Workflow funktioniert nun wieder. Es gab Probleme nach Aenderungen.

ABER: Die Applikation funktioniert nur lokal. Die deployte Version geht noch nicht.

logic/node-red-data/node_modules/vasync/examples/queue-serializer.js

@@ -0,0 +1,19 @@
+var mod_vasync = require('../lib/vasync');
+
+var queue = mod_vasync.queue(function (task, callback) { task(callback); }, 1);
+
+queue.push(function (callback) {
+	console.log('first task begins');
+	setTimeout(function () {
+		console.log('first task ends');
+		callback();
+	}, 500);
+});
+
+queue.push(function (callback) {
+	console.log('second task begins');
+	process.nextTick(function () {
+		console.log('second task ends');
+		callback();
+	});
+});