tests

Use `Pin` and a union to avoid UB in `TemplateBuf #105

	name: tests
	on:
	push: { branches: ["master", "main"] }
	pull_request: { branches: "*" }

	jobs:
	build_and_test:
	name: Build and test
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@master
	- uses: actions/cache@v2
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	target
	key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
	restore-keys: ${{ runner.os }}-cargo
	- name: Build
	run: cargo +stable build --workspace --all-targets --features indexmap,json,toml,yaml --color=always
	- name: Test
	run: cargo +stable test --workspace --all-targets --features indexmap,json,toml,yaml --color=always
	- name: Clippy
	uses: actions-rs/clippy-check@v1
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	args: --workspace --all-targets --features indexmap,json,toml,yaml
	- name: Install miri
	run: rustup +nightly component add miri
	- name: Run miri
	run: cargo +nightly miri test --workspace --all-targets --features indexmap,json,toml,yaml --color=always

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