/
buf.go
44 lines (35 loc) · 846 Bytes
/
buf.go
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// Copyright 2015 Keybase, Inc. All rights reserved. Use of
// this source code is governed by the included BSD license.
package libkb
import (
"bufio"
"bytes"
"io"
)
// BufferCloser is a Buffer that satisfies the io.Closer
// interface.
type BufferCloser struct {
*bytes.Buffer
}
func NewBufferCloser() *BufferCloser {
return &BufferCloser{Buffer: new(bytes.Buffer)}
}
func (b *BufferCloser) Close() error { return nil }
// BufferWriter has a bufio Writer that will Flush before Close.
type BufferWriter struct {
wc io.WriteCloser
w *bufio.Writer
}
func NewBufferWriter(wc io.WriteCloser) *BufferWriter {
return &BufferWriter{
wc: wc,
w: bufio.NewWriter(wc),
}
}
func (b *BufferWriter) Write(p []byte) (n int, err error) {
return b.w.Write(p)
}
func (b *BufferWriter) Close() error {
b.w.Flush()
return b.wc.Close()
}