mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-05 01:52:46 +00:00
43 lines
913 B
Go
43 lines
913 B
Go
|
// Copyright 2019 The Gorilla WebSocket 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 websocket
|
||
|
|
||
|
import (
|
||
|
"io"
|
||
|
"strings"
|
||
|
)
|
||
|
|
||
|
// JoinMessages concatenates received messages to create a single io.Reader.
|
||
|
// The string term is appended to each message. The returned reader does not
|
||
|
// support concurrent calls to the Read method.
|
||
|
func JoinMessages(c *Conn, term string) io.Reader {
|
||
|
return &joinReader{c: c, term: term}
|
||
|
}
|
||
|
|
||
|
type joinReader struct {
|
||
|
c *Conn
|
||
|
term string
|
||
|
r io.Reader
|
||
|
}
|
||
|
|
||
|
func (r *joinReader) Read(p []byte) (int, error) {
|
||
|
if r.r == nil {
|
||
|
var err error
|
||
|
_, r.r, err = r.c.NextReader()
|
||
|
if err != nil {
|
||
|
return 0, err
|
||
|
}
|
||
|
if r.term != "" {
|
||
|
r.r = io.MultiReader(r.r, strings.NewReader(r.term))
|
||
|
}
|
||
|
}
|
||
|
n, err := r.r.Read(p)
|
||
|
if err == io.EOF {
|
||
|
err = nil
|
||
|
r.r = nil
|
||
|
}
|
||
|
return n, err
|
||
|
}
|