bump symfony/var-dumper to v6.4 #375

	name: Tests

	on:
	pull_request:
	push:
	branches-ignore: [master]

	jobs:
	unit-tests:
	name: PHP ${{ matrix.php }}, ${{ matrix.stability }}

	runs-on: ubuntu-latest
	strategy:
	matrix:
	php: ['8.1', '8.2', '8.3']
	stability: [prefer-lowest, prefer-stable]

	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	submodules: true

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	coverage: none

	- name: Setup Node
	uses: actions/setup-node@v4
	with:
	node-version: '21.3'

	- name: Get Composer cache directory path
	id: composer-cache-dir
	run: echo "::set-output name=path::$(composer config cache-files-dir)"

	- name: Cache Composer dependencies
	uses: actions/cache@v3
	with:
	path: ${{ steps.composer-cache-dir.outputs.path }}
	key: composer-${{ hashFiles('composer.lock') }}
	restore-keys: composer-

	- name: Node assertions cache
	uses: actions/cache@v3
	with:
	path: .cache/node-assertions
	key: node-assertions-${{ github.sha }}
	restore-keys: node-assertions-

	- name: Install Composer dependencies
	run: composer update --${{ matrix.stability }}

	- name: Execute tests
	run: vendor/bin/phpunit

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