Refactor has errors in both error component and error notification

lib/simple_form.rb

@@ -6,6 +6,7 @@ module SimpleForm
   autoload :Components,        'simple_form/components'
   autoload :ErrorNotification, 'simple_form/error_notification'
   autoload :FormBuilder,       'simple_form/form_builder'
+  autoload :HasErrors,         'simple_form/has_errors'
   autoload :I18nCache,         'simple_form/i18n_cache'
   autoload :Inputs,            'simple_form/inputs'
   autoload :MapType,           'simple_form/map_type'

lib/simple_form/components/errors.rb

@@ -1,6 +1,8 @@
 module SimpleForm
   module Components
     module Errors
+      include SimpleForm::HasErrors
+
       def error
         template.content_tag(error_tag, error_text, error_html_options) if has_errors?
       end
@@ -23,10 +25,6 @@ module SimpleForm
 
     protected
 
-      def has_errors?
-        object && object.respond_to?(:errors) && errors.present?
-      end
-
       def errors
         @errors ||= (errors_on_attribute + errors_on_association).compact
       end
@@ -40,4 +38,4 @@ module SimpleForm
       end
     end
   end
-end
+end

lib/simple_form/error_notification.rb

@@ -1,6 +1,7 @@
 module SimpleForm
   class ErrorNotification
     delegate :object, :object_name, :template, :to => :@builder
+    include SimpleForm::HasErrors
 
     def initialize(builder, options)
       @builder = builder
@@ -24,10 +25,6 @@ module SimpleForm
       SimpleForm.error_notification_tag
     end
 
-    def has_errors?
-      object && object.respond_to?(:errors) && object.errors.present?
-    end
-
     def html_options
       @options[:class] = "error_notification #{@options[:class]}".strip
       @options
@@ -41,4 +38,4 @@ module SimpleForm
       I18n.t(lookups.shift, :scope => :"simple_form.error_notification", :default => lookups)
     end
   end
-end
+end

lib/simple_form/has_errors.rb

@@ -0,0 +1,14 @@
+module SimpleForm
+  module HasErrors
+
+  protected
+
+    def errors
+      object.errors
+    end
+
+    def has_errors?
+      object && object.respond_to?(:errors) && errors.present?
+    end
+  end
+end

lib/simple_form/inputs/numeric_input.rb

@@ -11,9 +11,7 @@ module SimpleForm
         input_options[:size]        ||= SimpleForm.default_input_size
         input_options[:step]        ||= 1 if integer?
         input_options[:placeholder] ||= placeholder if has_placeholder?
-
         infer_attributes_from_validations(input_options)
-
         input_options
       end