Resolved missing trailing coma issue

Author: demvlad

src/graph_spectrum.js

@@ -21,13 +21,12 @@ export function FlightLogAnalyser(flightLog, canvas, analyserCanvas) {
     analyserZoomY = 1.0 /* 100% */,
     dataReload = false,
     fftData = null,
-    prefs = new PrefStorage();
-
-  this.dataBuffer = {
-    fieldIndex: 0,
-    curve: 0,
-    fieldName: null,
-  };
+    prefs = new PrefStorage(),
+    dataBuffer = {
+      fieldIndex: 0,
+      curve: 0,
+      fieldName: null,
+    };
 
   try {
     let isFullscreen = false;
@@ -124,7 +123,7 @@ export function FlightLogAnalyser(flightLog, canvas, analyserCanvas) {
     };
 
     const dataLoad = function () {
-      GraphSpectrumCalc.setDataBuffer(that.dataBuffer);
+      GraphSpectrumCalc.setDataBuffer(dataBuffer);
       switch (userSettings.spectrumType) {
         case SPECTRUM_TYPE.FREQ_VS_THROTTLE:
           fftData = GraphSpectrumCalc.dataLoadFrequencyVsThrottle();
@@ -163,9 +162,9 @@ export function FlightLogAnalyser(flightLog, canvas, analyserCanvas) {
     this.plotSpectrum = function (fieldIndex, curve, fieldName) {
       // Store the data pointers
 
-      that.dataBuffer.fieldIndex = fieldIndex;
-      that.dataBuffer.curve = curve;
-      that.dataBuffer.fieldName = fieldName;
+      dataBuffer.fieldIndex = fieldIndex;
+      dataBuffer.curve = curve;
+      dataBuffer.fieldName = fieldName;
       // Detect change of selected field.... reload and redraw required.
       if (fftData == null || fieldIndex != fftData.fieldIndex || dataReload) {
         dataReload = false;
@@ -241,7 +240,7 @@ export function FlightLogAnalyser(flightLog, canvas, analyserCanvas) {
           analyserMinPSDText.val(-40 + shift);
           analyserMaxPSDText.val(10 + shift);
           that.refresh();
-        })
+        }),
       ).dblclick(function () {
         $(this).val(0).trigger("input");
       }).val(0);
@@ -258,7 +257,7 @@ export function FlightLogAnalyser(flightLog, canvas, analyserCanvas) {
                 lowLevel = dBmValueMin + (dBmValueMax - dBmValueMin) * lowLevelPercent / 100;
           analyserLowPSDText.val(lowLevel);
           that.refresh();
-        })
+        }),
       ).dblclick(function () {
         $(this).val(0).trigger("input");
       }).val(0);
@@ -279,9 +278,9 @@ export function FlightLogAnalyser(flightLog, canvas, analyserCanvas) {
           // Recalculate the data, for the same curve than now, and draw it
           dataReload = true;
           that.plotSpectrum(
-            that.dataBuffer.fieldIndex,
-            that.dataBuffer.curve,
-            that.dataBuffer.fieldName,
+            dataBuffer.fieldIndex,
+            dataBuffer.curve,
+            dataBuffer.fieldName,
           );
         }