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go/src/infra/libs/gitiles/priv_textRequest.go

Index: go/src/infra/libs/gitiles/priv_textRequest.go
diff --git a/go/src/infra/libs/gitiles/priv_textRequest.go b/go/src/infra/libs/gitiles/priv_textRequest.go
new file mode 100644
index 0000000000000000000000000000000000000000..da6a9a446f5dcbdb3fa0140a6e45f3d0df5a007f
--- /dev/null
+++ b/go/src/infra/libs/gitiles/priv_textRequest.go
@@ -0,0 +1,47 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package gitiles
+
+import (
+	"encoding/base64"
+	"io"
+	"io/ioutil"
+	"net/http"
+)
+
+// Private /////////////////////////////////////////////////////////////////////
+
+// Types ///////////////////////////////////////////////////////////////////////
+
+type textResult struct {
+	err  error
+	data []byte
+}
+
+type textRequest struct {
+	urlPath    string
+	resultChan chan<- textResult
+}
+
+// Member functions ////////////////////////////////////////////////////////////
+
+func (t textRequest) URLPath() string { return t.urlPath + "?format=TEXT" }
+func (t textRequest) Method() string  { return "GET" }
+func (t textRequest) Body() io.Reader { return nil }
+
+func (t textRequest) internalProcess(rsp *http.Response, err error) ([]byte, error) {
+	if err != nil {
+		return nil, err
+	}
+	return ioutil.ReadAll(base64.NewDecoder(base64.StdEncoding, rsp.Body))
+}
+
+func (t textRequest) Process(rsp *http.Response, err error) {
+	if data, err := t.internalProcess(rsp, err); err != nil {
+		t.resultChan <- textResult{err: err}
+	} else {
+		t.resultChan <- textResult{data: data}
+	}
+}