Bump actions/checkout from 3 to 4 #143

	name: Static Analysis

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

	jobs:
	PHPStan:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	php: ['8.1']

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Install PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	extensions: mbstring, intl
	coverage: none
	env:
	COMPOSER_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	update: true

	- 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.json') }}
	restore-keys: ${{ runner.os }}-composer-

	- name: Install dependencies
	run: composer update $DEFAULT_COMPOSER_FLAGS

	- name: PHPStan tests
	run: vendor/bin/phpstan analyze -l 8 -a vendor/yiisoft/yii2/Yii.php --no-progress src

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