fix: graphite annotation tooltip included undefined, fixes #9707

43d45f9f · Torkel Ödegaard · 71d9126b · 43d45f9f
Commit 43d45f9f authored Oct 28, 2017 by Torkel Ödegaard
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public/app/features/annotations/annotation_tooltip.ts
+1 -1

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--- a/public/app/features/annotations/annotation_tooltip.ts
+++ b/public/app/features/annotations/annotation_tooltip.ts
@@ -39,7 +39,7 @@ export function annotationTooltipDirective($sanitize, dashboardSrv, contextSrv, 
          text = text + '<br />' + event.text;
        }
      } else if (title) {
-        text = title + '<br />' + text;
+        text = title + '<br />' + (_.isString(text) ? text : '');
        title = '';
      }