ci.yml

name: Continuous Integration

on:
  pull_request:
    types: [opened, reopened, synchronize]
  push:
    branches:
      - "master"
jobs:
  test:
    name: Build and test
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
    - name: Set up Elixir
      uses: erlef/setup-beam@v1.15
      with:
        elixir-version: '1.13.3' # Define the elixir version [required]
        otp-version: '24.2.1' # Define the OTP version [required]
    - name: Restore dependencies cache
      uses: actions/cache@v2
      with:
        path: deps
        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-mix-
    - name: Install dependencies
      run: mix deps.get
    - name: Run tests
      run: mix test
    - name: Check formatting
      run: mix format --check-formatted
    - name: Credo
      run: mix credo

  dialyzer:
    name: Run Dialyzer for type checking
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Set mix file hash
        id: set_vars
        run: |
          mix_hash="${{ hashFiles(format('{0}{1}', github.workspace, '/mix.lock')) }}"
          echo "::set-output name=mix_hash::$mix_hash"
      - name: Cache PLT files
        id: cache-plt
        uses: actions/cache@v2
        with:
          path: |
            _build/dev/*.plt
            _build/dev/*.plt.hash
          key: plt-cache-${{ steps.set_vars.outputs.mix_hash }}
          restore-keys: |
            plt-cache-
      - name: Run Dialyzer
        uses: erlef/setup-beam@v1.15
        with:
          elixir-version: '1.13.3' # Define the elixir version [required]
          otp-version: '24.2.1' # Define the OTP version [required]
      - run: mix deps.get
      - run: mix dialyzer