ci.yml

name: CI

on:
  pull_request:
  push:
    branches:
      - main

jobs:
  test:
    name: OTP ${{matrix.pair.otp}} / Elixir ${{matrix.pair.elixir}}
    runs-on: ubuntu-20.04
    strategy:
      fail-fast: false
      matrix:
        include:
          - pair:
              elixir: "1.13"
              otp: "24.3.4.10"
          - pair:
              elixir: "1.17"
              otp: "27.0.1"
            lint: lint

    env:
      MIX_ENV: test
      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@main
        with:
          otp-version: ${{ matrix.pair.otp }}
          elixir-version: ${{ matrix.pair.elixir }}
          version-type: strict

      - run: mix deps.get --check-locked
      - run: mix format --check-formatted
      - run: mix test --slowest 5
      - run: mix coveralls.github