name: CI

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

env:
  # https://blog.rust-lang.org/2022/06/22/sparse-registry-testing.html
  CARGO_UNSTABLE_SPARSE_REGISTRY: "true"

jobs:
  lint:
    strategy:
      matrix:
        toolchain:
          # Run against a "known good" nightly
          - nightly-2022-07-18
          # Check for breakage on latest nightly
          - nightly
    # But if latest nightly fails, allow the workflow to continue
    continue-on-error: ${{ matrix.toolchain == 'nightly' }}
    runs-on: ubuntu-latest
    container: devkitpro/devkitarm
    steps:
      - name: Checkout branch
        uses: actions/checkout@v2

      - name: Setup default Rust toolchain
        uses: actions-rs/toolchain@v1
        with:
          components: clippy, rustfmt, rust-src
          profile: minimal
          toolchain: ${{ matrix.toolchain }}
          default: true

      - name: Install build tools for host
        run: sudo apt-get install -y build-essential

      - name: Install cargo-3ds
        uses: actions-rs/cargo@v1
        with:
          command: install
          # TODO: this should probably just be a released version from crates.io
          # once cargo-3ds gets published somewhere...
          args: >-
            --git https://github.com/rust3ds/cargo-3ds
            --rev 7b70b6b26c4740b9a10ab85b832ee73c41142bbb

      - name: Check formatting
        run: cargo fmt --all --verbose -- --check

      - name: Cargo check
        run: cargo 3ds clippy --color=always --workspace --verbose --all-targets
        env:
          RUSTFLAGS:
            --deny=warnings

  # TODO: it would be nice to actually build 3dsx for examples/tests, etc.
  # and run it somehow, but exactly how remains to be seen.