ci.yaml

name: ci

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

defaults:
  run:
    shell: bash

jobs:
  build:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: true
      matrix:
        os: [ubuntu-latest]
        ghc: ['8.0', '8.2', '8.4', '8.6', '8.8', '8.10', '9.0', '9.2', '9.4', '9.6', '9.8', '9.10', '9.12']
        include:
        - os: macOS-latest
          ghc: 'latest'
        - os: windows-latest
          ghc: 'latest'

    steps:

    - uses: actions/checkout@v4

    # Andreas, 2025-07-26, this step is no longer necessary:
    # - name: Install prerequisites for GHC <= 8.2 on ubuntu-22.04
    #   if: runner.os == 'Linux' && matrix.ghc <= '8.2'
    #   run: |
    #     sudo apt-get install libncurses5 libtinfo5

    - uses: haskell-actions/setup@v2
      id: setup-haskell
      with:
        ghc-version: ${{ matrix.ghc }}
        cabal-update: true

    - uses: actions/cache/restore@v4
      name: Restore cabal cache
      id: cache
      with:
        path: |
          ${{ steps.setup-haskell.outputs.cabal-store }}
          dist-newstyle
        key: ${{ runner.os }}-ghc-${{ steps.setup-haskell.outputs.ghc-version }}-commit-${{ github.sha }}
        restore-keys: |
          ${{ runner.os }}-ghc-${{ steps.setup-haskell.outputs.ghc-version }}-

    - name: Build
      run: |
        cabal build all

    - name: Test
      run: |
        set -e

        cabal install ./core-tests
        export PATH="${HOME}/.cabal/bin:${PATH}"

        (cd core-tests && tasty-core-tests +RTS -N2)
        core-tests/exit-status-tests.sh
        # Prevent Git for Windows from replacing slashes with backslashes in patterns
        MSYS_NO_PATHCONV=1 core-tests/failing-pattern-test.sh
        core-tests/multiple-pattern-test.sh

    - name: Test resource-release-test.sh
      if: runner.os != 'Windows'
      run: |
        export PATH="${HOME}/.cabal/bin:${PATH}"
        core-tests/resource-release-test.sh

    - name: Haddock
      if: matrix.ghc != '8.0' && matrix.ghc != '8.2' && matrix.ghc != '8.4'
      run: cabal haddock all

    - name: Save cache
      if: always()
      uses: actions/cache/save@v4
      with:
        path: |
          ${{ steps.setup-haskell.outputs.cabal-store }}
          dist-newstyle
        key: ${{ steps.cache.outputs.cache-primary-key }}

  build-wasi:
    runs-on: ubuntu-latest
    env:
      GHC_WASM_META_REV: 895f7067e1d4c918a45559da9d2d6a403a690703
      FLAVOUR: '9.6'
    steps:

    - name: Setup ghc-wasm32-wasi
      run: |
        cd "$(mktemp -d)"
        curl -L "https://gitlab.haskell.org/ghc/ghc-wasm-meta/-/archive/${GHC_WASM_META_REV}/ghc-wasm-meta-master.tar.gz" | tar xz --strip-components=1
        ./setup.sh
        ~/.ghc-wasm/add_to_github_path.sh

    - uses: actions/checkout@v4

    - uses: actions/cache/restore@v4
      id: cache
      with:
        path: |
          ~/.ghc-wasm/.cabal/store
          dist-newstyle
        key: build-wasi-${{ runner.os }}-wasm-meta-${{ env.GHC_WASM_META_REV }}-flavour-${{ env.FLAVOUR }}-${{ github.sha }}
        restore-keys: |
          build-wasi-${{ runner.os }}-wasm-meta-${{ env.GHC_WASM_META_REV }}-flavour-${{ env.FLAVOUR }}-

    - name: Build
      run: |
        wasm32-wasi-cabal build all

        TEST_WRAPPERS="$(mktemp -d)"
        echo "${TEST_WRAPPERS}" >> "${GITHUB_PATH}"
        wasm32-wasi-cabal install ./core-tests
        for test in tasty-core-tests exit-status-test resource-release-test failing-pattern-test; do
          echo '#!/usr/bin/env bash' > "${TEST_WRAPPERS}/${test}"
          echo "wasmtime --mapdir /::/ --env PWD=\"\$PWD\" ~/.ghc-wasm/.cabal/bin/$test.wasm -- \"\$@\"" \
            >> "${TEST_WRAPPERS}/${test}"
          chmod +x "${TEST_WRAPPERS}/${test}"
        done

    - name: Test
      run: |
        (cd core-tests && tasty-core-tests)
        core-tests/exit-status-tests.sh
        core-tests/failing-pattern-test.sh

    - uses: actions/cache/save@v4
      if: always()
      with:
        path: |
          ~/.ghc-wasm/.cabal/store
          dist-newstyle
        key: ${{ steps.cache.outputs.cache-primary-key }}