Rust

chore: make `serde` feature explicit #135

	name: Rust

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	env:
	CARGO_TERM_COLOR: always
	RUSTFLAGS: -D warnings
	RUSTDOCFLAGS: -D warnings

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: taiki-e/install-action@cargo-hack
	- name: build
	run: cargo hack build --feature-powerset
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: test
	run: cargo test --all-features
	fmt:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: fmt
	run: cargo fmt --check
	doc:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: doc
	run: cargo doc --all-features
	minimal:
	runs-on: ubuntu-latest
	name: ubuntu / stable / minimal-versions
	steps:
	- uses: actions/checkout@v3
	- name: Install stable
	uses: dtolnay/rust-toolchain@stable
	- name: Install nightly for -Zminimal-versions
	uses: dtolnay/rust-toolchain@nightly
	- name: rustup default stable
	run: rustup default stable
	- name: cargo update -Zminimal-versions
	run: cargo +nightly update -Zminimal-versions
	- name: cargo check
	run: cargo check --locked --all-features
	msrv:
	runs-on: ubuntu-latest
	# we use a matrix here just because env can't be used in job names
	# https://docs.github.com/en/actions/learn-github-actions/contexts#context-availability
	strategy:
	matrix:
	msrv: [1.65.0]
	name: ubuntu / ${{ matrix.msrv }}
	steps:
	- uses: actions/checkout@v3
	- name: Install ${{ matrix.msrv }}
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.msrv }}
	- name: cargo +${{ matrix.msrv }} check
	run: cargo check --all-features

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