http2: comment on usage of Object.create(null)

Refs: #29829
nodejs · May 2, 2020 · 1fce18c · 1fce18c
1 parent e951825
commit 1fce18c
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/lib/internal/http2/compat.js b/lib/internal/http2/compat.js
@@ -287,6 +287,10 @@ class Http2ServerRequest extends Readable {
       closed: false,
       didRead: false,
     };
+    // headers in HTTP/1 are not initialized using Object.create(null)
+    // which, although preferable, simply breaks too much code.
+    // Ergo, header initialization using Object.create(null) in HTTP/2
+    // is intentional.
     this[kHeaders] = headers;
     this[kRawHeaders] = rawHeaders;
     this[kTrailers] = {};