From ff8cf0cdf6939ed3e1a6b38834d15a8de9b327e2 Mon Sep 17 00:00:00 2001
From: rhysd <lin90162@yahoo.co.jp>
Date: Sat, 10 Nov 2018 23:12:41 +0900
Subject: [PATCH] versioning go-get-release

---
 cmd/go-get-release/README.md | 11 +++++++----
 cmd/go-get-release/main.go   |  8 ++++++++
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/cmd/go-get-release/README.md b/cmd/go-get-release/README.md
index bb3265c..42b36e3 100644
--- a/cmd/go-get-release/README.md
+++ b/cmd/go-get-release/README.md
@@ -1,6 +1,7 @@
 Like `go get`, but it downloads and installs the latest release binary from GitHub instead.
 
-Please install using `go get`.
+Please download a binary from [release page](https://github.com/rhysd/go-github-selfupdate/releases/tag/go-get-release)
+and put it in `$PATH` or build from source with `go get`.
 
 ```
 $ go get -u github.com/rhysd/go-github-selfupdate/cmd/go-get-release
@@ -9,12 +10,14 @@ $ go get -u github.com/rhysd/go-github-selfupdate/cmd/go-get-release
 Usage is quite similar to `go get`. But `{package}` must be hosted on GitHub. So it needs to start with `github.com/`.
 
 ```
-$ detect-latest-release {package}
+$ go-get-release {package}
 ```
 
-Please note that this command assumes that specified package is following Git tag naming rules and released binaries naming rules described in [README](../../README.md).
+Please note that this command assumes that specified package is following Git tag naming rules and
+released binaries naming rules described in [README](../../README.md).
 
-For example, following command downloads and installs the released binary of [ghr](https://github.com/tcnksm/ghr) to `$GOPATH/bin`.
+For example, following command downloads and installs the released binary of [ghr](https://github.com/tcnksm/ghr)
+to `$GOPATH/bin`.
 
 ```
 $ go-get-release github.com/tcnksm/ghr
diff --git a/cmd/go-get-release/main.go b/cmd/go-get-release/main.go
index 7c526b3..d4b9d5b 100644
--- a/cmd/go-get-release/main.go
+++ b/cmd/go-get-release/main.go
@@ -12,6 +12,8 @@ import (
 	"strings"
 )
 
+var version = "1.0.0"
+
 func usage() {
 	fmt.Fprintln(os.Stderr, `Usage: go-get-release [flags] {package}
 
@@ -76,10 +78,16 @@ func installFrom(url, cmd, path string) error {
 
 func main() {
 	help := flag.Bool("help", false, "Show help")
+	ver := flag.Bool("version", false, "Show version")
 
 	flag.Usage = usage
 	flag.Parse()
 
+	if *ver {
+		fmt.Println(version)
+		os.Exit(0)
+	}
+
 	if *help || flag.NArg() != 1 || !strings.HasPrefix(flag.Arg(0), "github.com/") {
 		usage()
 		os.Exit(1)