rails51.gemfile in rollbar-3.3.0

- old
+ new
@@ -1,42 +1,40 @@
 require 'rubygems/version'
 
 source 'https://rubygems.org'
 
-is_jruby = defined?(JRUBY_VERSION) || (defined?(RUBY_ENGINE) && 'jruby' == RUBY_ENGINE)
+is_jruby = defined?(JRUBY_VERSION) || (defined?(RUBY_ENGINE) && RUBY_ENGINE == 'jruby')
 
 gem 'activerecord-jdbcsqlite3-adapter', :platform => :jruby
 gem 'jruby-openssl', :platform => :jruby
 gem 'net-ssh', '<= 3.1.1'
 gem 'public_suffix', '<= 3.1.1'
 gem 'rails', '~> 5.1.7'
 gem 'sqlite3', '< 1.4.0', :platform => [:ruby, :mswin, :mingw]
 
 gem 'rspec-core', '~> 3.5.0.beta3'
-gem 'rspec-rails', '~> 3.5.0.beta3'
-gem 'rspec-support', '~> 3.5.0.beta3'
 gem 'rspec-expectations', '~> 3.5.0.beta3'
 gem 'rspec-mocks', '~> 3.5.0.beta3'
+gem 'rspec-rails', '~> 3.5.0.beta3'
+gem 'rspec-support', '~> 3.5.0.beta3'
 
 gem 'rake'
 
 gem 'sidekiq', '>= 2.13.0'
 
 platforms :rbx do
   gem 'minitest'
   gem 'racc'
   gem 'rubinius-developer_tools'
-  gem 'rubysl', '~> 2.0' if RUBY_VERSION.start_with?('2') # rubysl doesn't yet support Ruby 3.x
+  gem 'rubysl', '~> 2.0' if RUBY_VERSION.start_with?('2')
 end
 
 gem 'capistrano', :require => false
-gem 'sucker_punch', '~> 2.0'
 gem 'codacy-coverage'
 gem 'simplecov', '<= 0.17.1'
+gem 'sucker_punch', '~> 2.0'
 
-if Gem::Version.new(RUBY_VERSION) < Gem::Version.new('2.3')
-  gem 'rack', '2.1.2'
-end
+gem 'rack', '2.1.2' if Gem::Version.new(RUBY_VERSION) < Gem::Version.new('2.3')
 
 # We need last sinatra that uses rack 2.1.x
 gem 'sinatra', :git => 'https://github.com/sinatra/sinatra', :tag => 'v2.0.8'
 
 gem 'database_cleaner', '~> 1.8.4'