Rubocop

.rubocop.yml

@@ -1,3 +1,5 @@
+inherit_from: .rubocop_todo.yml
+
 AllCops:
   Include:
     - 'lib/**/*'
@@ -48,3 +50,6 @@ Metrics/MethodLength:
 
 Gemspec/OrderedDependencies:
   Enabled: false
+
+Style/FormatStringToken:
+  Enabled: false

lib/geo/coord.rb

@@ -583,17 +583,15 @@ def endpoint(distance, azimuth)
 
     private
 
+    LAT_RANGE_ERROR = 'Expected latitude to be between -90 and 90, %p received'.freeze
+    LNG_RANGE_ERROR = 'Expected longitude to be between -180 and 180, %p received'.freeze
+
     def _init(lat, lng)
       lat = lat.to_f
       lng = lng.to_f
 
-      unless (-90..90).cover?(lat)
-        raise ArgumentError, "Expected latitude to be between -90 and 90, #{lat} received"
-      end
-
-      unless (-180..180).cover?(lng)
-        raise ArgumentError, "Expected longitude to be between -180 and 180, #{lng} received"
-      end
+      raise ArgumentError, LAT_RANGE_ERROR % lat unless (-90..90).cover?(lat)
+      raise ArgumentError, LNG_RANGE_ERROR % lng unless (-180..180).cover?(lng)
 
       @lat = lat
       @lng = lng

spec/geo/coord_spec.rb

@@ -109,6 +109,10 @@
         Geo::Coord.new(latd: 50, latm: 0, lats: 16, lath: 'N',
                        lngd: 36, lngm: 13, lngs: 53, lngh: 'E')
 
+      # TODO:
+      # Geo::Coord.parse_dms(%{22°12'00" 33°18'00"}).should ==
+      #   Geo::Coord.new(latd: 22, latm: 12, lngd: 33, lngm: 18)
+
       lambda{Geo::Coord.parse_dms('50 36 80')}.should raise_error(ArgumentError)
     end