Add code coverage job #19

	name: Rust CI
	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]
	jobs:
	check:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: dtolnay/rust-toolchain@stable
	- name: cargo check
	run: cargo check
	clippy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: dtolnay/rust-toolchain@stable
	- name: cargo clippy
	run: cargo clippy
	fmt:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: dtolnay/rust-toolchain@stable
	- name: cargo fmt
	run: cargo fmt
	fmt-nightly:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: dtolnay/rust-toolchain@nightly
	with:
	components: rustfmt
	- name: cargo +nightly fmt
	run: cargo +nightly fmt
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: dtolnay/rust-toolchain@stable
	- name: cargo test
	run: cargo test
	coverage:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: dtolnay/rust-toolchain@stable
	- name: Install cargo-tarpaulin
	run: cargo install cargo-tarpaulin
	- name: Generate coverage report
	run: cargo tarpaulin --all-features --out Xml
	- name: Upload to codecov.io
	uses: codecov/codecov-action@v3
	with:
	fail_ci_if_error: true

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