diff options
Diffstat (limited to 'lib/puppet/util/external_iterator.rb')
| -rw-r--r-- | lib/puppet/util/external_iterator.rb | 8 |
1 files changed, 6 insertions, 2 deletions
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 |