refactoring of CI from Travis to Github Actions

ci-gemfiles/ruby-3.0 → .github/ci-gemfiles/ruby-3.0

@@ -4,6 +4,7 @@ gem 'rake'
 gem 'rack'
 gem 'i18n'
 gem 'minitest'
+gem 'ansi'
 
 gem 'oj', require: false     # false is for testing with or without it
 

.github/workflows/pagy-ci.yml

@@ -0,0 +1,42 @@
+name: Pagy CI
+
+on:
+  push:
+    branches: ['**']
+  pull_request:
+    branches: ['**']
+
+jobs:
+  test:
+    name: Ruby ${{ matrix.ruby-version }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        include:
+          - ruby-version: 3.0
+            env:
+              BUNDLE_GEMFILE: .github/ci-gemfiles/ruby-3.0
+              CODECOV: true
+      fail-fast: false
+    env: ${{ matrix.env }}
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby-version }}
+          bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+
+      - name: Run tests
+        run: bundle exec rake test
+
+      - name: Run rubocop for github
+        run: bundle exec rubocop --format github
+
+      - name: Codecov
+        if: ${{ env.CODECOV == 'true' }}
+        uses: codecov/codecov-action@v1.3.2
+        with:
+          fail_ci_if_error: true

.rubocop.yml

@@ -9,7 +9,8 @@ AllCops:
   TargetRubyVersion: 3.0
   NewCops: enable
   Exclude:
-    - ___*/**/*    # '___' prefixed dirs are excluded
+    - ___*/**/*           # '___' prefixed dirs are excluded
+    - vendor/bundle/**/*  # avoid Error: RuboCop found unsupported Ruby version 2.1 in `TargetRubyVersion` parameter (in vendor/bundle/ruby/3.0.0/gems/rainbow-3.0.0/.rubocop.yml).
 
 # No, thank you!
 Layout:

test/test_helper.rb

@@ -2,10 +2,11 @@
 
 $VERBOSE = {'false' => false, 'true' => true}[ENV['VERBOSE']] if ENV['VERBOSE']
 
-if ENV['RUN_CODECOV']
+if ENV['CODECOV']
   require 'codecov'   # requires also simplecov
-  SimpleCov.formatter = SimpleCov::Formatter::Codecov
-else
+  # if you want the formatter to upload the results use SimpleCov::Formatter::Codecov instead
+  SimpleCov.formatter = Codecov::SimpleCov::Formatter
+elsif !ENV['CI']
   require 'simplecov'
 end