From 30d83a70a74d10fb102eef50c131a91607ccb90b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexander=20R=C3=B8dseth?= <rodseth@gmail.com>
Date: Fri, 15 Nov 2013 11:30:45 +0100
Subject: [PATCH] Added two convenience functions for retrieving arguments

---
 context.go | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/context.go b/context.go
index 877aaa1..d944d70 100644
--- a/context.go
+++ b/context.go
@@ -129,3 +129,17 @@ func (c *Context) lookupBool(name string, set *flag.FlagSet) bool {
 
 	return false
 }
+
+// Returns the nth argument, or just a blank string
+func (c *Context) GetArg(n int) string {
+	args := c.Args()
+	if len(args) < n {
+		return args[n]
+	}
+	return ""
+}
+
+// Returns the first argument, or just a blank string, for convenience
+func (c *Context) FirstArg() string {
+	return c.GetArg(0)
+}