From b5065874bcc0257ec10e7a98c8132235837b9193 Mon Sep 17 00:00:00 2001
From: vishalnayak <vishalnayakv@gmail.com>
Date: Tue, 10 May 2016 20:33:58 -0400
Subject: [PATCH] Skip a nil item during filtering

---
 hcl/ast/ast.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hcl/ast/ast.go b/hcl/ast/ast.go
index f8bb71a..0eca817 100644
--- a/hcl/ast/ast.go
+++ b/hcl/ast/ast.go
@@ -56,7 +56,7 @@ func (o *ObjectList) Filter(keys ...string) *ObjectList {
 	var result ObjectList
 	for _, item := range o.Items {
 		// If there aren't enough keys, then ignore this
-		if len(item.Keys) < len(keys) {
+		if item == nil || len(item.Keys) < len(keys) {
 			continue
 		}