lib/prayer_times/setters.rb in prayer_times-0.1.1 vs lib/prayer_times/setters.rb in prayer_times-0.1.2

@@ -1,31 +1,31 @@
 # encoding: UTF-8
 module PrayerTimes
-  # General setters 
+  # General setters
   module Setters
-   
+
     # Sets iterations c
     # @param [Integer] num
     #   0 < num < 6
     def iterations_count=(num)
       @iterations_count = if (Constants.accepted_iterations_count_range).include?(num)
         num
-       else
-         const_class.iterations_count
-       end
+      else
+        const_class.iterations_count
+      end
     end
-    
+
     # Sets time format
     # @param [String] format
     #   '24h':    24-hour format,
     #   '12h':    12-hour format,
     #   '12hNS':  12-hour format with no suffix,
     #   'Float':  floating point number
     def time_format=(format)
       @time_format = if Constants.accepted_time_formats.include?(format)
         format
-      else 
+      else
         const_class.time_format
       end
     end
 
     # Sets the invalid time replacement string
@@ -50,23 +50,24 @@
 
     # Sets times offsets
     # @param [Hash] offsets
     def times_offsets=(offsets)
       s = offsets.reject{|k,v| !(const_class.times_offsets.key?(k) and v.is_a?(Numeric))} rescue {}
-      @times_offsets = const_class.times_offsets.merge(s) 
+      @times_offsets = const_class.times_offsets.merge(s)
     end
 
     # Sets calculation method and the corresponding settings
     # @param [String] calc_method the method name
     def calculation_method=(calc_method)
       @calculation_method = if PrayerTimes.calculation_methods.key?(calc_method)
         const_class.calculation_methods[calc_method]
       else
         PrayerTimes.calculation_method
       end
-    end 
-    
+    end
+
     def const_class #:nodoc:
-      raise "Please override this method"
+      raise NotImplementedError,
+        "You must implement #const_class to define which class to get the default attributes from"
     end
   end
-end
\ No newline at end of file
+end