elixir.yml

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

name: Elixir CI

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]

permissions:
  contents: read

jobs:
  test:
    name: Test - Lint - Dialyze

    runs-on: ubuntu-latest

    env:
      MIX_ENV: test
      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

    strategy:
      matrix:
        variation:
          - otp: '27.x'
            elixir: '1.17'
            report_coverage: true
          # No OTP-27 and Elixir 1.16.x support
          - otp: '26.x'
            elixir: '1.17'
            report_coverage: false
          - otp: '26.x'
            elixir: '1.16'
            report_coverage: false
          - otp: '25.x'
            elixir: '1.16'
            report_coverage: false

    steps:
    - uses: actions/checkout@v3

    - name: Set up Elixir
      uses: erlef/setup-beam@v1
      with:
        otp-version: ${{matrix.variation.otp}}
        elixir-version: ${{matrix.variation.elixir}}

    - name: Install Solidity
      run: |
        sudo add-apt-repository ppa:ethereum/ethereum
        sudo apt-get update
        sudo apt-get install solc

    - name: Install Foundry
      uses: foundry-rs/foundry-toolchain@v1

    - name: Restore dependencies cache
      uses: actions/cache@v3
      with:
        path: deps
        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
        restore-keys: ${{ runner.os }}-mix-

    - name: Install dependencies
      run: mix deps.get

    - name: Start Anvil (Background)
      run: anvil &

    - name: Prepare for tests
      run: elixir test/test_prepare.exs

    - name: Run tests and report coverage
      if: ${{matrix.variation.report_coverage}}
      run: mix coveralls.github

    - name: Run tests
      if: ${{!matrix.variation.report_coverage}}
      run: mix coveralls

    - name: Credo
      run: mix credo --strict

    - name: Dialyzer
      run: mix dialyzer