package io import ( "github.com/v2ray/v2ray-core/common/log" ) func Pipe(reader Reader, writer Writer) error { for { buffer, err := reader.Read() if err != nil { log.Debug("IO: Pipe exits as ", err) return err } if buffer.IsEmpty() { buffer.Release() continue } err = writer.Write(buffer) if err != nil { log.Debug("IO: Pipe exits as ", err) return err } } }