Make it easy to find a diff

Author: numbata

Gemfile

@@ -44,4 +44,5 @@ end
 
 group :test do
   gem 'simplecov', require: false
+  gem 'super_diff', require: false
 end

spec/spec_helper.rb

@@ -19,6 +19,7 @@
 
 require 'rack'
 require 'rack/test'
+require 'super_diff/rspec' if ENV.key?('SUPER_DIFF')
 
 RSpec.configure do |config|
   require 'rspec/expectations'