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Use webpack watching for sync.js for a faster dev cycle

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Change-type: patch
This commit is contained in:
Pagan Gazzard 2018-12-20 17:28:10 +00:00
parent 851db08af0
commit c0c805d072
2 changed files with 39 additions and 20 deletions
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55
sync.js
View File

@ -1,31 +1,48 @@
#!/usr/bin/env node
// Sync changes in the javascript code to a running supervisor on a device in the local network
//
// Usage:
// ./sync.js <device IP>
//
// The script will first build a non-optimized version of the js code and sync the resulting app.js
// onto the supervisor container at the specified IP. It will also restart the supervisor container.
// The device must be a development variant of balenaOS and the supervisor must be running.
if (!process.argv[2] || ['help', '-h', '--help'].includes(process.argv[2])) {
console.log(`
Sync changes in the javascript code to a running supervisor on a device in the local network
fs = require('fs');
Usage:
./sync.js <device IP>
doSync = require('balena-sync').sync('local-balena-os-device').sync;
// Avoid a super confusing error where the cwd doesn't exist
dir = __dirname + '/dist';
if (!fs.existsSync(dir)) {
fs.mkdirSync(dir);
The script will first build a non-optimized version of the js code and sync the resulting app.js
onto the supervisor container at the specified IP. It will also restart the supervisor container.
The device must be a development variant of balenaOS and the supervisor must be running.
`)
process.exit(1)
}
opts = {
const childProcess = require('child_process');
const webpack = require('webpack');
const webpackConfig = require('./webpack.config');
const compiler = webpack(webpackConfig({ noOptimize: true }));
const doSync = require('balena-sync').sync('local-balena-os-device').sync;
const syncOpts = {
deviceIp: process.argv[2],
baseDir: dir,
baseDir: __dirname + '/dist',
destination: '/usr/src/app/dist',
appName: 'resin_supervisor',
skipGitignore: true,
before: 'npm install && npm run build -- --env.noOptimize',
};
doSync(opts);
childProcess.execSync('npm install', { stdio: 'inherit' });
compiler.watch({
ignored: /node_modules/,
}, (err, stats) => {
if (err) {
console.error(err);
return;
}
console.log(stats.toString({ colors: true }));
if (stats.hasErrors()) {
console.error('Skipping sync due to errors');
return;
}
doSync(syncOpts);
});

4
webpack.config.js
View File

@ -106,7 +106,9 @@ module.exports = function (env) {
return callback()
},
plugins: [
new ForkTsCheckerWebpackPlugin(),
new ForkTsCheckerWebpackPlugin({
async: false
}),
new CopyWebpackPlugin([
{
from: './src/migrations',