haskell.yml

name: Haskell CI

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        cabal:
          - "3.12"
        ghc:
          - "9.6"
          - "9.4"
          - "9.2"
    env:
      CONFIG: "--enable-tests --enable-benchmarks"

    steps:
      - name: Checkout
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2, 2024-10-23

      - name: Setup Haskell
        uses: haskell-actions/setup@dd344bc1cec854a369df8814ce17ef337d6e6170 # v2.7.6, 2024-08-12
        with:
          ghc-version: ${{ matrix.ghc }}
          cabal-version: ${{ matrix.cabal }}

      - name: Update Cabal
        run: cabal update

      - name: Freeze Cabal
        run: cabal freeze $CONFIG

      - name: Setup Cache
        uses: actions/cache@6849a6489940f00c2f30c0fb92c6274307ccb58a # v4.1.2, 2024-10-22
        with:
          path: |
            ~/.cabal/store
            dist-newstyle
          key: ${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('cabal.project.freeze') }}
          restore-keys: |
            ${{ runner.os }}-${{ matrix.ghc }}-

      - name: Install tasty-discover
        run: cabal install tasty-discover

      - name: Build source code
        run: cabal build $CONFIG

      - name: Test
        run: cabal test $CONFIG --test-show-details=always

      - name: Setup HLint
        uses: haskell-actions/hlint-setup@fe9cd1cd1af94a23900c06738e73f6ddb092966a # v2.4.10, 2024-06-20

      - name: Run HLint
        uses: haskell-actions/hlint-run@eaca4cfbf4a69f4eb875df38b6bc3e1657020378 # v2.4.10, 2024-06-20
        with:
          path: src/
          fail-on: warning

      - name: Run benchmarks
        run: cabal bench $CONFIG

      - name: Generate Haddock
        run: cabal haddock $CONFIG

      - name: Generate sdist
        run: cabal sdist