name: Coverage

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

# Ensures that we cancel running jobs for the same PR / same workflow.
concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  coverage:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Rust
        run: rustup toolchain install nightly --profile minimal --component llvm-tools-preview
      - uses: Swatinem/rust-cache@v2
      - uses: taiki-e/install-action@cargo-llvm-cov
      - name: Generate code coverage
        run: cargo +nightly llvm-cov --all-features --workspace --doctests --lcov --output-path lcov.info
      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v3
        continue-on-error: true
        with:
          token: ${{ secrets.CODECOV_TOKEN }} # not required for public repos
          files: lcov.info
          fail_ci_if_error: true