fix: make targetselector null safe (#156)

adobe · Apr 18, 2024 · 691d40d · 691d40d
1 parent 07325f0
commit 691d40d
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/index.js b/src/index.js
@@ -24,6 +24,7 @@ const getTargetValue = (element) => element.getAttribute('data-rum-target') || e
     || element.currentSrc || element.getAttribute('src') || element.dataset.action || element.action;
 
 const targetselector = (element) => {
+  if (!element) return undefined;
   let value = getTargetValue(element);
   if (!value && element.tagName !== 'A' && element.closest('a')) {
     value = getTargetValue(element.closest('a'));
@@ -117,8 +118,8 @@ function addCWVTracking() {
         data.cwv[measurement.name] = measurement.value;
         if (measurement.name === 'LCP' && measurement.entries.length > 0) {
           const { element } = measurement.entries.pop();
-          data.target = sampleRUM.targetselector(element);
-          data.source = sampleRUM.sourceselector(element) || element.outerHTML.slice(0, 30);
+          data.target = targetselector(element);
+          data.source = sourceselector(element) || element.outerHTML.slice(0, 30);
         }
         sampleRUM('cwv', data);
       };