[Logs UI] Make log threshold criterion field clearable

elastic · Sep 7, 2021 · 004ffb6 · 004ffb6
1 parent 76a6ef9
commit 004ffb6
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/...ck/plugins/infra/public/alerting/log_threshold/components/expression_editor/criterion.tsx b/...ck/plugins/infra/public/alerting/log_threshold/components/expression_editor/criterion.tsx
@@ -131,6 +131,11 @@ export const Criterion: React.FC<Props> = ({
 
   const handleFieldChange = useCallback(
     ([selectedOption]) => {
+      if (!selectedOption) {
+        updateCriterion(idx, { field: '' });
+        return;
+      }
+
       const fieldName = selectedOption.label;
 
       const nextFieldInfo = getFieldInfo(fields, fieldName);