hledger/.github/workflows/mac.yml

# Light Mac CI tests: build and run functional tests with one GHC version.
#
# Runs: periodically on master, and on notable push to ci-mac.

name: mac CI

on:
  schedule:
  - cron: "0 07 * * 0"  # sunday midnight pacific

  push:
    branches: [ ci-mac ]
    paths:
      - '.github/workflows/mac.yml'
      - 'stack*.yaml'
      - 'hledger-lib/**'
      - 'hledger/**'
      - 'hledger-ui/**'
      - 'hledger-web/**'
      - 'tests/**'
      - '!**.md'
      - '!**.1'
      - '!**.5'
      - '!**.info'
      - '!**.txt'

jobs:
  build:
    runs-on: macos-latest
    steps:

    - name: Check out
      uses: actions/checkout@v2
      # deep clone so we can restore timestamps (see below)
      with:
        fetch-depth: 0

    # Restore timestamps to help stack not rebuild unchanged files.
    # https://stackoverflow.com/questions/60906336
    # https://stackoverflow.com/a/36243002/84401
    # https://www.reddit.com/r/haskell/comments/g00ldn/haskell_stack_on_github_actions/
    - name: Restore source file timestamps
      run: |
        git ls-tree -r --name-only HEAD | while read filename; do
          TS="$(git log -1 --format="%ct" -- ${filename})"
          touch "${filename}" -mt "$(date -r "$TS" "+%Y%m%d%H%M.%S")"
        done        

    # things to be cached/restored:

    - name: Cache stack global package db
      id:   stack-global
      uses: actions/cache@v2
      with:
        path: ~/.stack
        key:          ${{ runner.os }}-stack-global-${{ hashFiles('**.yaml') }}
        restore-keys: |
          ${{ runner.os }}-stack-global
          ${{ runner.os }}-stack          

    - name: Cache stack-installed programs in ~/.local/bin
      id:   stack-programs
      uses: actions/cache@v2
      with:
        path: ~/.local/bin
        key:          ${{ runner.os }}-stack-programs-${{ hashFiles('**.yaml') }}
        restore-keys: |
          ${{ runner.os }}-stack-programs
          ${{ runner.os }}-local-bin          

    - name: Cache .stack-work
      uses: actions/cache@v2
      with:
        path: .stack-work
        key: ${{ runner.os }}-stack-work

    - name: Cache hledger-lib/.stack-work
      uses: actions/cache@v2
      with:
        path: hledger-lib/.stack-work
        key: ${{ runner.os }}-hledger-lib-stack-work

    - name: Cache hledger/.stack-work
      uses: actions/cache@v2
      with:
        path: hledger/.stack-work
        key: ${{ runner.os }}-hledger-stack-work

    - name: Cache hledger-ui/.stack-work
      uses: actions/cache@v2
      with:
        path: hledger-ui/.stack-work
        key: ${{ runner.os }}-hledger-ui-stack-work

    - name: Cache hledger-web/.stack-work
      uses: actions/cache@v2
      with:
        path: hledger-web/.stack-work
        key: ${{ runner.os }}-hledger-web-stack-work

    # actions:

    - name: Install stack
      # curl --insecure -L https://get.haskellstack.org/stable/osx-x86_64.tar.gz | tar xz --strip-components=1 --include '*/stack' -C $INSTALLDIR
      run: |
        brew install haskell-stack
        stack --version        

    - name: Install GHC
      run: |
        stack setup --install-ghc        

    - name: Install haskell deps
      run: |
        stack build --test --bench --only-dependencies        

    - name: Build hledger and test unit tests, doc tests
      run: |
        stack install --test --ghc-options=-Werror        
      #  --pedantic

    - name: Install shelltestrunner
      run: |
        export PATH=~/.local/bin:$PATH
        if [[ ! -x ~/.local/bin/shelltest ]]; then stack install shelltestrunner-1.9; fi
        shelltest --version        

    - name: Test functional tests (excluding addons)
      run: |
        export PATH=~/.local/bin:$PATH
        COLUMNS=80 stack exec -- shelltest --execdir -j16 tests -x /bin -x /addons        

    # artifacts:

    - name: Gather executables
      run: |
        mkdir tmp
        cd tmp
        mkdir hledger
        cd hledger
        cp ~/.local/bin/hledger .
        cp ~/.local/bin/hledger-ui .
        cp ~/.local/bin/hledger-web .        

    - name: Upload executables artifact
      uses: actions/upload-artifact@v2
      with:
        name: hledger-macos
        path: tmp/hledger