ci.yml

# build and test
name: CI

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master

jobs:
  # "checks" job runs on linux + 16 only and checks that install, build, lint and audit work
  # it also primes the pnpm store cache for linux, important for downstream tests
  checks:
    timeout-minutes: 5
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        # pseudo-matrix for convenience, NEVER use more than a single combination
        node: [16]
        os: [ubuntu-latest]
    outputs:
      build_successful: ${{ steps.build.outcome == 'success' }}
    steps:
      - uses: actions/checkout@v4
      - uses: pnpm/action-setup@v4
      - uses: actions/setup-node@v4
        with:
          node-version: ${{ matrix.node }}
          cache: 'pnpm'
      - name: install
        run: pnpm install --frozen-lockfile --prefer-offline
# reactivate this when there is a build step
#      - name: build
#        id: build
#        run: pnpm run build
      - name: lint
        if: (${{ success() }} || ${{ failure() }})
        run: pnpm run lint
      - name: audit
        if: (${{ success() }} || ${{ failure() }})
        run: pnpm audit

  # this is the test matrix
  # it is skipped if the build step of the checks job wasn't successful (still runs if lint or audit fail)
  test:
    needs: checks
    if: (${{ success() }} || ${{ failure() }}) && (${{ needs.checks.output.build_successful }})
    timeout-minutes: 10
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ ubuntu-latest, macos-latest ]
        node: [ 14, 16 ]
    steps:
      - uses: actions/checkout@v4
      - uses: pnpm/action-setup@v4
      - uses: actions/setup-node@v4
        with:
          node-version: ${{ matrix.node }}
          cache: 'pnpm'
      - name: install
        run: pnpm install --frozen-lockfile --prefer-offline
      - name: run tests
        run: pnpm test