Add GitHub Actions for CI and pushing to RubyGems

.github/workflows/ci.yml

@@ -0,0 +1,69 @@
+name: CI
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+    tags:
+      - v*
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        ruby:
+          - 2.5
+          - 2.6
+          - 2.7
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Setup Redis
+        uses: shogo82148/actions-setup-redis@v1
+        with:
+          redis-version: '5.x'
+
+      - name: Set up Ruby
+        uses: actions/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          architecture: 'x64'
+
+      - name: Setup bundler
+        run: |
+          gem install bundler --no-doc
+          bundle config path vendor/bundle
+
+      - name: Bundler cache
+        uses: actions/cache@v2
+        with:
+          path: vendor/bundle
+          key: ${{ runner.os }}-gems-${{ hashFiles('**/Gemfile.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-gems-
+
+      - name: Setup gems
+        run: bundle install --jobs 4
+
+      - name: Rubocop
+        run: bundle exec rubocop
+
+      - name: RSpec
+        run: bundle exec rspec
+
+  publish:
+    if: contains(github.ref, 'refs/tags/v')
+    needs: build
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Release Gem
+        uses: CvX/publish-rubygems-action@master
+        env:
+          RUBYGEMS_API_KEY: ${{secrets.RUBYGEMS_API_KEY}}

.gitignore

@@ -9,5 +9,3 @@
 Gemfile.lock
 .DS_Store
 *.swp
-
-.rubocop-https---raw-githubusercontent-com-discourse-discourse-master--rubocop-yml

.rubocop.yml

@@ -1 +1,2 @@
-inherit_from: https://raw.githubusercontent.com/discourse/discourse/master/.rubocop.yml
+inherit_gem:
+  rubocop-discourse: default.yml

Gemfile

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 source 'https://rubygems.org'
 
 git_source(:github) { 'https://github.com/discourse/mini_scheduler' }

Guardfile

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # A sample Guardfile
 # More info at https://github.com/guard/guard#readme
 

Rakefile

@@ -1,6 +1,19 @@
-require "bundler/gem_tasks"
+#!/usr/bin/env rake
+# frozen_string_literal: true
+
 require "rspec/core/rake_task"
+require 'bundler'
+
+begin
+  Bundler.setup :default, :development
+  Bundler::GemHelper.install_tasks
+rescue Bundler::BundlerError => error
+  $stderr.puts error.message
+  $stderr.puts "Run `bundle install` to install missing gems"
+  exit error.status_code
+end
 
 RSpec::Core::RakeTask.new(:spec)
 
-task default: :spec
+desc "Default: run tests"
+task default: [ :spec ]

mini_scheduler.gemspec

@@ -15,11 +15,7 @@ Gem::Specification.new do |spec|
   spec.homepage      = "https://github.com/discourse/mini_scheduler"
   spec.license       = "MIT"
 
-  # Specify which files should be added to the gem when it is released.
-  # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
-  spec.files         = Dir.chdir(File.expand_path('..', __FILE__)) do
-    `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
-  end
+  spec.files = `git ls-files`.split($/).reject { |s| s =~ /^(spec|\.)/ }
   spec.require_paths = ["lib"]
 
   spec.add_dependency "sidekiq"
@@ -32,4 +28,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "guard-rspec"
   spec.add_development_dependency "mock_redis"
   spec.add_development_dependency "rake"
+  spec.add_development_dependency 'rubocop-discourse'
 end