From 24afa7aed2624244df134f60c2da366ead87826f Mon Sep 17 00:00:00 2001
From: niftylettuce <niftylettuce@gmail.com>
Date: Wed, 11 Dec 2019 00:34:50 -0600
Subject: [PATCH] fix: temporary HTTP2 fix until
 <https://github.com/nodejs/node/issues/30894> and
 <https://github.com/cabinjs/cabin/issues/133> are further investigated

---
 src/middleware.js | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/middleware.js b/src/middleware.js
index d999735..2a52962 100644
--- a/src/middleware.js
+++ b/src/middleware.js
@@ -47,7 +47,19 @@ module.exports = function(...args) {
               // and so we need `parse-request` to parse the `responseHeaders`
               // as a String using `http-headers`...
               // <https://github.com/nodejs/node/issues/28302>
-              { responseHeaders: res._header },
+              //
+              // note that HTTP2 responses do not have a String value
+              // for `res._header`, and instad is a Boolean value
+              // <https://github.com/nodejs/node/issues/30894>
+              // <https://github.com/cabinjs/cabin/issues/133>
+              {
+                responseHeaders:
+                  typeof res._header === 'string'
+                    ? res._header
+                    : typeof res.getHeaders === 'function'
+                    ? res.getHeaders()
+                    : null
+              },
               this.config.parseRequest
             )
           )