From e33df5ca45cd4871b56feeda1726aee2540b6a55 Mon Sep 17 00:00:00 2001
From: Be <be@mixxx.org>
Date: Sun, 14 Jun 2020 15:14:05 -0500
Subject: [PATCH] ControllerEngine: add warning/debug logging when module
 functions are missing

---
 src/controllers/engine/controllerengine.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/controllers/engine/controllerengine.cpp b/src/controllers/engine/controllerengine.cpp
index b5b705bf5d32..890a48fd82f3 100644
--- a/src/controllers/engine/controllerengine.cpp
+++ b/src/controllers/engine/controllerengine.cpp
@@ -243,11 +243,15 @@ void ControllerEngine::loadModule(QFileInfo moduleFileInfo) {
     QJSValue receiveDataFunction = mod.property("receiveData");
     if (receiveDataFunction.isCallable()) {
         m_receiveDataFunction = receiveDataFunction;
+    } else {
+        qWarning() << "Module exports no receiveData function.";
     }
 
     QJSValue shutdownFunction = mod.property("shutdown");
     if (shutdownFunction.isCallable()) {
         m_shutdownFunction = shutdownFunction;
+    } else {
+        qDebug() << "Module exports no shutdown function.";
     }
 }