stack.yml

# partly taken from xmonad stack CI
name: Stack

on:
  push:
    paths-ignore:
      - "**.md"
  pull_request:
    paths-ignore:
      - "**.md"

jobs:
  stack:
    name: stack resolver
    runs-on: ubuntu-24.04
    strategy: 
      matrix:
        include:
          - resolver: lts-22

    steps:
      - uses: actions/checkout@v4

      - name: cache ~/.stack
        uses: actions/cache@v4
        with:
          path: |
            ~/.stack
          key: stack-${{ runner.os }}-${{ matrix.resolver }}

      - name: install stack and ghc
        uses: haskell-actions/setup@v2
        with:
          enable-stack: true
          ghc-version: latest

      - name: Cache Haskell package metadata
        uses: actions/cache@v4
        with:
          path: ~/.stack/pantry
          key: stack-pantry-${{ runner.os }}-${{ steps.cache-date.outputs.date }}

      - name: Cache Haskell dependencies
        uses: actions/cache@v4
        with:
          path: |
            ~/.stack/*
            !~/.stack/pantry
            !~/.stack/programs
          key: stack-${{ runner.os }}-${{ matrix.resolver }}-${{ steps.cache-date.outputs.date }}-${{ hashFiles('stack.yaml') }}-${{ hashFiles('*.cabal') }}
          restore-keys: |
            stack-${{ runner.os }}-${{ matrix.resolver }}-${{ steps.cache-date.outputs.date }}-${{ hashFiles('stack.yaml') }}-
            stack-${{ runner.os }}-${{ matrix.resolver }}-${{ steps.cache-date.outputs.date }}-

      - name: Update hackage index
        run: stack update

      - name: test
        run: |
            stack test \
               --fast --no-terminal \
               --resolver ${{ matrix.resolver }} --system-ghc \
               --haddock --no-haddock-deps