PHP Lint #359

	---
	name: PHP Lint

	on:
	- push
	- pull_request
	# Allow manually triggering the workflow.
	- workflow_dispatch

	# Cancels all previous workflow runs for the same branch that have not yet completed.
	concurrency:
	# The concurrency group contains the workflow name and the branch name.
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	phplint:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	php: ['5.4', '5.6', '7.2', 'latest', 'nightly']

	continue-on-error: ${{ matrix.php == 'nightly' }}

	name: "PHP Lint: PHP ${{ matrix.php }}"

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

	- name: Install PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	coverage: none
	tools: cs2pr

	# Install dependencies and handle caching in one go.
	# @link https://github.com/marketplace/actions/install-php-dependencies-with-composer
	- name: Install Composer dependencies
	uses: "ramsey/composer-install@v3"
	with:
	# Bust the cache at least once a month - output format: YYYY-MM.
	custom-cache-suffix: $(date -u "+%Y-%m")

	- name: Lint against parse errors
	run: composer lint -- --checkstyle \| cs2pr

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