fix: ensure connection header is a string (nodejs#1900)

crysmags · Feb 27, 2024 · 3ecc8ea · 3ecc8ea
1 parent 406638f
commit 3ecc8ea
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/core/request.js b/lib/core/request.js
@@ -327,7 +327,7 @@ function processHeader (request, key, val) {
     key.length === 10 &&
     key.toLowerCase() === 'connection'
   ) {
-    const value = val.toLowerCase()
+    const value = typeof val === 'string' ? val.toLowerCase() : null
     if (value !== 'close' && value !== 'keep-alive') {
       throw new InvalidArgumentError('invalid connection header')
     } else if (value === 'close') {