name: CI tests

on:
  push:
    branches:
    - '*'
    - '!rc/*'
    - '!djot'
    paths-ignore:
    - 'doc/*.md'
    - 'MANUAL.txt'
    - '*.md'
    - '.cirrus.yml'
    - 'RELEASE_CHECKLIST'
    - 'BUGS'
    - 'README.template'
    - 'hie.yaml'
    - '*.nix'
    - 'tools/**'
    - 'linux/**'
    - 'macos/**'
    - 'windows/**'
    - 'man/**'
  pull_request:
    paths-ignore:
    - 'doc/*.md'
    - 'MANUAL.txt'
    - '*.md'
    - 'RELEASE_CHECKLIST'
    - 'BUGS'
    - 'README.template'
    - 'hie.yaml'
    - '*.nix'
    - 'tools/**'
    - 'linux/**'
    - 'macos/**'
    - 'windows/**'
    - 'man/**'

permissions:
  contents: read

jobs:
#  linux:
#
#    runs-on: ubuntu-latest
#    strategy:
#      fail-fast: true
#      matrix:
#        versions:
#          - ghc: '8.10'
#            cabal: 'latest'
#            cabalopts: ''
#          - ghc: '9.0'
#            cabal: 'latest'
#            cabalopts: ''
#          - ghc: '9.2'
#            cabal: 'latest'
#            cabalopts: ''
#          - ghc: '9.4'
#            cabal: 'latest'
#            cabalopts: ''
#          - ghc: '9.6'
#            cabal: 'latest'
#            cabalopts: ''
#    steps:
#    - uses: actions/checkout@v4
#
#    # needed by memory
#    - name: Install numa
#      run: sudo apt-get install libnuma-dev
#
#    - name: Workaround runner image issue
#      # https://github.com/actions/runner-images/issues/7061
#      run: sudo chown -R $USER /usr/local/.ghcup
#
#    - name: Install cabal/ghc
#      run: |
#        ghcup install ghc --set ${{ matrix.versions.ghc }}
#        ghcup install cabal --set ${{ matrix.versions.cabal }}
#
#    # declare/restore cached things
#
#    - name: Cache cabal global package db
#      id:   cabal-global
#      uses: actions/cache@v4
#      with:
#        path: |
#          ~/.local/state/cabal
#        key: ${{ runner.os }}-${{ matrix.versions.ghc }}-${{ matrix.versions.cabal }}-cabal-global-${{ secrets.CACHE_VERSION }}
#
#    - name: Cache cabal work
#      id:   cabal-local
#      uses: actions/cache@v4
#      with:
#        path: |
#          dist-newstyle
#        key: ${{ runner.os }}-${{ matrix.versions.ghc }}-${{ matrix.versions.cabal }}-cabal-local-${{ secrets.CACHE_VERSION }}
#
#    - name: Update cabal
#      run: |
#          cabal update
#
#    - name: Build and test
#      run: |
#          cabal test ${{ matrix.versions.cabalopts }} --enable-tests --disable-optimization --ghc-options=-Werror all
#
#  linux-stack:
#
#    runs-on: ubuntu-latest
#    strategy:
#      fail-fast: true
#    steps:
#    - uses: actions/checkout@v4
#
#    # needed by memory
#    - name: Install numa
#      run: sudo apt-get install libnuma-dev
#
#    # declare/restore cached things
#    - name: Cache stack global package db
#      id:   stack-global
#      uses: actions/cache@v4
#      with:
#        path: |
#          ~/.stack
#        key: ${{ runner.os }}-${{ matrix.versions.ghc }}-${{ matrix.versions.cabal }}-stack-global-${{ secrets.CACHE_VERSION }}
#
#    - name: Cache stack work
#      id:   stack-local
#      uses: actions/cache@v4
#      with:
#        path: |
#          .stack-work
#        key: ${{ runner.os }}-${{ matrix.versions.ghc }}-${{ matrix.versions.cabal }}-stack-local-${{ secrets.CACHE_VERSION }}
#
#    - name: Build and test
#      run: |
#          stack test --fast
#
#  linux-nix-cabal:
#
#    runs-on: ubuntu-latest
#    strategy:
#      fail-fast: true
#    steps:
#    - uses: actions/checkout@v4
#    - uses: cachix/install-nix-action@v26
#      with:
#        nix_path: nixpkgs=channel:nixos-unstable
#    - name: Cache cabal global package db
#      id:   cabal-global
#      uses: actions/cache@v4
#      with:
#        path: |
#          ~/.local/state/cabal
#        key: ${{ runner.os }}-nix-cabal-global-${{ secrets.CACHE_VERSION }}
#    - name: Cache cabal work
#      id:   cabal-local
#      uses: actions/cache@v4
#      with:
#        path: |
#          dist-newstyle
#        key: ${{ runner.os }}-nix-cabal-local-${{ secrets.CACHE_VERSION }}
#    - run: |
#        nix-shell --run "cabal update && cabal test --enable-tests --disable-optimization --ghc-options=-Werror all"

  windows:

    runs-on: windows-2019

    steps:
    - uses: actions/checkout@v4

    - name: Install ghc
      run: |
        ghcup install ghc --set 9.4.4

    # declare/restore cached things

    - name: Cache cabal global package db
      id:   cabal-global
      uses: actions/cache@v4
      with:
        path: |
          C:\cabal\store
        key: ${{ runner.os }}-appdata-cabal-${{ hashFiles('cabal.project') }}-${{ secrets.CACHE_VERSION }}

    - name: Cache cabal work
      id: cabal-local
      uses: actions/cache@v4
      with:
        path: |
          dist-newstyle
        key: ${{ runner.os }}-cabal-work-${{ hashFiles('cabal.project') }}-${{ secrets.CACHE_VERSION }}

    - name: Build and test
      run: |
          cabal update
          cabal test ${{ matrix.versions.cabalopts }} --enable-tests --disable-optimization --ghc-options=-Werror all
          D:\a\pandoc\pandoc\dist-newstyle\build\x86_64-windows\ghc-9.4.4\pandoc-3.1.13\t\test-pandoc\noopt\build\test-pandoc\test-pandoc.exe --emulate --version
          D:\a\pandoc\pandoc\dist-newstyle\build\x86_64-windows\ghc-9.4.4\pandoc-3.1.13\t\test-pandoc\noopt\build\test-pandoc\test-pandoc.exe --emulate README.md

# We no longer run the macos tests, to make CI faster.
# macos:

#   runs-on: macos-11
#   strategy:
#     fail-fast: true
#     matrix:
#       versions:
#         - ghc: '8.8.4'
#           cabal: '3.2'

#   steps:
#   - uses: actions/checkout@v4

#   - name: Install cabal/ghc
#     run: |
#       ghcup install ghc --set ${{ matrix.versions.ghc }}
#       ghcup install cabal ${{ matrix.versions.cabal }}

#   # declare/restore cached things

#   - name: Cache cabal global package db
#     id:   cabal-global
#     uses: actions/cache@v4
#     with:
#       path: |
#         ~/.cabal
#       key: ${{ runner.os }}-${{ matrix.versions.ghc }}-${{ matrix.versions.cabal }}-cabal-global-${{ secrets.CACHE_VERSION }}

#   - name: Cache cabal work
#     id:   cabal-local
#     uses: actions/cache@v4
#     with:
#       path: |
#         dist-newstyle
#       key: ${{ runner.os }}-${{ matrix.versions.ghc }}-${{ matrix.versions.cabal }}-cabal-local-${{ secrets.CACHE_VERSION }}

#   - name: Install dependencies
#     run: |
#         cabal v2-update
#         cabal v2-build --dependencies-only --enable-tests --disable-optimization
#   - name: Build and test
#     run: |
#         cabal v2-build --enable-tests --disable-optimization 2>&1 | tee build.log
#         # fail if warnings in local build
#         ! grep -q ": *[Ww]arning:" build.log || exit 1
#         cabal v2-test --disable-optimization --test-option=--hide-successes --test-option=--ansi-tricks=false