First commit

node_modules/vasync/examples/barrier-readdir.js

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+var mod_fs = require('fs');
+var mod_path = require('path');
+var mod_vasync = require('../lib/vasync');
+
+var barrier = mod_vasync.barrier();
+
+barrier.on('drain', function () {
+	console.log('all files checked');
+});
+
+barrier.start('readdir');
+
+mod_fs.readdir(__dirname, function (err, files) {
+	barrier.done('readdir');
+
+	if (err)
+		throw (err);
+
+	files.forEach(function (file) {
+		barrier.start('stat ' + file);
+
+		var path = mod_path.join(__dirname, file);
+
+		mod_fs.stat(path, function (err2, stat) {
+			barrier.done('stat ' + file);
+			console.log('%s: %d bytes', file, stat['size']);
+		});
+	});
+});