Add support for multiple database instances #53

	name: pr

	on:
	pull_request:
	branches:
	- master

	jobs:
	clippy:
	strategy:
	fail-fast: false
	matrix:
	db: ['', all-databases, mysql, postgres, sqlite]
	db_any: ['', any]
	runtime: [runtime-tokio-native-tls, runtime-tokio-rustls]
	exclude:
	# no-db w/ any doesn't make sense (sqlx won't compile)
	- db: ''
	db_any: any
	# all-databases w/ any is redundant (all-databases enables any)
	- db: all-databases
	db_any: any
	name: clippy (${{ matrix.runtime }}, ${{ matrix.db \|\| 'no-db' }} ${{ matrix.db_any && 'w/ any' \|\| 'w/o any' }})
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	override: true
	components: clippy
	- uses: actions-rs/cargo@v1
	with:
	command: clippy
	args: --features '${{ matrix.db }} ${{ matrix.db_any }} ${{ matrix.runtime }}' -- -D warnings

	doc:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	override: true
	- uses: actions-rs/cargo@v1
	with:
	command: doc
	args: --features runtime-tokio-rustls,all-databases

	fmt:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	override: true
	components: rustfmt
	- uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: -- --check

	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	profile: default
	override: true
	- uses: actions-rs/cargo@v1
	with:
	command: test

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