lib/rails_erd/relationship/cardinality.rb in rails-erd-0.1.0 vs lib/rails_erd/relationship/cardinality.rb in rails-erd-0.1.1

@@ -3,9 +3,10 @@
     class Cardinality
       CARDINALITY_NAMES = %w{one_to_one one_to_many many_to_many} #:nodoc:
       ORDER = {} #:nodoc:
 
       class << self
+        # Returns the cardinality as symbol.
         attr_reader :type
 
         def from_macro(macro) #:nodoc:
           case macro
           when :has_and_belongs_to_many then ManyToMany