Add some debug output

src/ldf-client-worker.js

@@ -20,6 +20,10 @@ const workerToWindowHandler = new WorkerToWindowHandler(self);
 
 function initEngine(config) {
   // Create an engine lazily
+  console.log("engine");
+  console.log(engine);
+  console.log("require('my-comunica-engine')");
+  console.log(require('my-comunica-engine'));
   if (!engine)
     engine = new QueryEngineBase(require('my-comunica-engine')());
 
@@ -44,8 +48,13 @@ var handlers = {
 
     // Create a client to fetch the fragments through HTTP
     config.context.log = logger;
+    console.log("config.query");
+    console.log(config.query);
+    console.log("config.context");
+    console.log(config.context);
     engine.query(config.query, config.context)
       .then(async function (result) {
+        console.log("then engine.query");
         // Post query metadata
         postMessage({ type: 'queryInfo', queryType: result.resultType });
 
@@ -98,6 +107,7 @@ var handlers = {
           }
         }
       }).catch(postError);
+    console.log("2 post engine.query");
   },
 
   // Stop the execution of the current query