fix: added check if there is no parent element

2023-04-26 00:10:33 +08:00
parent 1e9a4ad08f
commit 4876684461
1 changed files with 3 additions and 0 deletions
--- a/tracker/index.js
+++ b/tracker/index.js
@@ -119,6 +119,9 @@
            return currentElement;
          }
          currentElement = currentElement.parentElement;
+          if (currentElement === null) {
+            return null;
+          }
        }
        return null;
      };