From 0d2dbc86b861b69f017a7a292be966b7df8733c4 Mon Sep 17 00:00:00 2001
From: Lucas Bremgartner <lucas@bremis.ch>
Date: Wed, 2 Sep 2020 13:59:47 +0200
Subject: [PATCH] Print version with -version flag

---
 main.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index d6a5c8e..9dc4b6d 100644
--- a/main.go
+++ b/main.go
@@ -14,7 +14,7 @@ import (
 )
 
 // version is the command version, injected at build time.
-var version string
+var version string = "dev"
 
 type userFlags struct {
 	outFile   string
@@ -31,6 +31,7 @@ func main() {
 	flag.StringVar(&flags.formatter, "fmt", "", "go pretty-printer: gofmt, goimports or noop (default gofmt)")
 	flag.BoolVar(&flags.stubImpl, "stub", false,
 		"return zero values when no mock implementation is provided, do not panic")
+	printVersion := flag.Bool("version", false, "version for moq")
 
 	flag.Usage = func() {
 		fmt.Println(`moq [flags] source-dir interface [interface2 [interface3 [...]]]`)
@@ -42,6 +43,11 @@ func main() {
 	flag.Parse()
 	flags.args = flag.Args()
 
+	if *printVersion {
+		fmt.Printf("moq version %s\n", version)
+		os.Exit(0)
+	}
+
 	if err := run(flags); err != nil {
 		fmt.Fprintln(os.Stderr, err)
 		flag.Usage()