1 files changed, 12 insertions, 0 deletions
diff --git a/lib/puppet/parser/functions/load_json.rb b/lib/puppet/parser/functions/load_json.rb
index 9ec8c78..7c3f187 100644
--- a/lib/puppet/parser/functions/load_json.rb
+++ b/lib/puppet/parser/functions/load_json.rb
@@ -6,6 +6,18 @@ module Puppet::Parser::Functions
   newfunction(:load_json, :type => :rvalue, :doc => <<-EOS
     EOS
   ) do |arguments|
+
+    if (arguments.size != 1) then
+      raise(Puppet::ParseError, "load_json(): Wrong number of arguments "+
+        "given #{arguments.size} for 1")
+    end
+
+    json = arguments[0]
+    
+    require 'json'
+
+    JSON.load(json)
+
   end
 end