doc: add Http2Session.connecting property

pietermees · jasnell · commit 645516cd43e7 · 2018-04-16T16:01:38.000-07:00
PR-URL: #19842 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>
diff --git a/doc/api/http2.md b/doc/api/http2.md
@@ -320,6 +320,17 @@ added: v9.4.0
 Will be `true` if this `Http2Session` instance has been closed, otherwise
 `false`.
 
+#### http2session.connecting
+<!-- YAML
+added: REPLACEME
+-->
+
+* {boolean}
+
+Will be `true` if this `Http2Session` instance is still connecting, will be set
+to `false` before emitting `connect` event and/or calling the `http2.connect`
+callback.
+
 #### http2session.destroy([error,][code])
 <!-- YAML
 added: v8.4.0
