blazegram 0.4.2

name: CI

on:
  push:
    branches: [master]
    tags: ["v*"]
  pull_request:
    branches: [master]

env:
  CARGO_TERM_COLOR: always
  RUSTFLAGS: "-Dwarnings"

jobs:
  check:
    name: Check
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust: ["1.85", stable]
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
      - uses: Swatinem/rust-cache@v2
      - run: cargo check --all-features
      - run: cargo check --no-default-features

  test:
    name: Test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - run: cargo test --all-features

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy
      - uses: Swatinem/rust-cache@v2
      - run: cargo clippy --all-features -- -D warnings

  doc:
    name: Doc
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - run: cargo doc --all-features --no-deps
        env:
          RUSTDOCFLAGS: "-D warnings"

  format:
    name: Format
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt
      - run: cargo fmt --check

  # Runs only on version tags — gate before publish
  release-check:
    name: Release Check
    if: startsWith(github.ref, 'refs/tags/v')
    needs: [check, test, clippy, doc, format]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - name: Verify tag matches Cargo.toml version
        run: |
          TAG="${GITHUB_REF#refs/tags/v}"
          CARGO_VER=$(grep '^version' Cargo.toml | head -1 | sed 's/.*"\(.*\)"/\1/')
          if [ "$TAG" != "$CARGO_VER" ]; then
            echo "::error::Tag v$TAG does not match Cargo.toml version $CARGO_VER"
            exit 1
          fi
          echo "✓ Tag v$TAG matches Cargo.toml version $CARGO_VER"
      - name: Dry-run publish
        run: cargo publish --dry-run --all-features