chore(version): print full version output

config.go

@@ -11,7 +11,6 @@ type Config struct {
 	ListenAddr *string
 	NbWorkers  *int
 	Debug      *bool
-	Version    *bool
 	Timeout    *int
 	ScriptDir  *string
 }
@@ -20,7 +19,6 @@ var config = &Config{
 	ListenAddr: flag.String("listen", getEnv("LISTEN_ADDR", ":8080"), "HTTP service address (e.g.address, ':8080')"),
 	NbWorkers:  flag.Int("nb-workers", getIntEnv("NB_WORKERS", 2), "The number of workers to start"),
 	Debug:      flag.Bool("debug", getBoolEnv("DEBUG", false), "Output debug logs"),
-	Version:    flag.Bool("version", false, "Output version"),
 	Timeout:    flag.Int("timeout", getIntEnv("HOOK_TIMEOUT", 10), "Hook maximum delay before timeout (in second)"),
 	ScriptDir:  flag.String("scripts", getEnv("SCRIPTS_DIR", "scripts"), "Scripts directory"),
 }

main.go

@@ -16,9 +16,6 @@ import (
 	"github.com/ncarlier/webhookd/pkg/worker"
 )
 
-// Version of the app
-var Version = "snapshot"
-
 type key int
 
 const (
@@ -32,8 +29,8 @@ var (
 func main() {
 	flag.Parse()
 
-	if *config.Version {
-		fmt.Println(Version)
+	if *version {
+		printVersion()
 		return
 	}
 

version.go

@@ -0,0 +1,22 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+)
+
+// Version of the app
+var Version = "snapshot"
+
+var (
+	version = flag.Bool("version", false, "Print version")
+)
+
+func printVersion() {
+	fmt.Printf(`webhookd (%s)
+Copyright (C) 2018 Nunux, Org.
+This is free software: you are free to change and redistribute it.
+There is NO WARRANTY, to the extent permitted by law.
+
+Written by Nicolas Carlier.`, Version)
+}