luxjs/src/cli.js

Lux JS code style checker

var minimist = require('minimist');
var argv = minimist(process.argv.slice(2));
var getFlags = require('./get-flags');
var flags = getFlags(argv);

var watchMode = flags.watch || false;

var files = flags.files;
if (!files.length) {
	files.push('.');
}

var envs = [];
if (!flags.es5) {
	envs.push('es6');
}
if (flags.node) {
	envs.push('node');
}
if (flags.browser) {
	envs.push('browser');
}

var LuxJS = require('./luxjs');
var engine = new LuxJS({
	files: files,
	envs: envs,
	node: flags.node,
	browser: flags.browser,
	es5: flags.es5,
	fix: flags.fix,
});

// Use default formatter...
var format = null;
// ...unless `--tap` flag used
if (flags.tap) {
	format = 'tap';
}

var reporter = engine.getFormatter(format);
var report = engine.executeOnFiles(files);
var didError = report.errorCount > 0;

console.log(reporter(report.results));

if (flags.fix) {
	engine.outputFixes(report);
}

if (watchMode) {
	var watch = require('node-watch');
	watch(files, function (filename) {
		var report = engine.executeOnFiles([filename]);
		var output = reporter(report.results);
		if (!output) {
			var chalk = require('chalk');
			var tick = '\u2714';
			output = chalk.green.bold(tick + ' no problems');
		}
		console.log(output);
	});
} else if (didError) {
	process.exit(1);
}