ci.yml

name: CI

on:
  pull_request:

env:
  CARGO_TERM_COLOR: always
  RUSTFLAGS: "-D warnings"

jobs:
  build-test:
    name: Build and test (${{ matrix.os }})
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]

    steps:
      - name: Checkout
        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4

      - name: Setup Rust
        uses: dtolnay/rust-toolchain@631a55b12751854ce901bb631d5902ceb48146f7 # stable
        with:
          components: clippy, rustfmt

      - name: Install protoc
        uses: arduino/setup-protoc@v3
        with:
          repo-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Restore Rust cache
        uses: Swatinem/rust-cache@e18b497796c12c097a38f9edb9d0641fb99eee32 # v2
        with:
          cache-on-failure: true

      - name: Check compilation
        run: cargo check --workspace

      - name: Check formatting
        if: runner.os == 'Linux'
        run: cargo fmt --all -- --check

      - name: Clippy lints
        run: cargo clippy --workspace --all-targets -- -D warnings

      - name: Run tests
        run: cargo test --workspace

      - name: Check copyright headers
        if: matrix.os != 'windows-latest'
        shell: bash
        run: |
          missing=0
          for f in $(find . -name '*.rs' -not -path '*/gen/*' -not -path '*/target/*'); do
            if ! head -1 "$f" | grep -q '^// Copyright AGNTCY'; then
              echo "Missing header: $f"
              missing=$((missing + 1))
            fi
          done
          if [ "$missing" -gt 0 ]; then
            echo "ERROR: $missing file(s) missing copyright header"
            exit 1
          fi