Support for ruby-3.x

- remove calls to File.exists?
- use standardrb
- use simplecov always
- add github action

Author: aelkiss

.github/workflows/tests.yml

@@ -0,0 +1,26 @@
+name: Run Tests
+
+on: push
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    name: Ruby ${{ matrix.ruby }}
+    strategy:
+      matrix:
+        ruby: [2.7, 3.0, 3.1, 3.2]
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{ matrix.ruby }}
+        bundler-cache: true
+    - name: Run linter for Ruby
+      run: bundle exec standardrb
+    - name: Run tests
+      run: bundle exec rspec
+    - name: Report to Coveralls
+      uses: coverallsapp/[email protected]
+      with:
+        github-token: ${{ secrets.github_token }}

.gitignore

@@ -10,6 +10,7 @@ doc
 
 # bundler
 .bundle
+vendor/
 
 # jeweler generated
 pkg

Gemfile

@@ -4,6 +4,8 @@ source "https://rubygems.org"
 gemspec
 
 
-gem 'rcov', :platform => :mri_18
-gem 'simplecov', :platforms => [:mri_19, :mri_20]
-gem 'simplecov-rcov', :platforms => [:mri_19, :mri_20]
+group :development, :test do
+  gem 'simplecov'
+  gem 'standardrb'
+  gem "simplecov-lcov"
+end

README.md

@@ -1,3 +1,7 @@
+[![Tests](https://github.com/mlibrary/pairtree/actions/workflows/tests.yaml/badge.svg)](https://github.com/mlibrary/pairtree/actions/workflows/tests.yaml)
+[![Coverage Status](https://coveralls.io/repos/github/mlibrary/pairtree/badge.svg?branch=main)](https://coveralls.io/github/mlibrary/pairtree?branch=main)
+[![Ruby Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://github.com/testdouble/standard)
+
 # (r)pairtree
 
 Ruby implementation of the [Pairtree](https://wiki.ucop.edu/display/Curation/PairTree) specification from the California Digital Library.

lib/pairtree.rb

@@ -30,12 +30,12 @@ def self.at path, args = {}
     existing_version_file = Dir[File.join(path, "pairtree_version*")].sort.last
 
     if args.delete(:create)
-      if File.exists?(path) and not File.directory?(path)
+      if File.exist?(path) and not File.directory?(path)
         raise PathError, "#{path} exists, but is not a valid pairtree root"
       end
       FileUtils.mkdir_p(root_path)
 
-      unless File.exists? prefix_file
+      unless File.exist? prefix_file
         File.open(prefix_file, 'w') { |f| f.write(args[:prefix].to_s) }
       end
 

spec/spec_helper.rb

@@ -4,10 +4,17 @@
 require 'bundler/setup'
 require 'rspec'
 
-if ENV['COVERAGE'] and RUBY_VERSION =~ /^1.9/
-  require 'simplecov'
-  SimpleCov.start
+require 'simplecov'
+require 'simplecov-lcov'
+SimpleCov::Formatter::LcovFormatter.config do |c|
+  c.report_with_single_file = true
+  c.single_report_path = "coverage/lcov.info"
 end
+SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter.new([
+  SimpleCov::Formatter::HTMLFormatter,
+  SimpleCov::Formatter::LcovFormatter
+])
+SimpleCov.start
 
 require 'pairtree'