Fix tests and clippy warnings #20

	name: CI
	on:
	pull_request:
	push:

	permissions:
	contents: read

	env:
	RUST_BACKTRACE: full

	jobs:
	format:
	name: Format
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Install Rust stable
	uses: dtolnay/rust-toolchain@stable
	- name: cargo fmt
	run: cargo fmt --all -- --check

	clippy:
	name: Clippy
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Install Rust stable
	uses: dtolnay/rust-toolchain@stable
	- name: cargo clippy
	run: cargo clippy --workspace --all-targets -- -Dwarnings
	- name: cargo doc
	run: cargo doc --workspace ${{ matrix.feature_flag }}
	env:
	RUSTDOCFLAGS: -Dwarnings

	test:
	strategy:
	matrix:
	os: [ubuntu-latest, windows-latest, macOS-latest]
	rust: [stable, beta, '1.64'] # NB. Sync with Cargo.toml.
	include:
	- os: ubuntu-latest
	feature_flag: --features=beta
	name: Test ${{ matrix.os }} ${{ matrix.rust }} ${{ matrix.feature_flag }}
	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Install Rust stable
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.rust }}
	- name: Build
	run: cargo build ${{ matrix.feature_flag }}
	- name: Test
	run: cargo test ${{ matrix.feature_flag }}

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