name: CI

on:
  - push
  - pull_request

env:
  BUNDLE_PATH: vendor/bundle

jobs:
  lint:
    name: Code Style
    runs-on: ubuntu-18.04
    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
    strategy:
      matrix:
        ruby:
          - '2.7'
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Setup Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: ${{ matrix.ruby }}
      - name: Gemfile Cache
        uses: actions/cache@v2
        with:
          path: Gemfile.lock
          key: ${{ runner.os }}-gemlock-${{ matrix.ruby }}-${{ hashFiles('Gemfile', 'zip_tricks.gemspec') }}
          restore-keys: |
            ${{ runner.os }}-gemlock-${{ matrix.ruby }}-
      - name: Bundle Cache
        id: cache-gems
        uses: actions/cache@v2
        with:
          path: vendor/bundle
          key: ${{ runner.os }}-gems-${{ matrix.ruby }}-${{ hashFiles('Gemfile', 'Gemfile.lock', 'zip_tricks.gemspec') }}
          restore-keys: |
            ${{ runner.os }}-gems-${{ matrix.ruby }}-
            ${{ runner.os }}-gems-
      - name: Bundle Install
        if: steps.cache-gems.outputs.cache-hit != 'true'
        run: bundle install --jobs 4 --retry 3
      - name: Rubocop Cache
        uses: actions/cache@v2
        with:
          path: ~/.cache/rubocop_cache
          key: ${{ runner.os }}-rubocop-${{ hashFiles('.rubocop.yml') }}
          restore-keys: |
            ${{ runner.os }}-rubocop-
      - name: Rubocop
        run: bundle exec rubocop
  test:
    name: Specs
    runs-on: ubuntu-18.04
    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
    strategy:
      matrix:
        ruby:
          - '2.7'
          - '2.1'
          - 'jruby-9.2'
        experimental: [false]
        include:
          - ruby: 3.0
            experimental: true
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Setup Ruby
        uses: ruby/setup-ruby@v1
        with:
          ruby-version: ${{ matrix.ruby }}
      - name: Gemfile Cache
        uses: actions/cache@v2
        with:
          path: Gemfile.lock
          key: ${{ runner.os }}-gemlock-${{ matrix.ruby }}-${{ hashFiles('Gemfile', 'zip_tricks.gemspec') }}
          restore-keys: |
            ${{ runner.os }}-gemlock-${{ matrix.ruby }}-
      - name: Bundle Cache
        id: cache-gems
        uses: actions/cache@v2
        with:
          path: vendor/bundle
          key: ${{ runner.os }}-gems-${{ matrix.ruby }}-${{ hashFiles('Gemfile', 'Gemfile.lock', 'zip_tricks.gemspec') }}
          restore-keys: |
            ${{ runner.os }}-gems-${{ matrix.ruby }}-
            ${{ runner.os }}-gems-
      - name: Bundle Install
        if: steps.cache-gems.outputs.cache-hit != 'true'
        run: bundle install --jobs 4 --retry 3
      - name: RSpec
        continue-on-error: ${{ matrix.experimental }}
        run: bundle exec rspec