name: CI

on:
  pull_request:
    branches: [main]
  push:
    branches: [main]
  workflow_dispatch:

env:
  CARGO_TERM_COLOR: always

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  test:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

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

      - name: Show Rust versions
        run: |
          rustc --version
          cargo --version
          rustfmt --version

      - name: Cache Rust dependencies and build artifacts
        uses: Swatinem/rust-cache@v2

      - name: Check formatting
        if: matrix.os != 'windows-latest'
        run: cargo fmt -- --check

      - name: Run clippy (all targets)
        if: matrix.os != 'windows-latest'
        run: cargo clippy --all-targets --all-features --no-deps -- -D warnings

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

      - name: Build
        run: cargo build --verbose
