Move version info inside its own package

main.go

@@ -5,6 +5,7 @@ import (
 	"os"
 
 	cmd "github.com/duaraghav8/okta-admin/command"
+	"github.com/duaraghav8/okta-admin/version"
 	"github.com/mitchellh/cli"
 )
 
@@ -17,8 +18,8 @@ func main() {
 	}
 
 	c := cli.CLI{
-		Name:    AppName,
-		Version: Version,
+		Name:    version.AppName,
+		Version: version.FormattedVersion(),
 		Commands: map[string]cli.CommandFactory{
 			"create-user": func() (command cli.Command, err error) {
 				return &cmd.CreateUserCommand{

version/version.go

@@ -0,0 +1,23 @@
+package version
+
+import "fmt"
+
+// The git commit compiled into the final binaries.
+// This will be filled by the compiler.
+var GitCommit string
+
+const (
+	// Name of the CLI application
+	AppName = "okta-admin"
+
+	// Application version
+	Version = "1.0.0"
+)
+
+func FormattedVersion() string {
+	version := fmt.Sprintf("Okta Admin v%s", Version)
+	if GitCommit != "" {
+		return fmt.Sprintf("%s (%s)", version, GitCommit)
+	}
+	return version
+}