From 888e1e5f0ba0c810df8e776a2e5e6d9b19878085 Mon Sep 17 00:00:00 2001
From: Kiril Zvezdarov <kzvezdarov@monetate.com>
Date: Mon, 16 Feb 2015 23:42:29 -0500
Subject: [PATCH] Added keys from env and pflags to AllKeys

---
 viper.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/viper.go b/viper.go
index b48b31b..c00b4d5 100644
--- a/viper.go
+++ b/viper.go
@@ -633,6 +633,14 @@ func (v *viper) AllKeys() []string {
 		m[key] = struct{}{}
 	}
 
+	for key, _ := range v.env {
+		m[key] = struct{}{}
+	}
+
+	for key, _ := range v.pflags {
+		m[key] = struct{}{}
+	}
+
 	for key, _ := range v.override {
 		m[key] = struct{}{}
 	}