ci: introduce formatter #4

	name: coverage
Check failure on line 1 in .github/workflows/coverage.yml View workflow run for this annotation GitHub Actions / .github/workflows/coverage.yml Invalid workflow file No steps defined in `steps` and no workflow called in `uses` for the following jobs: required
	permissions:
	contents: read
	on:
	push:
	branches: [ main ]
	paths-ignore:
	- "**.ts"
	pull_request:
	paths-ignore:
	- "**.ts"
	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true
	env:
	CARGO_TERM_COLOR: always
	jobs:
	required:
	runs-on: ubuntu-latest
	name: ubuntu / ${{ matrix.toolchain }}
	strategy:
	matrix:
	# Run on stable and beta to ensure that tests won't break on the next
	# version of the rust toolchain.
	toolchain: [ stable, beta ]
	coverage:
	runs-on: ubuntu-latest
	name: ubuntu / stable / coverage
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: true
	- name: Install stable
	uses: dtolnay/rust-toolchain@stable
	with:
	components: llvm-tools-preview
	- name: cargo install cargo-llvm-cov
	uses: taiki-e/install-action@cargo-llvm-cov
	- name: cargo generate-lockfile
	if: hashFiles('Cargo.lock') == ''
	run: cargo generate-lockfile
	- name: cargo llvm-cov
	# FIXME: Include e2e tests in coverage.
	run: cargo llvm-cov --locked --features std --lcov --output-path lcov.info
	- name: Record Rust version
	run: echo "RUST=$(rustc --version)" >> "$GITHUB_ENV"
	- name: Upload to codecov.io
	uses: codecov/codecov-action@v4
	with:
	fail_ci_if_error: true
	token: ${{ secrets.CODECOV_TOKEN }}
	env_vars: OS,RUST

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