Make DNS configuration optional #122

	name: Rust

	on:
	pull_request:
	push:
	branches:
	- master

	jobs:
	clippy:
	name: Lint with Clippy - ${{matrix.rust}}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust: [stable, beta, nightly]
	env:
	RUSTFLAGS: -Dwarnings
	steps:
	- uses: actions/checkout@v2
	- uses: hecrj/setup-rust-action@v1
	with:
	components: clippy
	rust-version: ${{ matrix.rust }}
	- uses: Swatinem/rust-cache@v1
	- name: Header
	run: rustc -Vv
	- name: clippy
	run: cargo clippy --verbose --bins

	test-versions:
	name: Test Rust - nightly
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	steps:
	- uses: actions/checkout@v2
	- uses: hecrj/setup-rust-action@v1
	with:
	rust-version: nightly
	- uses: Swatinem/rust-cache@v1
	- name: Header
	run: rustc -Vv
	- name: test
	run: cargo test --verbose

	code-coverage:
	name: Generate code coverage
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: hecrj/setup-rust-action@v1
	with:
	rust-version: nightly
	- uses: Swatinem/rust-cache@v1
	- uses: actions-rs/[email protected]
	- name: Upload to codecov.io
	uses: codecov/codecov-action@v1

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