Merge pull request #1087 from amatsuda/generate_number_field_tag

generate HTML5 number_field tag for integer fields

railties/lib/rails/generators/generated_attribute.rb

@@ -13,7 +13,8 @@ def initialize(name, type)
 
       def field_type
         @field_type ||= case type
-          when :integer, :float, :decimal then :text_field
+          when :integer              then :number_field
+          when :float, :decimal      then :text_field
           when :time                 then :time_select
           when :datetime, :timestamp then :datetime_select
           when :date                 then :date_select

railties/test/generators/generated_attribute_test.rb

@@ -4,8 +4,12 @@
 class GeneratedAttributeTest < Rails::Generators::TestCase
   include GeneratorsTestHelper
 
+  def test_field_type_returns_number_field
+    assert_field_type :integer, :number_field
+  end
+
   def test_field_type_returns_text_field
-    %w(integer float decimal string).each do |attribute_type|
+    %w(float decimal string).each do |attribute_type|
       assert_field_type attribute_type, :text_field
     end
   end