Fixed fatal error on WordPress 6.6 when deleting cache files #542

	name: "PHPStan and Phan"
	on:
	push:
	branches: "*"
	pull_request:
	env:
	cache-version: 1
	jobs:
	standard:
	runs-on: ${{ matrix.operating-system }}
	strategy:
	matrix:
	operating-system: [ubuntu-latest]
	php-versions: ['8.0', '8.1', '8.2', '8.3']
	env:
	php-extensions: ast
	steps:
	- name: "Checkout"
	uses: actions/checkout@v4

	- name: "Setup PHP extension caching"
	id: extcache
	uses: shivammathur/cache-extensions@v1
	with:
	php-version: ${{ matrix.php-versions }}
	extensions: ${{ env.php-extensions }}
	key: php-extensions-${{ runner.os }}-foov4-${{ env.cache-version }}

	- name: "Cache extensions"
	uses: actions/cache@v4
	with:
	path: ${{ steps.extcache.outputs.dir }}
	key: ${{ steps.extcache.outputs.key }}-foov4
	restore-keys: ${{ steps.extcache.outputs.key }}-foov4

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

	- name: "Cache Composer dependencies"
	id: composer-dependencies
	uses: actions/cache@v4
	with:
	path: vendor
	key: composer-dependencies-${{ runner.os }}-foov4-${{ env.cache-version }}-${{ hashFiles('composer.json') }}
	restore-keys: \|
	composer-dependencies-${{ runner.os }}-foov4-${{ env.cache-version }}-${{ hashFiles('composer.json') }}
	composer-dependencies-${{ runner.os }}-foov4-${{ env.cache-version }}-
	composer-dependencies-${{ runner.os }}-

	- name: "Install Composer dependencies"
	run: \|
	composer install -n --prefer-dist
	cd src
	composer install -n --prefer-dist

	- name: "Code analyser"
	run: \|
	composer run-script code-analyser

Provide feedback