write free function #309

	name: Coverage

	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master

	jobs:
	coverage:
	name: "Codecov"
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	name: checkout
	with:
	submodules: true
	clean: true
	fetch-depth: 2
	- name: "install dependencies"
	run: \|
	set -e
	sudo apt-get update \|\| true
	sudo apt-get install -y ninja-build
	sudo python3 -m pip install --upgrade pip
	sudo pip3 install scikit-build
	sudo pip3 install cmake requests gitpython gcovr pyyaml
	- name: "cmake"
	env:
	CC: clang
	CXX: clang++
	run: cmake . -GNinja -Bbuild-coverage -DCOVERAGE=ON -DEXAMPLES=OFF
	- name: "build report"
	env:
	CTEST_OUTPUT_ON_FAILURE: 1
	run: cmake --build build-coverage --target ctest_coverage -- -j4
	- name: "upload"
	uses: codecov/[email protected]
	with:
	files: build-coverage/ctest_coverage.xml
	verbose: false

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