nmdc-webfrontend/vendor/github.com/googollee/go-engine.io/ioutil.go

51 lines
820 B
Go

package engineio
import (
"github.com/googollee/go-engine.io/parser"
"io"
"sync"
)
type connReader struct {
*parser.PacketDecoder
closeChan chan struct{}
}
func newConnReader(d *parser.PacketDecoder, closeChan chan struct{}) *connReader {
return &connReader{
PacketDecoder: d,
closeChan: closeChan,
}
}
func (r *connReader) Close() error {
if r.closeChan == nil {
return nil
}
r.closeChan <- struct{}{}
r.closeChan = nil
return nil
}
type connWriter struct {
io.WriteCloser
locker *sync.Mutex
}
func newConnWriter(w io.WriteCloser, locker *sync.Mutex) *connWriter {
return &connWriter{
WriteCloser: w,
locker: locker,
}
}
func (w *connWriter) Close() error {
defer func() {
if w.locker != nil {
w.locker.Unlock()
w.locker = nil
}
}()
return w.WriteCloser.Close()
}