linters.yml

name: Backend Linters

on: pull_request

env:
  FORCE_COLOR: 1

jobs:
  rubocop:
    name: Credo
    runs-on: ubuntu-18.04
    env:
      MIX_ENV: test
    strategy:
      matrix:
        elixir: ["1.12"]
        otp: ["24"]
    steps:
      - name: Cancel previous runs
        uses: styfle/cancel-workflow-action@0.9.0
        with:
          access_token: ${{ github.token }}
      - name: Checkout Github repo
        uses: actions/checkout@v2
      - name: Sets up an Erlang/OTP environment
        uses: erlef/setup-beam@v1
        with:
          elixir-version: ${{ matrix.elixir }}
          otp-version: ${{ matrix.otp }}
      - name: Retrieve cached dependencies
        uses: actions/cache@v2
        id: mix-cache
        with:
          path: |
            deps
            _build
            priv/plts
          key: ${{ runner.os }}-${{ matrix.otp }}-${{ matrix.elixir }}-${{ hashFiles('mix.lock') }}-v3
      - name: Install dependencies
        if: steps.mix-cache.outputs.cache-hit != 'true'
        run: |
          mkdir -p priv/plts
          mix local.rebar --force
          mix local.hex --force
          mix deps.get
          mix deps.compile
          mix dialyzer --plt
          mix compile
      - run: mix format --check-formatted
      - run: mix credo
      - run: mix dialyzer --no-check --ignore-exit-status