Remove support for unmaintained ruby 2.2

.rubocop.yml

@@ -3,7 +3,7 @@ inherit_mode:
     - Exclude
 
 AllCops:
-  TargetRubyVersion: 2.2
+  TargetRubyVersion: 2.3
   DisabledByDefault: true
   Exclude:
     - "examples/instrumentation.rb"

.travis.yml

@@ -6,7 +6,6 @@ rvm:
   - 2.5.1
   - 2.4.4
   - 2.3.7
-  - 2.2.10
   - jruby-9.1.16.0
 
 before_install:

Appraisals

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 appraise "rack_2_0" do
   gem "rack", "~> 2.0.4"
 end

Gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 
 gemspec

Rakefile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "rubygems"
 require "bundler/setup"
 require 'bundler/gem_tasks'

examples/rack_attack.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # NB: `req` is a Rack::Request object (basically an env hash with friendly accessor methods)
 
 # Throttle 10 requests/ip/second

gemfiles/active_support_redis_cache_store.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/active_support_redis_cache_store_pooled.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/active_support_redis_store.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/connection_pool_dalli.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/dalli2.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/rack_1_6.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/rack_2_0.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/rails_4_2.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/rails_5_1.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/rails_5_2.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

gemfiles/redis_store.gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file was generated by Appraisal
 
 source "https://rubygems.org"

lib/rack/attack.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rack'
 require 'forwardable'
 require 'rack/attack/path_normalizer'

lib/rack/attack/allow2ban.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     class Allow2Ban < Fail2Ban

lib/rack/attack/blocklist.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     class Blocklist < Check

lib/rack/attack/cache.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     class Cache

lib/rack/attack/check.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     class Check

lib/rack/attack/fail2ban.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     class Fail2Ban

lib/rack/attack/path_normalizer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Rack::Attack
   # When using Rack::Attack with a Rails app, developers expect the request path
   # to be normalized. In particular, trailing slashes are stripped.

lib/rack/attack/request.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Rack::Attack::Request is the same as ::Rack::Request by default.
 #
 # This is a safe place to add custom helper methods to the request object

lib/rack/attack/safelist.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     class Safelist < Check

lib/rack/attack/store_proxy.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     module StoreProxy

lib/rack/attack/store_proxy/dalli_proxy.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'delegate'
 
 module Rack

lib/rack/attack/store_proxy/mem_cache_proxy.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     module StoreProxy

lib/rack/attack/store_proxy/redis_cache_store_proxy.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'delegate'
 
 module Rack

lib/rack/attack/store_proxy/redis_store_proxy.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'delegate'
 
 module Rack

lib/rack/attack/throttle.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     class Throttle

lib/rack/attack/track.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     class Track

lib/rack/attack/version.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rack
   class Attack
     VERSION = '5.3.2'

rack-attack.gemspec

@@ -1,4 +1,5 @@
 # -*- encoding: utf-8 -*-
+# frozen_string_literal: true
 
 lib = File.expand_path('../lib/', __FILE__)
 $:.unshift lib unless $:.include?(lib)
@@ -27,7 +28,7 @@ Gem::Specification.new do |s|
     "source_code_uri" => "https://github.com/kickstarter/rack-attack"
   }
 
-  s.required_ruby_version = '>= 2.2'
+  s.required_ruby_version = '>= 2.3'
 
   s.add_runtime_dependency 'rack', ">= 1.0", "< 3"
 

spec/acceptance/allow2ban_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 require "timecop"
 

spec/acceptance/blocking_ip_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Blocking an IP" do

spec/acceptance/blocking_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "#blocklist" do

spec/acceptance/blocking_subnet_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Blocking an IP subnet" do

spec/acceptance/cache_store_config_for_allow2ban_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Cache store config when using allow2ban" do

spec/acceptance/cache_store_config_for_fail2ban_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Cache store config when using fail2ban" do

spec/acceptance/cache_store_config_for_throttle_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Cache store config when throttling without Rails" do

spec/acceptance/cache_store_config_with_rails_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 require "minitest/stub_const"
 require "ostruct"

spec/acceptance/customizing_blocked_response_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Customizing block responses" do

spec/acceptance/customizing_throttled_response_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Customizing throttled response" do

spec/acceptance/extending_request_object_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Extending the request object" do

spec/acceptance/fail2ban_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 require "timecop"
 

spec/acceptance/safelisting_ip_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Safelist an IP" do

spec/acceptance/safelisting_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "#safelist" do

spec/acceptance/safelisting_subnet_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "Safelisting an IP subnet" do

spec/acceptance/stores/active_support_dalli_store_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 
 if defined?(::Dalli)

spec/acceptance/stores/active_support_mem_cache_store_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 
 if defined?(::Dalli)

spec/acceptance/stores/active_support_memory_store_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 require_relative "../../support/cache_store_helper"
 

spec/acceptance/stores/active_support_redis_cache_store_pooled_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 
 if defined?(::ConnectionPool) && defined?(::Redis) && defined?(::ActiveSupport::Cache::RedisCacheStore)

spec/acceptance/stores/active_support_redis_cache_store_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 
 if defined?(::Redis) && defined?(::ActiveSupport::Cache::RedisCacheStore)

spec/acceptance/stores/active_support_redis_store_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 
 if defined?(::ActiveSupport::Cache::RedisStore)

spec/acceptance/stores/connection_pool_dalli_client_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 
 if defined?(::Dalli) && defined?(::ConnectionPool)

spec/acceptance/stores/dalli_client_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 
 if defined?(::Dalli)

spec/acceptance/stores/redis_store_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../../spec_helper"
 require_relative "../../support/cache_store_helper"
 

spec/acceptance/throttling_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 require "timecop"
 

spec/acceptance/track_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 
 describe "#track" do

spec/acceptance/track_throttle_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "../spec_helper"
 require "timecop"
 

spec/allow2ban_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'spec_helper'
 
 describe 'Rack::Attack.Allow2Ban' do

spec/fail2ban_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'spec_helper'
 
 describe 'Rack::Attack.Fail2Ban' do

spec/integration/offline_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_support/cache'
 require_relative '../spec_helper'
 

spec/rack_attack_dalli_proxy_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'spec_helper'
 
 describe Rack::Attack::StoreProxy::DalliProxy do

spec/rack_attack_instrumentation_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # ActiveSupport::Subscribers added in ~> 4.0.2.0
 if ActiveSupport::VERSION::MAJOR > 3
   require_relative 'spec_helper'

spec/rack_attack_path_normalizer_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'spec_helper'
 
 describe Rack::Attack::PathNormalizer do

spec/rack_attack_request_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'spec_helper'
 
 describe 'Rack::Attack' do

spec/rack_attack_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'spec_helper'
 
 describe 'Rack::Attack' do

spec/rack_attack_throttle_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'spec_helper'
 
 describe 'Rack::Attack.throttle' do

spec/rack_attack_track_spec.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative 'spec_helper'
 
 describe 'Rack::Attack.track' do

spec/spec_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "rubygems"
 require "bundler/setup"
 

spec/support/cache_store_helper.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Minitest::Spec
   def self.it_works_for_cache_backed_features
     it "works for throttle" do