name: coverage

on:
  # Trigger the workflow on push or pull request,
  # but only for the master branch
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
  release:
    types:
      - created


jobs:
  coverage:
    runs-on: ubuntu-latest
    env:
      CARGO_TERM_COLOR: always
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@master
        with:
          target: x86_64-unknown-linux-gnu
          toolchain: nightly
          components: llvm-tools-preview
      - name: Install cargo-llvm-cov
        uses: taiki-e/install-action@cargo-llvm-cov
      - name: Generate code coverage
        run: cargo +nightly llvm-cov --all-features --workspace --codecov --doctests --output-path codecov.json
      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v3
        with:
          token: ${{ secrets.CODECOV_TOKEN }} # not required for public repos
          files: codecov.json
          fail_ci_if_error: true