compress/zlib: minor fixes

R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/6058043

diff --git a/src/pkg/compress/zlib/example_test.go b/src/pkg/compress/zlib/example_test.go
new file mode 100644 (file)
index 0000000..b934ffa
--- /dev/null
+++ b/src/pkg/compress/zlib/example_test.go
@@ -0,0 +1,37 @@
+// Copyright 2012 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 zlib_test
+
+import (
+       "bytes"
+       "compress/zlib"
+       "fmt"
+       "io"
+       "os"
+)
+
+func ExampleNewWriter() {
+       var b bytes.Buffer
+
+       w := zlib.NewWriter(&b)
+       w.Write([]byte("hello, world\n"))
+       w.Close()
+       fmt.Println(b.Bytes())
+       // Output: [120 156 202 72 205 201 201 215 81 40 207 47 202 73 225 2 4 0 0 255 255 33 231 4 147]
+}
+
+func ExampleNewReader() {
+       buff := []byte{120, 156, 202, 72, 205, 201, 201, 215, 81, 40, 207,
+               47, 202, 73, 225, 2, 4, 0, 0, 255, 255, 33, 231, 4, 147}
+       b := bytes.NewBuffer(buff)
+
+       r, err := zlib.NewReader(b)
+       if err != nil {
+               panic(err)
+       }
+       io.Copy(os.Stdout, r)
+       // Output: hello, world
+       r.Close()
+}

diff --git a/src/pkg/compress/zlib/reader.go b/src/pkg/compress/zlib/reader.go
index f38ef5a885e8107569d15d2ef3ab4e693c99d5df..d54746f4c02418971619ae83cc4a627e3b3b4cbf 100644 (file)
--- a/src/pkg/compress/zlib/reader.go
+++ b/src/pkg/compress/zlib/reader.go
@@ -11,7 +11,7 @@ and compress during writing.  For example, to write compressed data
 to a buffer:
 
        var b bytes.Buffer
-       w, err := zlib.NewWriter(&b)
+       w := zlib.NewWriter(&b)
        w.Write([]byte("hello, world\n"))
        w.Close()