[GitHub] [spark] dongjoon-hyun commented on a change in pull request #31314: [SPARK-34221][WEBUI] Ensure if a stage fails in the UI page, the corresponding error message can be displayed correctly.

[GitBox <gi...@apache.org>]

dongjoon-hyun commented on a change in pull request #31314:
URL: https://github.com/apache/spark/pull/31314#discussion_r564878627



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File path: core/src/main/resources/org/apache/spark/ui/static/stagepage.js
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@@ -882,7 +882,9 @@ $(document).ready(function () {
                                 if (typeof msg === 'undefined') {
                                     return "";
                                 } else {
-                                    var formHead = msg.substring(0, msg.indexOf("at"));
+                                    var indexOfLineSperator = msg.indexOf("\n");

Review comment:
       `Sperator` -> `Separator`?




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