ci.yml

name: CI

on:
  pull_request:
    types: [synchronize, opened, reopened]
  push:
    branches: [main]
  schedule:
    # additionally run once per week (At 00:00 on Sunday) to maintain cache
    - cron: '0 0 * * 0'
  workflow_dispatch:

jobs:
  cabal:
    name: ${{ matrix.os }} / ghc ${{ matrix.ghc }}
    runs-on: ${{ matrix.os }}
    strategy:
      # Don't fail fast because we test a lot of versions and it's
      # good to know which ones work and which ones don't
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macOS-latest, windows-latest]
        cabal: ["3.8"]
        ghc:
          - "8.4.4"
          - "8.6.5"
          - "8.8.4"
          - "8.10.7"
          - "9.0.2"
          - "9.2.7"
          - "9.4.4"
          - "9.6.3"
          - "9.8.1"
          - "9.10.1"
        exclude:
          - os: macOS-latest
            ghc: 9.2.7
          - os: macOS-latest
            ghc: 9.0.2
          - os: macOS-latest
            ghc: 8.10.7
          - os: macOS-latest
            ghc: 8.8.4
          - os: macOS-latest
            ghc: 8.6.5
          - os: macOS-latest
            ghc: 8.4.4

          - os: windows-latest
            ghc: 9.2.7          
          - os: windows-latest
            ghc: 9.0.2
          - os: windows-latest
            ghc: 8.10.7
          - os: windows-latest
            ghc: 8.8.4
          - os: windows-latest
            ghc: 8.6.5
          - os: windows-latest
            ghc: 8.4.4

    steps:
    - uses: actions/checkout@v4

    - uses: haskell-actions/setup@v2.7
      id: setup-haskell-cabal
      name: Setup Haskell
      with:
        ghc-version: ${{ matrix.ghc }}
        cabal-version: ${{ matrix.cabal }}

    - name: Configure
      run: |
        cabal configure --enable-tests --enable-benchmarks --enable-documentation --test-show-details=direct --write-ghc-environment-files=always

    - name: Freeze
      run: |
        cabal freeze

    - uses: actions/cache@v4
      name: Cache ~/.cabal/store
      with:
        path: ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
        key: ${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('cabal.project.freeze') }}

    - name: Install dependencies
      run: |
        cabal build all --only-dependencies

    - name: Build
      run: |
        cabal build all

    - name: Test
      run: |
        cabal test all

    - if: matrix.ghc != '8.4.4'
      name: Documentation
      run: |
        cabal haddock

  stack:
    name: stack / ghc ${{ matrix.ghc }}
    runs-on: ubuntu-latest
    strategy:
      matrix:
        stack: ["2.9"]
        ghc: ["9.2.6"]

    steps:
    - uses: actions/checkout@v4

    - uses: haskell-actions/setup@v2.7
      name: Setup Haskell Stack
      with:
        ghc-version: ${{ matrix.ghc }}
        stack-version: ${{ matrix.stack }}

    - uses: actions/cache@v4
      name: Cache ~/.stack
      with:
        path: ~/.stack
        key: ${{ runner.os }}-${{ matrix.ghc }}-stack

    - name: Build
      run: |
        stack build --system-ghc --test --bench --no-run-tests --no-run-benchmarks

    - name: Test
      run: |
        stack test --system-ghc