Share traverseTree #217

	name: Run tests
	on: [push, pull_request]
	jobs:
	test:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	distribution: ['zulu']
	os: [ubuntu-latest, windows-latest, macos-latest]
	version: [ 11, 12, 13, 14, 15, 16, 17, 18, 19 ]
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: true
	- uses: actions/setup-java@v3
	with:
	distribution: ${{ matrix.distribution }}
	java-version: ${{ matrix.version }}
	- run: mvn test -B

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