ci.yml

name: CI

on:
  push:
    branches:
      - develop
      - main
  pull_request:
    branches:
      - develop

permissions:
  contents: read

jobs:
  test-ghc-os:
    name: GHC ${{ matrix.ghc }} on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-latest
        ghc:
          - "8.8.4"
          - "8.10.7"
          - "9.0.2"
          - "9.2.8"
          - "9.4.8"
          - "9.6.7"
          - "9.8.4"
          - "9.10.3"
          - "9.12.2"
          - "9.14.1"
    steps:
      - name: "checkout"
        uses: actions/checkout@v4

      - name: "setup Haskell"
        uses: haskell-actions/setup@v2
        id: setup
        with:
          ghc-version: ${{ matrix.ghc }}
          cabal-version: latest
          cabal-update: false
          enable-stack: true
          stack-version: latest

      - name: "update Cabal"
        run: cabal update

      - name: "setup environment"
        run: |
          GHC_VERSION=$(ghc --numeric-version)
          CABAL_OPTS=""
          if [ -f "cabal-${GHC_VERSION}.project" ] ; then
            CABAL_OPTS="--project-file=cabal-${GHC_VERSION}.project"
          fi
          echo "CABAL_OPTS=${CABAL_OPTS}" | tee -a "${GITHUB_ENV}"
          STACK_YAML="stack-${GHC_VERSION}.yaml"
          echo "STACK_YAML=${STACK_YAML}" | tee -a "${GITHUB_ENV}"
          TS_YYYYMM="$(date +%Y%m)"
          echo "TS_YYYYMM=${TS_YYYYMM}" | tee -a "${GITHUB_ENV}"

      - name: "cabal: configure build"
        run: |
          cabal configure $CABAL_OPTS --enable-tests --enable-benchmarks --disable-documentation
          cabal build all --dry-run $CABAL_OPTS

      - name: "cabal: restore cache"
        uses: actions/cache/restore@v4
        id: cache-cabal
        env:
          key: ${{ runner.os }}-${{ env.TS_YYYYMM }}-ghc-${{ steps.setup.outputs.ghc-version }}-cabal-${{ steps.setup.outputs.cabal-version }}
        with:
          path: ${{ steps.setup.outputs.cabal-store }}
          key: ${{ env.key }}-${{ hashFiles('**/plan.json') }}
          restore-keys: ${{ env.key }}-

      - if: ${{ !steps.cache-cabal.outputs.cache-hit }}
        name: "cabal: install dependencies"
        run: cabal build all $CABAL_OPTS --only-dependencies

      - if: ${{ !steps.cache-cabal.outputs.cache-hit }}
        name: "cabal: save cache"
        uses: actions/cache/save@v4
        with:
          path: ${{ steps.setup.outputs.cabal-store }}
          key: ${{ steps.cache-cabal.outputs.cache-primary-key }}

      - name: "cabal: ttc: build"
        run: cabal build ttc $CABAL_OPTS

      - name: "cabal: ttc: test"
        run: cabal test ttc $CABAL_OPTS

      - name: "cabal: ttc: haddock"
        run: cabal haddock ttc $CABAL_OPTS

      - name: "cabal: ttc: examples"
        run: cabal build ttc-examples $CABAL_OPTS

      - if: matrix.ghc == '8.8.4'
        name: "ttc lower bounds: setup environment"
        run: |
          cabal clean
          rm -rf ~/.cabal/store
          CABAL_OPTS="--project-file=cabal-ttc-bounds-lower.project"
          echo "CABAL_OPTS=${CABAL_OPTS}" | tee -a "${GITHUB_ENV}"

      - if: matrix.ghc == '8.8.4'
        name: "ttc lower bounds: configure build"
        run: |
          cabal configure $CABAL_OPTS --enable-tests --enable-benchmarks --disable-documentation
          cabal build ttc ttc-examples --dry-run $CABAL_OPTS

      - if: matrix.ghc == '8.8.4'
        name: "ttc lower bounds: restore cache"
        uses: actions/cache/restore@v4
        id: cache-ttc-bounds-lower
        env:
          key: ${{ runner.os }}-${{ env.TS_YYYYMM }}-ghc-${{ steps.setup.outputs.ghc-version }}-cabal-${{ steps.setup.outputs.cabal-version }}-ttc-bounds-lower
        with:
          path: ${{ steps.setup.outputs.cabal-store }}
          key: ${{ env.key }}-${{ hashFiles('**/plan.json') }}
          restore-keys: ${{ env.key }}-

      - if: ${{ matrix.ghc == '8.8.4' && !steps.cache-ttc-bounds-lower.outputs.cache-hit }}
        name: "ttc lower bounds: install dependencies"
        run: cabal build ttc ttc-examples $CABAL_OPTS --only-dependencies

      - if: ${{ matrix.ghc == '8.8.4' && !steps.cache-ttc-bounds-lower.outputs.cache-hit }}
        name: "ttc lower bounds: save cache"
        uses: actions/cache/save@v4
        with:
          path: ${{ steps.setup.outputs.cabal-store }}
          key: ${{ steps.cache-ttc-bounds-lower.outputs.cache-primary-key }}

      - if: matrix.ghc == '8.8.4'
        name: "ttc lower bounds: build"
        run: cabal build ttc $CABAL_OPTS

      - if: matrix.ghc == '8.8.4'
        name: "ttc lower bounds: test"
        run: cabal test ttc $CABAL_OPTS

      - if: matrix.ghc == '8.8.4'
        name: "ttc lower bounds: haddock"
        run: cabal haddock ttc $CABAL_OPTS

      - if: matrix.ghc == '8.8.4'
        name: "ttc lower bounds: examples"
        run: cabal build ttc-examples $CABAL_OPTS

      - if: matrix.ghc == '9.14.1'
        name: "ttc upper bounds: setup environment"
        run: |
          cabal clean
          rm -rf ~/.cabal/store
          CABAL_OPTS="--project-file=cabal-ttc-bounds-upper.project"
          echo "CABAL_OPTS=${CABAL_OPTS}" | tee -a "${GITHUB_ENV}"

      - if: matrix.ghc == '9.14.1'
        name: "ttc upper bounds: configure build"
        run: |
          cabal configure $CABAL_OPTS --enable-tests --enable-benchmarks --disable-documentation
          cabal build ttc ttc-examples --dry-run $CABAL_OPTS

      - if: matrix.ghc == '9.14.1'
        name: "ttc upper bounds: restore cache"
        uses: actions/cache/restore@v4
        id: cache-ttc-bounds-upper
        env:
          key: ${{ runner.os }}-${{ env.TS_YYYYMM }}-ghc-${{ steps.setup.outputs.ghc-version }}-cabal-${{ steps.setup.outputs.cabal-version }}-ttc-bounds-upper
        with:
          path: ${{ steps.setup.outputs.cabal-store }}
          key: ${{ env.key }}-${{ hashFiles('**/plan.json') }}
          restore-keys: ${{ env.key }}-

      - if: ${{ matrix.ghc == '9.14.1' && !steps.cache-ttc-bounds-upper.outputs.cache-hit }}
        name: "ttc upper bounds: install dependencies"
        run: cabal build ttc ttc-examples $CABAL_OPTS --only-dependencies

      - if: ${{ matrix.ghc == '9.14.1' && !steps.cache-ttc-bounds-upper.outputs.cache-hit }}
        name: "ttc upper bounds: save cache"
        uses: actions/cache/save@v4
        with:
          path: ${{ steps.setup.outputs.cabal-store }}
          key: ${{ steps.cache-ttc-bounds-upper.outputs.cache-primary-key }}

      - if: matrix.ghc == '9.14.1'
        name: "ttc upper bounds: build"
        run: cabal build ttc $CABAL_OPTS

      - if: matrix.ghc == '9.14.1'
        name: "ttc upper bounds: test"
        run: cabal test ttc $CABAL_OPTS

      - if: matrix.ghc == '9.14.1'
        name: "ttc upper bounds: haddock"
        run: cabal haddock ttc $CABAL_OPTS

      - if: matrix.ghc == '9.14.1'
        name: "ttc upper bounds: examples"
        run: cabal build ttc-examples $CABAL_OPTS

      - name: "stack: configure build"
        run: stack --system-ghc ls dependencies json > stack-deps.json

      - name: "stack: restore cache"
        uses: actions/cache/restore@v4
        id: cache-stack
        env:
          key: ${{ runner.os }}-${{ env.TS_YYYYMM }}-ghc-${{ steps.setup.outputs.ghc-version }}-stack
        with:
          path: ~/.stack
          key: ${{ env.key }}-${{ hashFiles('stack-deps.json') }}
          restore-keys: ${{ env.key }}-

      - name: "stack: ttc: build"
        run: stack build ttc --system-ghc --test --bench --no-run-tests --no-run-benchmarks

      - name: "stack: ttc: test"
        run: stack test ttc --system-ghc

      - name: "stack: ttc: haddock"
        run: stack haddock ttc --system-ghc

      - name: "stack: ttc: examples"
        run: stack build ttc-examples --system-ghc

      - if: ${{ !steps.cache-stack.outputs.cache-hit }}
        name: "stack: save cache"
        uses: actions/cache/save@v4
        with:
          path: ~/.stack
          key: ${{ steps.cache-stack.outputs.cache-primary-key }}

  test-ghc884-cabal3000:
    name: Cabal ${{ matrix.cabal }} (GHC ${{ matrix.ghc }})
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-latest
        ghc:
          - "8.8.4"
        cabal:
          - "3.0.0.0"
    steps:
      - name: "checkout"
        uses: actions/checkout@v4

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

      - name: "setup environment"
        run: |
          GHC_VERSION=$(ghc --numeric-version)
          CABAL_OPTS=""
          if [ -f "cabal-${GHC_VERSION}.project" ] ; then
            CABAL_OPTS="--project-file=cabal-${GHC_VERSION}.project"
          fi
          echo "CABAL_OPTS=${CABAL_OPTS}" | tee -a "${GITHUB_ENV}"
          TS_YYYYMM="$(date +%Y%m)"
          echo "TS_YYYYMM=${TS_YYYYMM}" | tee -a "${GITHUB_ENV}"

      - name: "configure build"
        run: |
          cabal v2-configure $CABAL_OPTS --enable-tests --enable-benchmarks --disable-documentation
          cabal v2-build all --dry-run $CABAL_OPTS

      - name: "restore cache"
        uses: actions/cache/restore@v4
        id: cache-cabal
        env:
          key: ${{ runner.os }}-${{ env.TS_YYYYMM }}-ghc-${{ steps.setup.outputs.ghc-version }}-cabal-${{ steps.setup.outputs.cabal-version }}
        with:
          path: ${{ steps.setup.outputs.cabal-store }}
          key: ${{ env.key }}-${{ hashFiles('**/plan.json') }}
          restore-keys: ${{ env.key }}-

      - if: ${{ !steps.cache-cabal.outputs.cache-hit }}
        name: "install dependencies"
        run: cabal v2-build all $CABAL_OPTS --only-dependencies

      - if: ${{ !steps.cache-cabal.outputs.cache-hit }}
        name: "save cache"
        uses: actions/cache/save@v4
        with:
          path: ${{ steps.setup.outputs.cabal-store }}
          key: ${{ steps.cache-cabal.outputs.cache-primary-key }}

      - name: "ttc: build"
        run: cabal v2-build ttc $CABAL_OPTS

      - name: "ttc: test"
        run: cabal v2-test ttc $CABAL_OPTS

      - name: "ttc: haddock"
        run: cabal v2-haddock ttc $CABAL_OPTS

      - name: "ttc: examples"
        run: cabal v2-build ttc-examples $CABAL_OPTS