Extract context method

lib/geocoder/results/mapbox.rb

@@ -16,32 +16,38 @@ module Geocoder::Result
     end
 
     def city
-      @data['context'].map { |c| c['text'] if c['id'] =~ /place/ }.compact.first
+      context.map { |c| c['text'] if c['id'] =~ /place/ }.compact.first
     end
 
     def state
-      @data['context'].map { |c| c['text'] if c['id'] =~ /region/ }.compact.first
+      context.map { |c| c['text'] if c['id'] =~ /region/ }.compact.first
     end
 
     alias_method :state_code, :state
 
     def postal_code
-      @data['context'].map { |c| c['text'] if c['id'] =~ /postcode/ }.compact.first
+      context.map { |c| c['text'] if c['id'] =~ /postcode/ }.compact.first
     end
 
     def country
-      @data['context'].map { |c| c['text'] if c['id'] =~ /country/ }.compact.first
+      context.map { |c| c['text'] if c['id'] =~ /country/ }.compact.first
     end
 
     alias_method :country_code, :country
 
     def neighborhood
-      @data['context'].map { |c| c['text'] if c['id'] =~ /neighborhood/ }.compact.first
+      context.map { |c| c['text'] if c['id'] =~ /neighborhood/ }.compact.first
     end
 
     def address
       [place_name, street, city, state, postal_code, country].compact.join(", ")
     end
+
+    private
+
+    def context
+      @data['context']
+    end
   end
 end