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Diffstat (limited to 'src/pkg/testing/iotest/writer.go')
-rw-r--r--src/pkg/testing/iotest/writer.go35
1 files changed, 0 insertions, 35 deletions
diff --git a/src/pkg/testing/iotest/writer.go b/src/pkg/testing/iotest/writer.go
deleted file mode 100644
index af61ab858..000000000
--- a/src/pkg/testing/iotest/writer.go
+++ /dev/null
@@ -1,35 +0,0 @@
-// Copyright 2009 The Go 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 iotest
-
-import "io"
-
-// TruncateWriter returns a Writer that writes to w
-// but stops silently after n bytes.
-func TruncateWriter(w io.Writer, n int64) io.Writer {
- return &truncateWriter{w, n}
-}
-
-type truncateWriter struct {
- w io.Writer
- n int64
-}
-
-func (t *truncateWriter) Write(p []byte) (n int, err error) {
- if t.n <= 0 {
- return len(p), nil
- }
- // real write
- n = len(p)
- if int64(n) > t.n {
- n = int(t.n)
- }
- n, err = t.w.Write(p[0:n])
- t.n -= int64(n)
- if err == nil {
- n = len(p)
- }
- return
-}