add new function description

expressjs · Jan 12, 2025 · 77145e8 · 77145e8
1 parent 04a8163
commit 77145e8
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/index.js b/index.js
@@ -207,6 +207,11 @@ function createRedirectDirectoryListener () {
   }
 }
 
+/**
+ * Set default value for the header only if it is not already set in the response
+ * @private
+ */
+
 function setHeaderIfNotSet (res, name, value) {
   if (!res.hasHeader(name)) {
     res.setHeader(name, value)