fix(playground): filter nullish refs

vasilev-alex · vasilev-alex · commit 9732af6bfe2b · 2023-01-30T15:54:21.000+05:30
diff --git a/packages/cubejs-playground/src/rollup-designer/RollupDesigner.tsx b/packages/cubejs-playground/src/rollup-designer/RollupDesigner.tsx
@@ -87,7 +87,7 @@ function getSelectedKeys(references: PreAggregationReferences) {
         keys.add(`td:${dimension}`);
       }
     } else {
-      references[memberKey]?.map((key) => keys.add(key));
+      references[memberKey]?.map((key) => key != null && keys.add(key));
     }
   });
 

Original file line number	Diff line number	Diff line change
`@@ -87,7 +87,7 @@ function getSelectedKeys(references: PreAggregationReferences) {`
`87`	`87`	keys.add(`td:${dimension}`);
`88`	`88`	`}`
`89`	`89`	`} else {`
`90`		`- references[memberKey]?.map((key) => keys.add(key));`
	`90`	`+ references[memberKey]?.map((key) => key != null && keys.add(key));`
`91`	`91`	`}`
`92`	`92`	`});`
`93`	`93`