mirror of
https://github.com/Luzifer/nginx-sso.git
synced 2024-12-20 21:01:17 +00:00
44 lines
1.1 KiB
Go
44 lines
1.1 KiB
Go
// Copyright 2019, OpenCensus Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package ochttp
|
|
|
|
import (
|
|
"io"
|
|
)
|
|
|
|
// wrappedBody returns a wrapped version of the original
|
|
// Body and only implements the same combination of additional
|
|
// interfaces as the original.
|
|
func wrappedBody(wrapper io.ReadCloser, body io.ReadCloser) io.ReadCloser {
|
|
var (
|
|
wr, i0 = body.(io.Writer)
|
|
)
|
|
switch {
|
|
case !i0:
|
|
return struct {
|
|
io.ReadCloser
|
|
}{wrapper}
|
|
|
|
case i0:
|
|
return struct {
|
|
io.ReadCloser
|
|
io.Writer
|
|
}{wrapper, wr}
|
|
default:
|
|
return struct {
|
|
io.ReadCloser
|
|
}{wrapper}
|
|
}
|
|
}
|