Improve async cancellation safety of `future::Cache` #764

	name: Clippy lints and Rustfmt

	on:
	push:
	paths-ignore:
	- '.devcontainer/**'
	- '.gitpod.yml'
	- '.vscode/**'
	schedule:
	# Run against the last commit on the default branch on Friday at 7pm (UTC?)
	- cron: '0 19 * * 5'

	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	rust:
	- toolchain: stable
	- toolchain: beta
	rustflags: '--cfg beta_clippy'

	steps:
	- name: Checkout Moka
	uses: actions/checkout@v2

	- name: Install Rust toolchain
	uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: ${{ matrix.rust.toolchain }}
	override: true
	components: rustfmt, clippy

	- uses: Swatinem/rust-cache@v1

	- name: cargo clean
	uses: actions-rs/cargo@v1
	with:
	command: clean

	- name: Run Clippy
	uses: actions-rs/clippy-check@v1
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	args: --lib --tests --all-features --all-targets -- -D warnings
	env:
	RUSTFLAGS: ${{ matrix.rust.rustflags }}

	- name: Run Rustfmt
	uses: actions-rs/cargo@v1
	if: ${{ matrix.rust.toolchain == 'stable' }}
	with:
	command: fmt
	args: --all -- --check

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