From c57dab4903a6a23fb14dc79c76efea989e694460 Mon Sep 17 00:00:00 2001
From: Chris Price <chris@pupppetlabs.com>
Date: Fri, 17 Aug 2012 04:48:28 -0700
Subject: Add support for "global" section at beginning of file

This commit does the following:

* Fixes a bug in ExternalIterator
* Adds support for a "global" section before the first named
  section at the beginning of the INI file
* Improves test coverage
---
 lib/puppet/util/external_iterator.rb | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'lib/puppet/util/external_iterator.rb')

diff --git a/lib/puppet/util/external_iterator.rb b/lib/puppet/util/external_iterator.rb
index 67b3375..45c0fa4 100644
--- a/lib/puppet/util/external_iterator.rb
+++ b/lib/puppet/util/external_iterator.rb
@@ -3,7 +3,7 @@ module Util
   class ExternalIterator
     def initialize(coll)
       @coll = coll
-      @cur_index = 0
+      @cur_index = -1
     end
 
     def next
@@ -17,7 +17,11 @@ module Util
 
     private
     def item_at(index)
-      [@coll[index], index]
+      if @coll.length > index
+        [@coll[index], index]
+      else
+        [nil, nil]
+      end
     end
   end
 end
-- 
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