ci.yml

name: CI

on:
  push:
    branches: [master]
  pull_request:
    branches: [master]

jobs:
  CI:
    runs-on: ubuntu-18.04
    container: heliumsystems/builder-erlang:2

    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Cancel previous runs
        if: ${{ !env.ACT }}
        uses: styfle/cancel-workflow-action@0.5.0
        with:
          access_token: ${{ github.token }}

      - name: Cache Hex Packages
        if: ${{ !env.ACT }}
        uses: actions/cache@v1
        with:
          path: ~/.cache/rebar3/hex/hexpm/packages
          key: ${{ runner.os }}-hex-${{ hashFiles(format('{0}{1}', github.workspace, '/rebar.lock')) }}
          restore-keys: |
            ${{ runner.os }}-hex-

      - name: Cache Dialyzer PLTs
        if: ${{ !env.ACT }}
        uses: actions/cache@v1
        with:
          path: ~/.cache/rebar3/rebar3_*_plt
          key: ${{ runner.os }}-dialyzer-${{ hashFiles(format('{0}{1}', github.workspace, '/rebar.config')) }}
          restore-keys: |
            ${{ runner.os }}-dialyzer-

      - name: Build
        run: rebar3 compile

      - name: Run tests
        run: rebar3 as test do eunit,ct

      # cover is broken on this repo, see
      # https://github.com/erlang/otp/pull/4766