fix: one data element with tooltip causes crash

recharts · Jan 12, 2023 · 09bcfd4 · 09bcfd4
1 parent fb96985
commit 09bcfd4
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/util/ChartUtils.ts b/src/util/ChartUtils.ts
@@ -66,7 +66,8 @@ export const calculateActiveTickIndex = (
   let index = -1;
   const len = ticks?.length ?? 0;
 
-  if (len === 0) {
+  // if there are 1 or less ticks ticks then the active tick is at index 0
+  if (len <= 1) {
     return 0;
   }