From 179c7a5f7c4bc8821964dbdf587b317b34092acd Mon Sep 17 00:00:00 2001
From: Peter Bourgon <peter@bourgon.org>
Date: Wed, 12 Nov 2014 12:38:58 +0100
Subject: [PATCH] Make -v, --version optional

---
 app.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/app.go b/app.go
index 66e541c..f4c4af8 100644
--- a/app.go
+++ b/app.go
@@ -24,6 +24,8 @@ type App struct {
 	EnableBashCompletion bool
 	// Boolean to hide built-in help command
 	HideHelp bool
+	// Boolean to hide built-in version flag
+	HideVersion bool
 	// An action to execute when the bash-completion flag is set
 	BashComplete func(context *Context)
 	// An action to execute before any subcommands are run, but after the context is ready
@@ -75,7 +77,10 @@ func (a *App) Run(arguments []string) error {
 	if a.EnableBashCompletion {
 		a.appendFlag(BashCompletionFlag)
 	}
-	a.appendFlag(VersionFlag)
+
+	if !a.HideVersion {
+		a.appendFlag(VersionFlag)
+	}
 
 	// parse flags
 	set := flagSet(a.Name, a.Flags)