ci.yml

name: Elixir CI

on:
  push:
  pull_request:

jobs:
  build:
    name: Build and test
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        otp: ["23.x", "24.x", "25.x"]
        elixir: ["1.12.x", "1.13.x", "1.14.x"]
        exclude:
          - elixir: 1.12.x
            otp: 25.x
        include:
          - elixir: 1.15.x
            otp: 24.x
          - elixir: 1.15.x
            otp: 25.x
          - elixir: 1.15.x
            otp: 26.x
          - elixir: 1.16.x
            otp: 24.x
          - elixir: 1.16.x
            otp: 25.x
          - elixir: 1.16.x
            otp: 26.x
    steps:
      - uses: actions/checkout@v2
      - name: Set up Elixir
        uses: erlef/setup-beam@v1
        with:
          elixir-version: ${{ matrix.elixir }}
          otp-version: ${{ matrix.otp }}
        env:
          ImageOS: ubuntu20
      - 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