nix.yml

name: Nix

on:
  pull_request:
  push:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  nix-test:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Pull musl
        run: |
            git submodule update --init lib/musl
      - name: Restore LLVM source cache
        uses: actions/cache/restore@v4
        id: cache-llvm-source
        with:
          key: llvm-source-18-linux-nix-v1
          path: |
            llvm-project/compiler-rt
      - name: Download LLVM source
        if: steps.cache-llvm-source.outputs.cache-hit != 'true'
        run: make llvm-source
      - name: Save LLVM source cache
        uses: actions/cache/save@v4
        if: steps.cache-llvm-source.outputs.cache-hit != 'true'
        with:
          key: ${{ steps.cache-llvm-source.outputs.cache-primary-key }}
          path: |
            llvm-project/compiler-rt
      - name: find and print Targets.def
        run: |
          find /usr/include/ -name Targets.def -exec sh -c 'echo {}; cat {}' \;
      - name: list packages
        run: |
          apt list --installed
      - uses: cachix/install-nix-action@v30
        with:
          install_url: https://releases.nixos.org/nix/nix-2.24.7/install
      - name: Nix version
        run: |
          nix --version
      - name: Build
        run: |
          nix develop --ignore-environment --keep HOME --command bash -c "go install"
      - uses: actions/upload-artifact@v4
        with:
          name: upload
          path: "/home/runner/go/bin/tinygo"
      - name: Test
        run: |
          nix develop --ignore-environment --keep HOME --command bash -c "~/go/bin/tinygo version && ~/go/bin/tinygo build -o test ./testdata/cgo"