adding support for hash in the size function

1 files changed, 3 insertions, 5 deletions

diff --git a/lib/puppet/parser/functions/size.rb b/lib/puppet/parser/functions/size.rb
index cc207e3..0d6cc96 100644
--- a/lib/puppet/parser/functions/size.rb
+++ b/lib/puppet/parser/functions/size.rb
@@ -2,11 +2,9 @@
 # size.rb
 #
 
-# TODO(Krzysztof Wilczynski): Support for hashes would be nice too ...
-
 module Puppet::Parser::Functions
   newfunction(:size, :type => :rvalue, :doc => <<-EOS
-Returns the number of elements in a string or array.
+Returns the number of elements in a string, an array or a hash
     EOS
   ) do |arguments|
 
@@ -29,13 +27,13 @@ Returns the number of elements in a string or array.
         Float(item)
 
         raise(Puppet::ParseError, 'size(): Requires either ' +
-          'string or array to work with')
+          'string, array or hash to work with')
 
       rescue ArgumentError
         result = item.size
       end
 
-    elsif item.is_a?(Array)
+    elsif item.is_a?(Array) || item.is_a?(Hash)
       result = item.size
     else
       raise(Puppet::ParseError, 'size(): Unknown type given')