test: fix 3 blind spots reported by cargo-mutants #75

	name: CI

	on: [push, pull_request]

	jobs:
	fmt:
	name: rustfmt / stable
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt

	- name: Rust rustfmt
	run: cargo fmt --all -- --check

	clippy:
	name: clippy / stable
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- uses: dtolnay/rust-toolchain@stable
	with:
	components: clippy

	- name: Run clippy
	run: cargo clippy -- -D warnings

	test:
	name: test / ${{ matrix.name }}
	runs-on: ubuntu-latest

	strategy:
	matrix:
	include:
	- name: stable
	rust: stable
	- name: beta
	rust: beta
	- name: nightly
	rust: nightly
	- name: 1.63.0
	rust: 1.63.0

	steps:
	- uses: actions/checkout@v4

	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust }}

	- name: Run tests
	run: cargo test

	coverage:
	name: coverage / stable
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- uses: dtolnay/rust-toolchain@stable

	- name: Install cargo-tarpaulin
	run: \|
	LINK="https://github.com/xd009642/tarpaulin/releases/download/0.31.2/cargo-tarpaulin-x86_64-unknown-linux-gnu.tar.gz"
	curl -L --output tarpaulin.tar.gz "$LINK"
	tar -xzvf tarpaulin.tar.gz
	chmod +x cargo-tarpaulin

	- name: Run cargo-tarpaulin
	run: ./cargo-tarpaulin tarpaulin --out Xml

	- name: Upload to codecov.io
	uses: codecov/codecov-action@v5
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

	- name: Archive code coverage results
	uses: actions/upload-artifact@v4
	with:
	name: code-coverage-report
	path: cobertura.xml

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