haskell.yml

name: Haskell CI

on:
  push:
    branches:
      - master
  pull_request:

jobs:
  build:
    name: GHC ${{matrix.name}}
    env:
      # packcheck environment variables
      LC_ALL: C.UTF-8
      BUILD: ${{ matrix.build }}
      # For updating see: https://downloads.haskell.org/~ghcup/
      GHCUP_VERSION: 0.1.20.0
      DOCSPEC_URL: https://github.com/phadej/cabal-extras/releases/download/cabal-docspec-0.0.0.20210111/cabal-docspec-0.0.0.20210111.xz
      DOCSPEC_OPTIONS: "--timeout 60 --check-properties --property-variables xs"
      GHCUP_GHC_OPTIONS: ${{ matrix.ghcup_ghc_options }}
      GHCVER: ${{ matrix.ghc_version }}
      CABALVER: ${{ matrix.cabal_version }}
      DISABLE_DOCS: ${{ matrix.disable_docs }}
      ENABLE_DOCSPEC: ${{ matrix.enable_docspec }}
      DISABLE_TEST: ${{ matrix.disable_test }}
      DISABLE_BENCH: ${{ matrix.disable_bench }}
      DISABLE_DIST_CHECKS: ${{ matrix.disable_dist_checks }}
      SDIST_OPTIONS: ${{ matrix.sdist_options }}
      DISABLE_SDIST_BUILD: ${{ matrix.disable_sdist_build }}

      # Cabal options
      CABAL_REINIT_CONFIG: y
      # Github has machines with 2 CPUS and 6GB memory so the cabal jobs
      # default (ncpus) is good, this can be checked from the packcheck
      # output in case it changes.
      CABAL_BUILD_OPTIONS: ${{ matrix.cabal_build_options }} --flag limit-build-mem
      CABAL_BUILD_TARGETS: ${{ matrix.cabal_build_targets }}
      CABAL_PROJECT: ${{ matrix.cabal_project }}
      CABAL_CHECK_RELAX: y

      # Stack options
      STACK_UPGRADE: "y"
      RESOLVER: ${{ matrix.resolver }}
      STACK_YAML: ${{ matrix.stack_yaml }}
      STACK_BUILD_OPTIONS: ${{ matrix.stack_build_options }}

      # packcheck location and revision
      PACKCHECK: "./packcheck.sh"
      PACKCHECK_GITHUB_URL: "https://raw.githubusercontent.com/composewell/packcheck"
      PACKCHECK_GITHUB_COMMIT: "e575ff318c93add2a6d3f9107a52c5e37c666a98"

      # Pull token from "secrets" setting of the github repo
      COVERALLS_TOKEN: ${{ secrets.COVERALLS_TOKEN }}
      COVERAGE: ${{ matrix.coverage }}

      # hlint
      HLINT_VERSION: 3.6.1
      HLINT_OPTIONS: "lint"
      HLINT_TARGETS: "core/src src test benchmark"

      # Subdir
      SUBDIR: ${{ matrix.subdir }}

    runs-on: ${{ matrix.runner }}
    continue-on-error: ${{ matrix.ignore_error }}
    strategy:
      fail-fast: true
      matrix:
        # The order is important to optimize fail-fast.
        name:
          - 9.10.1-Werror
        # - 9.8.1-docspec
        # - 8.10.7-coverage

        # Note: if cabal.project is not specified benchmarks and tests won't
        # run. But we need at least one test where we test without
        # cabal.project because that is how hackage would build it.
        include:
          - name: head
            ghc_version: head
            # The URL may change, to find a working URL go to https://gitlab.haskell.org/ghc/ghc/-/jobs/
            # Find a debian10/11/12 job, click on a passed/failed status, at the
            # end of the output you will find the tar.xz name, put that tar
            # name after "raw/", and put the job name after "job=".
            # Also see https://github.com/mpickering/ghc-artefact-nix/blob/master/gitlab-artifact.nix
            #
            # May also use ghcup for installing ghc head version, use the
            # version "LatestNightly", and the following config:
            # ghcup config add-release-channel https://ghc.gitlab.haskell.org/ghcup-metadata/ghcup-nightlies-0.0.7.yaml
            ghcup_ghc_options: "-u https://gitlab.haskell.org/ghc/ghc/-/jobs/artifacts/master/raw/ghc-x86_64-linux-deb10-int_native-validate.tar.xz?job=x86_64-linux-deb10-int_native-validate"
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.10.2.0
            cabal_project: cabal.project.ghc-head
            disable_sdist_build: "y"
            ignore_error: true
          - name: 9.10.1-Werror
            ghc_version: 9.10.1
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.10.1.0
            disable_sdist_build: "y"
            cabal_project: cabal.project.Werror
            ignore_error: false
          - name: 9.10.1-macos
            ghc_version: 9.10.1
            runner: macos-latest
            build: cabal
            cabal_version: 3.10.1.0
            disable_sdist_build: "y"
            cabal_project: cabal.project
            ignore_error: false
          - name: 9.10.1-fusion-inspection
            ghc_version: 9.10.1
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.10.1.0
            disable_sdist_build: "y"
            cabal_project: cabal.project
            cabal_build_options: "--flag fusion-plugin --flag inspection"
            ignore_error: false
          # Note: use linux for warning build for convenient dev testing
          - name: 9.8.1-Werror
            ghc_version: 9.8.1
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.10.1.0
            disable_sdist_build: "y"
            cabal_project: cabal.project.Werror
            ignore_error: false
        # - name: 9.8.1-docspec
        #   ghc_version: 9.8.1
        #   runner: ubuntu-latest
        #   build: cabal
        #   cabal_version: 3.10.1.0
        #   cabal_project: cabal.project.doctest
        #   disable_test: "y"
        #   disable_bench: "y"
        #   disable_docs: "y"
        #   enable_docspec: "y"
        #   disable_sdist_build: "y"
        #   ignore_error: false
          - name: 9.8.1-fusion-inspection
            ghc_version: 9.8.1
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.10.1.0
            disable_sdist_build: "y"
            cabal_project: cabal.project
            cabal_build_options: "--flag fusion-plugin --flag inspection"
            ignore_error: false
          - name: 9.6.3-macos
            ghc_version: 9.6.3
            runner: macos-latest
            build: cabal
            cabal_version: 3.10.1.0
            disable_sdist_build: "y"
            cabal_project: cabal.project
            ignore_error: false
          - name: 9.4.7
            ghc_version: 9.4.7
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.8.1.0
            disable_sdist_build: "y"
            cabal_project: cabal.project
            ignore_error: false
          - name: 9.2.8
            ghc_version: 9.2.8
            runner: ubuntu-latest
            build: cabal
            cabal_project: cabal.project
            cabal_version: 3.6.2.0
            disable_sdist_build: "y"
            ignore_error: false
          - name: 9.0.2-streamly-sdist
            ghc_version: 9.0.2
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.6.2.0
            cabal_project: cabal.project.streamly
            ignore_error: true
          - name: 9.0.2-streamly-core-sdist
            ghc_version: 9.0.2
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.6.2.0
            subdir: core
            ignore_error: false
          - name: 8.10.7-stack
            runner: ubuntu-latest
            build: stack
            resolver: lts-18.28
            stack_yaml: stack.yaml
            disable_docs: "y"
            disable_sdist_build: "y"
            disable_dist_checks: "y"
            #sdist_options: "--ignore-check"
            stack_build_options: "--flag streamly-benchmarks:-opt"
            cabal_version: 3.12.1.0
            ignore_error: false
        # - name: 8.10.7-coverage
        #   ghc_version: 8.10.7
        #   runner: ubuntu-latest
        #   coverage: "y"
        #   cabal_version: 3.6.2.0
        #   ignore_error: false
          - name: 8.8.4
            ghc_version: 8.8.4
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.6.2.0
            cabal_project: cabal.project
            disable_sdist_build: "y"
            disable_docs: "y"
            ignore_error: false
          - name: 8.6.5-debug-unoptimized
            ghc_version: 8.6.5
            runner: ubuntu-latest
            build: cabal
            cabal_version: 3.6.2.0
            cabal_project: cabal.project
            cabal_build_options: "--flag debug --flag -opt"
            disable_sdist_build: "y"
            disable_docs: "y"
            ignore_error: false
        # - name: hlint
        #   build: hlint
        #   runner: ubuntu-latest
        #   ignore_error: true

    steps:
    - uses: actions/checkout@v2

    - uses: actions/cache@v1
      name: Cache common directories
      with:
        path: |
          ~/.local
          ~/.cabal
          ~/.stack
          ~/.ghcup
        # Bump the key version to clear the cache
        key: ${{ runner.os }}-${{ matrix.ghc_version }}-cabal-v2

    - name: Download packcheck
      run: |
        if test ! -e "$PACKCHECK"
        then
          if test -z "$PACKCHECK_GITHUB_COMMIT"
          then
              die "PACKCHECK_GITHUB_COMMIT is not specified."
          fi
          PACKCHECK_URL=${PACKCHECK_GITHUB_URL}/${PACKCHECK_GITHUB_COMMIT}/packcheck.sh
          curl --fail -sL -o "$PACKCHECK" $PACKCHECK_URL || exit 1
          chmod +x $PACKCHECK
        elif test ! -x "$PACKCHECK"
        then
            chmod +x $PACKCHECK
        fi

    - name: Run tests
      run: |
        if test -n "$COVERAGE"
        then
          # Run tests with coverage
          cabal update
          # Build hpc-coveralls if needed
          sudo apt-get install -y libcurl4-gnutls-dev
          export PATH=$HOME/.cabal/bin:$PATH
          which hpc-coveralls 2>/dev/null || cabal install --project-file cabal.project.hpc-coveralls hpc-coveralls
          # Run tests and upload results to coveralls.io
          bin/test.sh --coverage --raw
          # XXX Uncomment this and fix it properly later
          # hpc-coveralls --repo-token="$COVERALLS_TOKEN" --coverage-mode=StrictlyFullLines
        else
          # /usr/local/opt/curl/bin for macOS
          export PATH=$HOME/.local/bin:$HOME/.ghcup/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/opt/curl/bin
          if test -n "$SUBDIR"
          then
            mv "$PACKCHECK" "$SUBDIR/packcheck.sh"
            # This is required as dist-newstyle will be created on the top level
            # directory as it is considered the working dir.
            rm cabal.project
            cd "$SUBDIR"
          fi
          bash -c "$PACKCHECK $BUILD"
        fi