name: BuildRunner

on:
  push:
    paths:
      - "src/special/build_runner.zig"
  pull_request:
    paths:
      - "src/special/build_runner.zig"
  schedule:
    - cron: '0 0 * * *'
  workflow_dispatch:

jobs:
  check_build_runner:
    strategy:
      matrix:
        zig_version: [0.9.1, 0.10.0, master]

    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          submodules: true

      - name: Grab zig
        uses: goto-bus-stop/setup-zig@v1
        with:
          version: ${{ matrix.zig_version }}

      - name: Create temp zig project
        run: |
          mkdir $RUNNER_TEMP/TEMP_ZIG_PROJECT
          cd $RUNNER_TEMP/TEMP_ZIG_PROJECT
          zig init-exe

      - name: Check build_runner builds
        run: zig build-exe $GITHUB_WORKSPACE/src/special/build_runner.zig --pkg-begin @build@ $RUNNER_TEMP/TEMP_ZIG_PROJECT/build.zig --pkg-end