Deprecate IntegrationGenerator

Author: klyonrad

lib/generators/rspec/integration/integration_generator.rb

@@ -1,11 +1,10 @@
 require 'generators/rspec'
+require 'rspec/core/warnings'
 
 module Rspec
   module Generators
     # @private
     class IntegrationGenerator < Base
-      # Add a deprecation for this class, before rspec-rails 4, to use the
-      # `RequestGenerator` instead
       class_option :request_specs,
                    type: :boolean,
                    default: true,
@@ -14,6 +13,12 @@ class IntegrationGenerator < Base
       def generate_request_spec
         return unless options[:request_specs]
 
+        RSpec.warn_deprecation <<-WARNING.gsub(/\s*\|/, ' ')
+          |The integration generator is deprecated
+          |and will be deleted in RSpec-Rails 5.
+          |Please use the request generator instead.
+        WARNING
+
         template 'request_spec.rb',
                  File.join('spec/requests', "#{name.underscore.pluralize}_spec.rb")
       end