pivot label undefined

RecordEvolution · Jan 11, 2024 · 8b5be63 · 8b5be63
1 parent 9a8ba65
commit 8b5be63
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/widget-barchart.ts b/src/widget-barchart.ts
@@ -59,8 +59,8 @@ export class WidgetBarchart extends LitElement {
                 const darker = 100 / distincts.length
                 distincts.forEach((piv, i) => {
                     const pds: any = {
-                        label: ds.label + ' ' + piv,
-                        stack: ds.stack || `${ds.label}-${piv}-${i}`,
+                        label: (ds.label ?? '') + ' ' + (piv ?? ''),
+                        stack: ds.stack || `${ds.label ?? ''}-${piv ?? ''}-${i}`,
                         barThickness: ds.barThickness,
                         backgroundColor: derivedBgColors[i],
                         borderColor: derivedBdColors[i],