Defining function inside init to avoid interferance with another packages.

main.go

@@ -18,7 +18,9 @@ import (
     "strings"
 )
 
-func containFlag(arg string, sfortFlag string) bool {
+func init() {
+	flagIsSet := func(arg string, sfortFlag string) bool {
+        arg = strings.Split(arg, "=")[0]
         if len(arg)>1 {
             if arg[0] == "-"[0] && arg[1] != "-"[0] {
                 return strings.Contains(arg, sfortFlag)
@@ -27,9 +29,8 @@ func containFlag(arg string, sfortFlag string) bool {
         return false
     }
 
-func init() {
     for _, arg := range os.Args {
-        if containFlag(arg, "v") || arg == "--version" {
+        if flagIsSet(arg, "v") || arg == "--version" {
             fmt.Println(gitVersion)
             os.Exit(0)
         }