Update to 2018 edition #617

	name: Rust

	on:
	push:
	branches: [master]
	pull_request:
	branches: ["**"]
	merge_group:
	types: [checks_requested]

	env:
	CARGO_TERM_COLOR: always

	jobs:
	rustfmt:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: stable
	components: rustfmt
	- run: cargo fmt --check
	semver:
	runs-on: macos-11.0
	steps:
	- uses: actions/checkout@v4
	- name: Check semver
	uses: obi1kenobi/cargo-semver-checks-action@v2
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [macos-11.0, macos-12, macos-13]
	toolchain: [stable, 1.56.1]
	steps:
	- uses: actions/checkout@v4
	- name: Install toolchain
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.toolchain }}
	- name: Build
	run: cargo build --verbose
	- name: Run tests
	run: cargo test --verbose
	build_result:
	name: Result
	runs-on: ubuntu-latest
	needs:
	- "build"
	- "semver"
	steps:
	- name: Mark the job as successful
	run: exit 0
	if: success()
	- name: Mark the job as unsuccessful
	run: exit 1
	if: "!success()"

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