ci.yml

name: CI

on: ["push", "pull_request"]

jobs:
  test:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        jdk: ['17', '21']
        scala: ['2.13', '3.3', '3.4', '3.5']
        include:
          - scala: '2.13'
            scala-version: 2.13.9
          - scala: '3.3'
            scala-version: 3.3.4  # LTS
          - scala: '3.4'
            scala-version: 3.4.3
          - scala: '3.5'
            scala-version: 3.5.0

    steps:
      # skip the (jdk=21, scala=2.13) combination, which has issues
      - uses: actions/checkout@v4
        if: ${{ !(startsWith(matrix.jdk, '21') && startsWith(matrix.scala, '2.13')) }}
      - uses: actions/setup-java@v4
        if: ${{ !(startsWith(matrix.jdk, '21') && startsWith(matrix.scala, '2.13')) }}
        with:
          distribution: temurin
          java-version: ${{ matrix.jdk }}

      - name: Check and compile
        if: ${{ !(startsWith(matrix.jdk, '21') && startsWith(matrix.scala, '2.13')) }}
        run: sbt ++${{ matrix.scala-version }} scalafmtCheckAll compile

      - name: Test
        if: ${{ !(startsWith(matrix.jdk, '21') && startsWith(matrix.scala, '2.13')) }}
        run: >
          if [[ "${{ matrix.scala }}" =~ ^2\..* ]]; then
            sbt ++${{ matrix.scala-version }} coverage genCode test;
          else
            sbt ++${{ matrix.scala-version }} genCode test;
          fi

      - name: Assembly
        if: ${{ !(startsWith(matrix.jdk, '21') && startsWith(matrix.scala, '2.13')) }}
        run: sbt ++${{ matrix.scala-version }} assembly

      # Coveralls only "once":
      - name: Coveralls
        if: startsWith(matrix.jdk, '17') && startsWith(matrix.scala, '2.13')
        run: sbt ++${{ matrix.scala-version }} coverageAggregate coveralls
        env:
          COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          COVERALLS_FLAG_NAME: Scala ${{ matrix.scala }}