lib/http: add method to return default HTTP Transport in Client

The returned [http.Transport] is created after the Client instantiated.
Their value can be customized by user when needed, which should affect
the Transport inside the Client.

1 files changed, 10 insertions, 3 deletions

diff --git a/lib/http/client.go b/lib/http/client.go
index d5045fee..2dad2159 100644
--- a/lib/http/client.go
+++ b/lib/http/client.go
@@ -1,6 +1,6 @@
-// Copyright 2020, Shulhan <ms@kilabit.info>. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
+// SPDX-FileCopyrightText: 2020 M. Shulhan <ms@kilabit.info>
+//
+// SPDX-License-Identifier: BSD-3-Clause
 
 package http
 
@@ -450,6 +450,13 @@ func (client *Client) PutJSON(req ClientRequest) (res *ClientResponse, err error
 	return client.doRequest(req)
 }
 
+// Transport return the [http.Transport] that Client use in the
+// RoundTripper.
+func (client *Client) Transport() (transport *http.Transport) {
+	transport, _ = client.Client.Transport.(*http.Transport)
+	return transport
+}
+
 func (client *Client) doRequest(req ClientRequest) (res *ClientResponse, err error) {
 	req.Path = path.Join(`/`, req.Path)