lib/csv2hash/definition.rb in csv2hash-0.2.1 vs lib/csv2hash/definition.rb in csv2hash-0.3.0

@@ -1,9 +1,9 @@
-class Csv2hash
+module Csv2hash
   class Definition
 
-    MAPPING = 'mapping'
-    COLLECTION = 'collection'
+    MAPPING = 'mapping'.freeze
+    COLLECTION = 'collection'.freeze
 
     TYPES = [MAPPING, COLLECTION]
 
     attr_accessor :rules, :type, :header_size, :structure_rules