ci.yml

name: CI
env:
  CI: true
on:
  pull_request:
  push:
    branches:
    - main
    paths-ignore:
    - '**.md'
jobs:
  test:
    strategy:
      matrix:
        rust: [stable, beta]
    runs-on: ubuntu-latest
    steps:
    - name: Free disk space
      run: |
        df -h
        sudo rm -rf /usr/local/lib/android
        sudo rm -rf /usr/share/dotnet
        df -h
    - uses: actions/checkout@v4
      with:
        submodules: true
    - uses: actions-rs/toolchain@v1
      with:
        toolchain: ${{ matrix.rust }}
        components: rustfmt
        profile: minimal
    - uses: arduino/setup-protoc@v1
    - name: Test
      run: ./scripts/test.sh
  lint:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: true
    - uses: actions-rs/toolchain@v1
      with:
        toolchain: stable
        components: rustfmt
        profile: minimal
    - uses: arduino/setup-protoc@v1
    - uses: actions-rs/cargo@v1
      with:
        command: fmt
        args: --all -- --check
    - name: Lint
      run: ./scripts/lint.sh
# TODO: re-add this test
#  msrv:
#    runs-on: ubuntu-latest
#    steps:
#    - uses: actions/checkout@v4
#      with:
#        submodules: true
#    - uses: actions-rs/toolchain@v1
#      with:
#        profile: minimal
#        toolchain: 1.65.0
#        override: true
#    - name: Patch dependencies versions # some dependencies bump MSRV without major version bump
#      run: ./scripts/patch_dependencies.sh
#    - name: Run tests
#      run: cargo --version &&
#        cargo test --manifest-path=opentelemetry/Cargo.toml --features trace,metrics,testing &&
#        cargo test --manifest-path=opentelemetry-jaeger/Cargo.toml --features rt-tokio &&
#        cargo test --manifest-path=opentelemetry-zipkin/Cargo.toml
  cargo-deny:
    runs-on: ubuntu-latest
    continue-on-error: true # Prevent sudden announcement of a new advisory from failing ci
    steps:
      - uses: actions/checkout@v4
      - uses: EmbarkStudios/cargo-deny-action@v1
        with:
          command: check advisories
  docs:
    continue-on-error: true
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: nightly
          components: rustfmt
          override: true
      - uses: arduino/setup-protoc@v1
      - name: doc
        run: cargo doc --no-deps --all-features
        env:
          CARGO_INCREMENTAL: '0'
          RUSTDOCFLAGS: -Dwarnings
  coverage:
    continue-on-error: true
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: true
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          components: rustfmt,llvm-tools-preview
          override: true
      - uses: arduino/setup-protoc@v1
      - name: cargo install cargo-llvm-cov
        uses: taiki-e/install-action@cargo-llvm-cov
      - name: cargo generate-lockfile
        if: hashFiles('Cargo.lock') == ''
        run: cargo generate-lockfile
      - name: cargo llvm-cov
        run: cargo llvm-cov --locked --all-features --workspace --lcov --output-path lcov.info
      - name: Upload to codecov.io
        uses: codecov/codecov-action@v4
        with:
          fail_ci_if_error: true
  cargo-machete:
    continue-on-error: true
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: true
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          override: true
      - uses: taiki-e/install-action@v2
        with:
          tool: cargo-machete
      - name: cargo machete
        run: cargo machete