more sensible default for clap derive #8

	on:
	push:
	branches: [main]
	pull_request:

	name: codecov
	jobs:
	codecov:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	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: Restore cached target/
	id: target-cache-restore
	uses: actions/cache/restore@v3
	with:
	path: \|
	target
	/home/runner/.cargo
	key: coverage-target
	- name: cargo llvm-cov clean
	run: cargo llvm-cov clean --workspace
	- name: cargo llvm-cov
	run: cargo llvm-cov --locked --all-features --no-report --release
	- name: Save cached target/
	id: target-cache-save
	uses: actions/cache/save@v3
	with:
	path: \|
	target
	/home/runner/.cargo
	key: ${{ steps.target-cache-restore.outputs.cache-primary-key }}
	- name: cargo llvm-cov report
	run: cargo llvm-cov report --release --lcov --output-path lcov.info
	- name: Upload coverage reports to Codecov
	uses: codecov/codecov-action@v3
	with:
	fail_ci_if_error: true

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