Function preg_replace could return null in case of an error (#11) #44

	name: CI

	on: [push, pull_request]

	jobs:
	run-tests:
	name: Tests with PHP ${{ matrix.php-version }}
	runs-on: ubuntu-latest
	env:
	VUFIND_HOME: $GITHUB_WORKSPACE
	VUFIND_LOCAL_DIR: $GITHUB_WORKSPACE/local
	strategy:
	matrix:
	php-version: ['8.0', '8.1', '8.2']
	include:
	- php-version: 8.0
	phing_tasks: "phpunitfast"
	- php-version: 8.1
	phing_tasks: "phpunitfast"
	- php-version: 8.2
	phing_tasks: "phpunitfast phpcs-console php-cs-fixer-dryrun phpstan-console"

	steps:
	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php-version }}
	extensions: intl, xsl

	- name: Checkout
	uses: actions/checkout@v3

	- name: Get composer cache directory
	id: composer-cache
	run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT

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

	- name: Cache php-cs-fixer data
	uses: actions/cache@v3
	with:
	path: .php_cs_cache
	key: "php-${{ matrix.php-version }}-php-cs-fixer-${{ github.sha }}"
	restore-keys: "php-${{ matrix.php-version }}-php-cs-fixer-"

	- name: Cache phpstan data
	uses: actions/cache@v3
	with:
	path: .phpstan_cache
	key: "php-${{ matrix.php-version }}-phpstan-${{ github.sha }}"
	restore-keys: "php-${{ matrix.php-version }}-phpstan-"

	- name: Install composer dependencies
	run: composer install

	- name: Run tests
	run: vendor/bin/phing ${{ matrix.phing_tasks }}

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