Remove Ruby 2.3.8, 2.4.9 and Rails 4.2. Add Rails 6.0 and Ruby 2.7.0 (#59)

* Update Ruby versions running on Travis CI

* Remove Rails 4 support and add Rails 6 to test suite

* Bump version to 1.2.0

* Allow Rails >= 5.0

* Remove .ruby-version file

* Remove Ruby 2.3.8 (EOL) from Travis CI testing

* Remove Ruby 2.4.9 (EOL soon)

* Update Readme to reflect Rails 5.0+ requirement

Author: brianpattison

.travis.yml

@@ -16,16 +16,15 @@ env:
 
 gemfile:
   - gemfiles/latest.gemfile
-  - gemfiles/rails_4.gemfile
   - gemfiles/rails_5.gemfile
+  - gemfiles/rails_6.gemfile
 
 language: ruby
 
 rvm:
-  - 2.3.8
-  - 2.4.5
-  - 2.5.5
-  - 2.6.2
+  - 2.5.7
+  - 2.6.5
+  - 2.7.0
 
 script:
   - bundle exec rspec

Appraisals

@@ -1,13 +1,13 @@
-appraise "rails-4" do
-  gem "rails", "~> 4.2"
-  gem "sidekiq", "~> 4.2"
-end
-
 appraise "rails-5" do
   gem "rails", "~> 5.0"
   gem "sidekiq", "~> 5.0"
 end
 
+appraise "rails-6" do
+  gem "rails", "~> 6.0"
+  gem "sidekiq", "~> 6.0"
+end
+
 appraise "latest" do
   gem "rails"
   gem "sidekiq"

README.md

@@ -27,7 +27,7 @@ Every option we evaluated seems to have the same flaw: **If your server is down,
 
 You must be using:
 
-- Rails 4.2+
+- Rails 5.0+
 - ActiveJob
 - [Sidekiq](http://sidekiq.org)
 - [Heroku Scheduler](https://elements.heroku.com/addons/scheduler)*

gemfiles/rails_4.gemfile gemfiles/rails_6.gemfilegemfiles/rails_4.gemfile renamed to gemfiles/rails_6.gemfile

@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-gem "rails", "~> 4.2"
-gem "sidekiq", "~> 4.2"
+gem "rails", "~> 6.0"
+gem "sidekiq", "~> 6.0"
 
 gemspec path: "../"

lib/simple_scheduler/version.rb

@@ -1,3 +1,3 @@
 module SimpleScheduler
-  VERSION = "1.1.1".freeze
+  VERSION = "1.2.0".freeze
 end

simple_scheduler.gemspec

@@ -20,8 +20,8 @@ Gem::Specification.new do |s|
 
   s.files = Dir["{lib}/**/*", "MIT-LICENSE", "Rakefile", "README.md"]
 
-  s.add_dependency "rails", ">= 4.2"
-  s.add_dependency "sidekiq", ">= 4.2"
+  s.add_dependency "rails", ">= 5.0"
+  s.add_dependency "sidekiq", ">= 5.0"
   s.add_development_dependency "appraisal"
   s.add_development_dependency "rainbow"
   s.add_development_dependency "rspec-rails"