Feat: Add --version to cli (#264)

main.go

@@ -29,6 +29,7 @@ import (
 )
 
 func main() {
+	cli.PrintVersion()
 	cli.LoadConfig()
 
 	go http.ListenAndServe("localhost:6061", nil) // pprof Server for Debbuging Mutexes

packages/parameter/parameter.go

@@ -37,7 +37,6 @@ func init() {
 // It automatically reads in a single config file starting with "config" (can be changed via the --config CLI flag)
 // and ending with: .json, .toml, .yaml or .yml (in this sequence).
 func FetchConfig(printConfig bool, ignoreSettingsAtPrint ...[]string) error {
-	flag.Parse()
 	err := parameter.LoadConfigFile(NodeConfig, *configDirPath, *configName, true, false)
 	if err != nil {
 		return err

plugins/cli/plugin.go

@@ -2,6 +2,7 @@ package cli
 
 import (
 	"fmt"
+	"os"
 
 	"github.com/iotaledger/goshimmer/packages/parameter"
 	"github.com/iotaledger/hive.go/events"
@@ -43,10 +44,20 @@ func parseParameters() {
 	}
 }
 
+func PrintVersion() {
+	version := flag.BoolP("version", "v", false, "Prints the GoShimmer version")
+	flag.Parse()
+	if *version {
+		fmt.Println(AppName + " " + AppVersion)
+		os.Exit(0)
+	}
+}
+
 func LoadConfig() {
 	if err := parameter.FetchConfig(false); err != nil {
 		panic(err)
 	}
+
 	parseParameters()
 
 	if err := logger.InitGlobalLogger(parameter.NodeConfig); err != nil {