magic-nix-cache-action/.github/workflows/ci.yml

name: CI

on:
  pull_request:
  push:
    branches: [main]

jobs:
  build:
    name: Build
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v3
      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@main
      - name: Record existing bundle hash
        run: |
          echo "BUNDLE_HASH=$(sha256sum <dist/index.js | sed 's/  -//')" >>$GITHUB_ENV
      - name: Check shell scripts
        run: |
          nix develop --command shellcheck ./.github/workflows/cache-test.sh
      - name: Build action
        run: |
          nix develop --command just build
      - name: Check bundle consistency
        run: |
          NEW_BUNDLE_HASH=$(sha256sum <dist/index.js | sed 's/  -//')
          if [[ "$BUNDLE_HASH" != "$NEW_BUNDLE_HASH" ]]; then
            >&2 echo "The committed dist/index.js is out-of-date!"
            >&2 echo
            >&2 echo "    Committed: $BUNDLE_HASH"
            >&2 echo "        Built: $NEW_BUNDLE_HASH"
            >&2 echo
            >&2 echo 'Run `just build` then commit the resulting dist/index.js'
            exit 1
          fi

  run-x86_64-linux:
    name: Run x86_64 Linux
    runs-on: ubuntu-22.04
    permissions:
      id-token: "write"
      contents: "read"
    steps:
      - uses: actions/checkout@v3
      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@main
        with:
          flakehub: true
          extra-conf: |
            narinfo-cache-negative-ttl = 0
      - name: Cache the store
        uses: ./
      - name: Check the cache for liveness
        run: |
          .github/workflows/cache-test.sh

  run-x86_64-darwin:
    name: Run x86_64 Darwin
    runs-on: macos-12
    permissions:
      id-token: "write"
      contents: "read"
    steps:
      - uses: actions/checkout@v3
      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@main
        with:
          flakehub: true
          extra-conf: |
            narinfo-cache-negative-ttl = 0
      - name: Cache the store
        uses: ./
      - name: Check the cache for liveness
        run: |
          .github/workflows/cache-test.sh

  run-aarch64-darwin:
    name: Run aarch64 Darwin
    concurrency: build-ARM64-macOS
    runs-on: macos-latest-xlarge
    permissions:
      id-token: "write"
      contents: "read"
    steps:
      - uses: actions/checkout@v3
      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@main
        with:
          flakehub: true
          extra-conf: |
            narinfo-cache-negative-ttl = 0
      - name: Cache the store
        uses: ./
      - name: Check the cache for liveness
        run: |
          .github/workflows/cache-test.sh