enhance: update deprecated uses #565

	on: pull_request

	name: Inspections
	jobs:
	runPHPCSInspection:
	name: Run PHPCS inspection
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: "7.3"
	coverage: none
	tools: composer, cs2pr

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

	- name: Setup cache
	uses: pat-s/[email protected]
	with:
	path: ${{ steps.composer-cache.outputs.dir }}
	key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
	restore-keys: ${{ runner.os }}-composer-

	- name: Install dependencies
	run: composer install --prefer-dist --no-suggest --no-progress

	- id: changes
	run: \|
	URL="https://api.github.com/repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/files"
	FILES=$(curl -s -X GET -G $URL \| jq -r '.[] \| .filename' \| xargs)
	echo "::set-output name=files::$FILES"

	- name: Detect coding standard violations
	run: vendor/bin/phpcs ${{ steps.changes.outputs.files }} -q --report=checkstyle \| cs2pr --graceful-warnings

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