ci.yml

name: CI

on:
  pull_request:
  push:
    branches:
      - "main"

jobs:
  lint:
    runs-on: ${{ matrix.os }}
    env:
      MIX_ENV: dev
    name: Lint
    strategy:
      matrix:
        os: ["ubuntu-latest"]
        elixir: ["1.17"]
        otp: ["27"]
    steps:
      - uses: actions/checkout@v4
      - name: Install Erlang & Elixir
        uses: erlef/setup-beam@v1
        with:
          otp-version: ${{ matrix.otp }}
          elixir-version: ${{ matrix.elixir }}
      - uses: actions/cache@v3
        with:
          path: deps
          key: ${{ matrix.os }}-otp_${{ matrix.otp }}-elixir_${{ matrix.elixir }}-mix_${{ hashFiles('**/mix.lock') }}
          restore-keys: ${{ matrix.os }}-otp_${{ matrix.otp }}-elixir_${{ matrix.elixir }}-mix_
      - name: Install mix dependencies
        run: mix deps.get
      - name: Compile mix dependencies
        run: mix deps.compile
      - name: Check formatting
        run: mix format --check-formatted
      - name: Check unused deps
        run: mix deps.unlock --check-unused
      - name: Credo check
        run: mix credo --all

  test:
    runs-on: ${{ matrix.os }}
    env:
      MIX_ENV: test

    name: Test Elixir ${{ matrix.elixir }}, OTP ${{ matrix.otp }}, OS ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: ["ubuntu-latest"]
        elixir: ["1.17"]
        otp: ["27"]

    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@v1
        with:
          otp-version: ${{ matrix.otp }}
          elixir-version: ${{ matrix.elixir }}

      - uses: actions/cache@v3
        with:
          path: deps
          key: ${{ matrix.os }}-otp_${{ matrix.otp }}-elixir_${{ matrix.elixir }}-mix_${{ hashFiles('**/mix.lock') }}
          restore-keys: ${{ matrix.os }}-otp_${{ matrix.otp }}-elixir_${{ matrix.elixir }}-mix_
      - name: Install mix dependencies
        run: mix deps.get --only test
      - name: Compile mix dependencies
        run: mix deps.compile
      - name: Compile project
        run: mix compile
      - name: Test project
        run: mix test