enforce string value for safety #704

	name: "PHPStan"

	on:
	- push
	- pull_request

	env:
	COMPOSER_FLAGS: "--ansi --no-interaction --no-progress --prefer-dist"

	permissions:
	contents: read # to fetch code (actions/checkout)

	jobs:
	tests:
	name: "PHPStan"

	runs-on: ubuntu-latest

	strategy:
	matrix:
	php-version:
	- "8.0"

	steps:
	- name: "Checkout"
	uses: "actions/checkout@v3"

	- name: "Install PHP"
	uses: "shivammathur/setup-php@v2"
	with:
	coverage: "none"
	php-version: "${{ matrix.php-version }}"
	extensions: mongodb, redis, amqp

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

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

	- name: Add require for mongodb/mongodb to make tests runnable
	run: 'composer require ${{ env.COMPOSER_FLAGS }} mongodb/mongodb --dev --no-update'

	- name: "Install latest dependencies"
	# --ignore-platform-req=php here needed as long as elasticsearch/elasticsearch does not support php 8
	run: "composer update ${{ env.COMPOSER_FLAGS }} --ignore-platform-req=php"

	- name: Run PHPStan
	run: composer phpstan

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