Apply suggestions from code review

Co-authored-by: Josh Goldberg ✨ <git@joshuakgoldberg.com>
mochajs · Feb 27, 2024 · 04f7008 · 04f7008
1 parent 0ec8b7d
commit 04f7008
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/lib/reporters/base.js b/lib/reporters/base.js
@@ -230,7 +230,7 @@ var generateDiff = (exports.generateDiff = function (actual, expected) {
  * @return {{ message: string, msg: string, stack: string }}
  */
 var getFullErrorStack = function (err, seen) {
-  if (seen && seen.has(err)) {
+  if (seen?.has(err)) {
     return { message: '', msg: '<circular>', stack: '' };
   }
 

diff --git a/lib/runner.js b/lib/runner.js
@@ -448,7 +448,7 @@ Runner.prototype.fail = function (test, err, force) {
     const alreadyFiltered = new Set();
     let currentErr = err;
 
-    while (currentErr && currentErr.stack && !alreadyFiltered.has(currentErr)) {
+    while (currentErr?.stack && !alreadyFiltered.has(currentErr)) {
       alreadyFiltered.add(currentErr);
 
       try {