Support Jekyll v3.9 and v4.1 / Modify workflow trigger event (#121)

* Add `on: pull_reqeust`

* Support jekyll 3.9

* Add supprot jekyll 4.1

* Exclude Ruby 2.4 x Jekyll 4.1

.github/workflows/ci.yml

@@ -1,16 +1,20 @@
 name: CI
-on: [push]
+on: [push, pull_request]
 jobs:
   build:
     strategy:
       matrix:
         ruby: [2.4, 2.5, 2.6, 2.7]
         gemfile:
-        - gemfiles/jekyll_4.0.gemfile
-        - gemfiles/jekyll_3.8.gemfile
+          - gemfiles/jekyll_3.8.gemfile
+          - gemfiles/jekyll_3.9.gemfile
+          - gemfiles/jekyll_4.0.gemfile
+          - gemfiles/jekyll_4.1.gemfile
         exclude:
         - ruby: 2.4
           gemfile: gemfiles/jekyll_4.0.gemfile
+        - ruby: 2.4
+          gemfile: gemfiles/jekyll_4.1.gemfile
     env:
       BUNDLE_GEMFILE: ${{ matrix.gemfile }}
     runs-on: ubuntu-latest

.github/workflows/coverage.yml

@@ -1,5 +1,5 @@
 name: Coverage
-on: [push]
+on: [push, pull_request]
 jobs:
   build:
     strategy:

.github/workflows/rubocop.yml

@@ -1,5 +1,5 @@
 name: RuboCop
-on: [push]
+on: [push, pull_request]
 jobs:
   build:
     strategy:

Appraisals

@@ -1,9 +1,9 @@
 # frozen_string_literal: true
 
-appraise 'jekyll-4.0' do
-  gem 'jekyll', '4.0'
-end
+SUPPORTED_VERSIONS = %w[3.8 3.9 4.0 4.1].freeze
 
-appraise 'jekyll-3.8' do
-  gem 'jekyll', '3.8'
+SUPPORTED_VERSIONS.each do |version|
+  appraise "jekyll-#{version}" do
+    gem 'jekyll', version
+  end
 end

gemfiles/jekyll_3.9.gemfile

@@ -0,0 +1,14 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "appraisal"
+gem "minitest-reporters"
+gem "minitest"
+gem "pry"
+gem "rake"
+gem "rubocop", "~> 0.81"
+gem "simplecov", "~> 0.17.1"
+gem "jekyll", "3.9"
+
+gemspec path: "../"

gemfiles/jekyll_4.1.gemfile

@@ -0,0 +1,14 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "appraisal"
+gem "minitest-reporters"
+gem "minitest"
+gem "pry"
+gem "rake"
+gem "rubocop", "~> 0.81"
+gem "simplecov", "~> 0.17.1"
+gem "jekyll", "4.1"
+
+gemspec path: "../"