markdownlint-rs 0.2.2

name: CI

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
  workflow_call:  # Allow this workflow to be called by other workflows

# Prevent concurrent builds on main branch (PRs and pushes)
concurrency:
  group: ci-${{ github.ref }}
  cancel-in-progress: true

env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: 1

jobs:
  test:
    name: Test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Cache Cargo dependencies
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target/
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}

      - name: Run tests
        run: cargo test -- --include-ignored

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy

      - name: Cache Cargo dependencies
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}

      - name: Run clippy
        run: cargo clippy -- -D warnings

  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt

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

  build:
    name: Build
    needs: [ test, clippy, fmt ]
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          # Linux x86_64
          - os: ubuntu-latest
            target: x86_64-unknown-linux-gnu

          # Linux ARM64
          - os: ubuntu-latest
            target: aarch64-unknown-linux-gnu
            use_cross: true

          # macOS x86_64 (Intel)
          - os: macos-latest
            target: x86_64-apple-darwin

          # macOS ARM64 (Apple Silicon)
          - os: macos-latest
            target: aarch64-apple-darwin

          # Windows x86_64
          - os: windows-latest
            target: x86_64-pc-windows-msvc
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ matrix.target }}

      - name: Install cross
        if: matrix.use_cross
        run: cargo install cross --git https://github.com/cross-rs/cross

      - name: Cache Cargo dependencies
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-${{ matrix.target }}-cargo-${{ hashFiles('**/Cargo.lock') }}

      - name: Build (native)
        if: ${{ !matrix.use_cross }}
        run: cargo build --target ${{ matrix.target }}

      - name: Build (cross)
        if: matrix.use_cross
        run: cross build --target ${{ matrix.target }}

  dogfood:
    name: Dogfood (Lint Own Docs)
    needs: [build]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Cache Cargo dependencies
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target/
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}

      - name: Build release binary
        run: cargo build --release

      - name: Lint project documentation
        run: |
          ./target/release/mdlint README.md CONTRIBUTING.md CLAUDE.md IMPROVEMENTS.md .github/WORKFLOWS.md

      - name: Lint all markdown (should only fail on test fixtures)
        run: |
          # This will exit 1 due to test fixtures, which is expected
          ./target/release/mdlint || echo "✅ Expected violations in test fixtures"