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https://github.com/golang/go
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5b7562dd6f
cgo[1-4].go, go1.go couldn't be tested now (cgo[1-4].go can only be tested when cgo is enabled, go1.go contain a list of filenames in the current directory) R=golang-dev, alex.brainman, rsc CC=golang-dev https://golang.org/cl/6218048
65 lines
1.0 KiB
Go
65 lines
1.0 KiB
Go
// compile
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// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// This file contains the code snippets included in "The Laws of Reflection."
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package main
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import (
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"bufio"
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"bytes"
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"io"
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"os"
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)
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type MyInt int
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var i int
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var j MyInt
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// STOP OMIT
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// Reader is the interface that wraps the basic Read method.
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type Reader interface {
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Read(p []byte) (n int, err error)
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}
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// Writer is the interface that wraps the basic Write method.
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type Writer interface {
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Write(p []byte) (n int, err error)
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}
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// STOP OMIT
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func readers() { // OMIT
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var r io.Reader
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r = os.Stdin
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r = bufio.NewReader(r)
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r = new(bytes.Buffer)
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// and so on
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// STOP OMIT
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}
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func typeAssertions() (interface{}, error) { // OMIT
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var r io.Reader
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tty, err := os.OpenFile("/dev/tty", os.O_RDWR, 0)
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if err != nil {
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return nil, err
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}
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r = tty
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// STOP OMIT
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var w io.Writer
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w = r.(io.Writer)
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// STOP OMIT
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var empty interface{}
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empty = w
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// STOP OMIT
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return empty, err
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}
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func main() {
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}
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