Reduce MSRV to 1.61 #368

	name: Tests

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	env:
	CARGO_INCREMENTAL: 0
	RUSTFLAGS: "-Dwarnings"

	jobs:
	clippy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install Rust stable with clippy
	uses: dtolnay/rust-toolchain@stable
	with:
	components: clippy

	- name: Run cargo clippy (default features)
	run: cargo clippy --all-targets

	fmt:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install Rust stable with rustfmt
	uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt

	- name: Run rustfmt --check
	run: cargo fmt -- --check

	msrv:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install cargo-hack
	uses: taiki-e/install-action@cargo-hack
	- uses: Swatinem/rust-cache@v2
	- name: Use predefined lockfile
	run: mv -v Cargo.lock.MSRV Cargo.lock
	- name: Build (lib only)
	run: cargo hack check --rust-version --locked

	test:
	needs: [clippy, fmt, msrv]
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]

	steps:
	- uses: actions/checkout@v4
	- name: Install Rust stable
	uses: dtolnay/rust-toolchain@stable

	- name: Test default features
	run: cargo test

	features:
	needs: [clippy, fmt]
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Install Rust stable
	uses: dtolnay/rust-toolchain@stable
	- name: Install cargo-hack
	uses: taiki-e/install-action@cargo-hack
	- uses: Swatinem/rust-cache@v2
	- name: Check all possible feature sets
	run: cargo hack check --feature-powerset --no-dev-deps

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