fix: filtering for mutable and optional queries #165

	name: ci

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	env:
	CARGO_TERM_COLOR: always

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: dtolnay/rust-toolchain@stable
	- uses: taiki-e/install-action@nextest
	- name: Run cargo test
	run: cargo nextest run --all-features

	test_miri:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: dtolnay/rust-toolchain@master
	with:
	toolchain: nightly
	components: miri

	- uses: taiki-e/install-action@nextest

	- name: Run cargo miri
	run: cargo miri nextest run -j16 --no-default-features --features std,serde,flume,derive

	test_nostd:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: dtolnay/rust-toolchain@stable
	- uses: taiki-e/install-action@nextest

	- name: Run cargo test
	run: cargo nextest run --no-default-features

	lint_doc:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: dtolnay/rust-toolchain@stable
	- name: Run cargo test
	run: cargo doc --all-features

	test_doc:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: dtolnay/rust-toolchain@stable
	- name: Run cargo test (doc)
	run: cargo test --doc --all-features

	# coverage:
	# runs-on: ubuntu-latest

	# steps:
	# - uses: actions/checkout@v2
	# - uses: dtolnay/rust-toolchain@master
	# with:
	# toolchain: nightly
	# components: miri

	# - uses: taiki-e/install-action@cargo-tarpaulin

	# - name: Run cargo tarpaulin
	# run: cargo tarpaulin --all-features --out Xml --engine llvm

	# - name: Upload to codecov.io
	# uses: codecov/codecov-action@v2
	# with:
	# fail_ci_if_error: false

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