ci.yml

name: CI

on:
  push:
    branches: [main]
    tags: ['v*']
  pull_request:
    branches: [main]

env:
  CARGO_TERM_COLOR: always

jobs:
  test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust: [stable, 1.71.0]
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
      - run: cargo test

  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy, rustfmt
      - run: cargo fmt -- --check
      - run: cargo clippy -- -D warnings
      - run: cargo clippy --features serde -- -D warnings

  serde:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - run: cargo test --features serde

  check-version:
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/v')
    steps:
      - uses: actions/checkout@v4
      - name: Verify Cargo.toml version matches tag
        run: |
          TAG_VERSION="${GITHUB_REF#refs/tags/v}"
          CARGO_VERSION=$(grep '^version' Cargo.toml | head -1 | cut -d'"' -f2)
          echo "Tag version: $TAG_VERSION"
          echo "Cargo.toml version: $CARGO_VERSION"
          if [ "$TAG_VERSION" != "$CARGO_VERSION" ]; then
            echo "ERROR: Tag version ($TAG_VERSION) does not match Cargo.toml version ($CARGO_VERSION)"
            exit 1
          fi
          echo "Version match OK"

  publish:
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/v')
    needs: [test, lint, serde, check-version]
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - name: Publish to crates.io
        run: cargo publish --registry crates-io
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}