small changes #824

	name: phpcs
	'on':
	- push
	- pull_request
	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	-
	name: checkout
	uses: actions/checkout@v2
	-
	name: setup php
	uses: shivammathur/setup-php@v2
	with:
	php-version: '7.2'
	extensions: 'mbstring, simplexml, dom, openssl, curl, gd'
	-
	name: get composer cache directory
	id: composer-cache
	run: >-
	echo "::set-output name=dir::$(composer config cache-files-dir)"
	-
	name: cache composer dependencies
	uses: actions/cache@v2
	with:
	path: '${{ steps.composer-cache.outputs.dir }}'
	key: >-
	${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
	restore-keys: '${{ runner.os }}-composer-'
	-
	name: install dependencies
	run: >-
	composer install --no-progress --prefer-dist --optimize-autoloader
	-
	name: check php version
	run: php -v
	-
	name: download phpcs
	run: >-
	wget -O phpcs.phar
	https://cs.symfony.com/download/php-cs-fixer-v2.phar
	-
	name: make phpcs executable
	run: chmod +x phpcs.phar
	-
	name: apply coding style
	run: php phpcs.phar fix
	-
	name: remove phpcs
	run: rm -f phpcs.phar

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