Add test github action

.github/workflows/test.yml

@@ -0,0 +1,30 @@
+name: Unit Test
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    name: Test with ${{ matrix.ruby }}
+    strategy:
+      matrix:
+        # Find the versions available at https://github.com/ruby/setup-ruby/blob/master/ruby-builder-versions.json
+        ruby:
+          - '3.3.1'
+          - '3.2.4'
+          - '3.1.5'
+          - '3.0.6'
+          - '2.7.8'
+          - '2.6.10'
+          # - '2.5.9'  # TODO: Missing `minitest/test_task` in minitest 5.15.0
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler-cache: true
+      - name: Run the test
+        run: bundle exec rake test

.gitignore

@@ -3,3 +3,5 @@
 /Gemfile.lock
 /rbs_collection.lock.yaml
 /.gem_rbs_collection
+/tmp
+gemfiles/*.lock

Gemfile

@@ -1,24 +1,4 @@
 # frozen_string_literal: true
 
-source "https://rubygems.org"
-
-gem "rake", "~> 13.1.0"
-
-gemspec
-
-group :test do
-  gem "minitest", "~> 5.20.0"
-end
-
-group :check do
-  gem "rubocop", "~> 1.62.1", require: false
-  gem "rubocop-minitest", "~> 0.33.0", require: false
-  gem "rubocop-rake", "~> 0.6.0", require: false
-  gem "standard", "~> 1.0", require: false
-  gem "steep", "~> 1.6.0", require: false
-end
-
-group :debug do
-  gem "debug"
-  gem "irb"
-end
+gemfile = "#{RUBY_ENGINE}-#{RUBY_ENGINE_VERSION.split(".").take(2).join(".")}.rb"
+eval_gemfile "gemfiles/#{gemfile}"

Rakefile

@@ -2,12 +2,7 @@
 
 # @type self: Rake::TaskLib
 
-require "standard/rake"
-
 # load rake tasks from tasks directory
 Dir.glob(File.join(__dir__ || Dir.pwd, "tasks", "*.rake")) { |f| import f }
 
 task default: [:test, :check]
-
-desc "Run checks"
-task check: [:standard, :rubocop, :"steep:check"]

gemfiles/ruby-2.5.rb

@@ -0,0 +1,14 @@
+source "https://rubygems.org"
+
+gemspec path: ".."
+
+gem "rake", "~> 13.1.0"
+
+group :test do
+  gem "minitest", "~> 5.15.0"
+end
+
+group :debug do
+  gem "debug"
+  gem "irb"
+end

gemfiles/ruby-2.6.rb

@@ -0,0 +1,14 @@
+source "https://rubygems.org"
+
+gemspec path: ".."
+
+gem "rake", "~> 13.1.0"
+
+group :test do
+  gem "minitest", "~> 5.22.3"
+end
+
+group :debug do
+  gem "debug"
+  gem "irb"
+end

gemfiles/ruby-2.7.rb

@@ -0,0 +1,14 @@
+source "https://rubygems.org"
+
+gemspec path: ".."
+
+gem "rake", "~> 13.1.0"
+
+group :test do
+  gem "minitest", "~> 5.22.3"
+end
+
+group :debug do
+  gem "debug"
+  gem "irb"
+end

gemfiles/ruby-3.0.rb

@@ -0,0 +1,14 @@
+source "https://rubygems.org"
+
+gemspec path: ".."
+
+gem "rake", "~> 13.1.0"
+
+group :test do
+  gem "minitest", "~> 5.22.3"
+end
+
+group :debug do
+  gem "debug"
+  gem "irb"
+end

gemfiles/ruby-3.1.rb

@@ -0,0 +1,14 @@
+source "https://rubygems.org"
+
+gemspec path: ".."
+
+gem "rake", "~> 13.1.0"
+
+group :test do
+  gem "minitest", "~> 5.22.3"
+end
+
+group :debug do
+  gem "debug"
+  gem "irb"
+end

gemfiles/ruby-3.2.rb

@@ -0,0 +1,14 @@
+source "https://rubygems.org"
+
+gemspec path: ".."
+
+gem "rake", "~> 13.1.0"
+
+group :test do
+  gem "minitest", "~> 5.22.3"
+end
+
+group :debug do
+  gem "debug"
+  gem "irb"
+end

gemfiles/ruby-3.3.rb

@@ -0,0 +1,22 @@
+source "https://rubygems.org"
+
+gemspec path: ".."
+
+gem "rake", "~> 13.1.0"
+
+group :test do
+  gem "minitest", "~> 5.22.3"
+end
+
+group :check do
+  gem "rubocop", "~> 1.62.1", require: false
+  gem "rubocop-minitest", "~> 0.33.0", require: false
+  gem "rubocop-rake", "~> 0.6.0", require: false
+  gem "standard", "~> 1.0", require: false
+  gem "steep", "~> 1.6.0", require: false
+end
+
+group :debug do
+  gem "debug"
+  gem "irb"
+end

tasks/rubocop.rake

@@ -2,6 +2,12 @@
 
 # @type self: Rake::DSL
 
-require "rubocop/rake_task"
+begin
+  require "rubocop/rake_task"
 
-RuboCop::RakeTask.new
+  RuboCop::RakeTask.new
+
+  desc "Run RuboCop"
+  task check: :rubocop
+rescue LoadError
+end

tasks/standard.rake

@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+# @type self: Rake::DSL
+
+begin
+  require "standard/rake"
+
+  desc "Run StandardRB"
+  task check: :standard
+rescue LoadError
+end

tasks/steep.rake

@@ -2,49 +2,57 @@
 
 # @type self: Rake::TaskLib
 
-namespace :steep do
-  desc "Run static type checking"
-  task :check do |_task, args|
-    args_sh = args.to_a.map { |a| "'#{a}'" }.join(" ")
+begin
+  require "steep"
 
-    sh "steep check #{args_sh}".strip
-  end
+  namespace :steep do
+    desc "Run static type checking"
+    task :check do |_task, args|
+      args_sh = args.to_a.map { |a| "'#{a}'" }.join(" ")
 
-  desc "Output static type checking statistics"
-  task :stats do |_task, args|
-    format = args.to_a.first || "table"
+      sh "steep check #{args_sh}".strip
+    end
 
-    if format == "md"
-      data = `steep stats --format=csv`
+    desc "Output static type checking statistics"
+    task :stats do |_task, args|
+      format = args.to_a.first || "table"
 
-      require "csv"
+      if format == "md"
+        data = `steep stats --format=csv`
 
-      csv = CSV.new(data, headers: true)
-      headers = true
-      csv.each do |row|
-        hrow = row.to_h
+        require "csv"
 
-        if headers
-          $stdout.write("|")
-          $stdout.write(hrow.keys.join("|"))
-          $stdout.write("|")
-          $stdout.write("\n")
+        csv = CSV.new(data, headers: true)
+        headers = true
+        csv.each do |row|
+          hrow = row.to_h
+
+          if headers
+            $stdout.write("|")
+            $stdout.write(hrow.keys.join("|"))
+            $stdout.write("|")
+            $stdout.write("\n")
+
+            $stdout.write("|")
+            $stdout.write(hrow.values.map { |v| /^\d+$/.match?(v) ? "--:" : ":--" }.join("|"))
+            $stdout.write("|")
+            $stdout.write("\n")
+          end
+
+          headers = false
 
           $stdout.write("|")
-          $stdout.write(hrow.values.map { |v| /^\d+$/.match?(v) ? "--:" : ":--" }.join("|"))
+          $stdout.write(hrow.values.join("|"))
           $stdout.write("|")
           $stdout.write("\n")
         end
-
-        headers = false
-
-        $stdout.write("|")
-        $stdout.write(hrow.values.join("|"))
-        $stdout.write("|")
-        $stdout.write("\n")
+      else
+        sh "steep stats --format=#{format}"
       end
-    else
-      sh "steep stats --format=#{format}"
     end
   end
+
+  desc "Run type checks"
+  # task check: "steep:check"
+rescue LoadError
 end