start({
	cacheFile: '.fast-boot.json',
});

const path = require('path');
const rootDir = path.join(__dirname, '..');
// Note: before ts-node v6.0.0, 'transpile-only' (no type checking) was the
// default option. We upgraded ts-node and found that adding 'transpile-only'
// was necessary to avoid a mysterious 'null' error message. On the plus side,
// it is supposed to run faster. We still benefit from type checking when
// running 'npm run build'.
require('ts-node').register({
	project: path.join(rootDir, 'tsconfig.json'),
	transpileOnly: true,
});
require('../lib/app').run();