github.com/bgentry/go@v0.0.0-20150121062915-6cf5a733d54d/src/cmd/go/version.go (about)

     1  // Copyright 2011 The Go Authors.  All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package main
     6  
     7  import (
     8  	"fmt"
     9  	"runtime"
    10  )
    11  
    12  var cmdVersion = &Command{
    13  	Run:       runVersion,
    14  	UsageLine: "version",
    15  	Short:     "print Go version",
    16  	Long:      `Version prints the Go version, as reported by runtime.Version.`,
    17  }
    18  
    19  func runVersion(cmd *Command, args []string) {
    20  	if len(args) != 0 {
    21  		cmd.Usage()
    22  	}
    23  
    24  	fmt.Printf("go version %s %s/%s\n", runtime.Version(), runtime.GOOS, runtime.GOARCH)
    25  }