coding-standards.yml

name: Coding Standards

on:
  push:
    branches: [ main, dev ]
  pull_request:
    branches: [ main, dev ]
    paths:
      # Any change to a PHP or Markdown file should run checks.
      - '**.php'
      - '**.*css'
      - '**.md'
      # These files configure NPM. Changes could affect the outcome.
      - 'package*.json'
      # These files configure Composer. Changes could affect the outcome.
      - 'composer.*'
      # This file configures Stylelint. Changes could affect the outcome.
      - '.stylelintrc.json'
      # This file configures Markdownlint. Changes could affect the outcome.
      - '.markdownlint.json'
      # This file configures PHPCS. Changes could affect the outcome.
      - 'phpcs.xml.dist'
      # Changes to workflow files should always verify all workflows are successful.
      - '.github/workflows/*.yml'
  # Allows you to run this workflow manually from the Actions tab.
  workflow_dispatch:

jobs:
  # Runs PHP coding standards checks.
  #
  # Violations are reported inline with annotations.
  #
  # Performs the following steps:
  # - Checks out the repository.
  # - Sets up PHP.
  # - Logs debug information.
  # - Installs Composer dependencies (use cache if possible).
  # - Make Composer packages available globally.
  # - Logs PHP_CodeSniffer debug information.
  # - Runs PHPCS on the full codebase.
  phpcs:
    name: PHP coding standards
    runs-on: ubuntu-latest

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

      - name: Set up PHP
        uses: shivammathur/setup-php@2.31.1
        with:
          php-version: '7.4' # Results are the same across all versions, check only in the last stable version.
          coverage: none
          tools: cs2pr
        env:
          fail-fast: false

      - name: Log debug information
        run: |
          php --version
          composer --version

      - name: Check syntax error in sources
        run: find -L . -path ./vendor -prune -o -name '*.php' -print0 | xargs -0 -n 1 -P 4 php -l

      - name: Validate composer.json and composer.lock
        run: composer validate --strict

      - name: Install Composer dependencies
        uses: ramsey/composer-install@v3

      - name: Make Composer packages available globally
        run: echo "${PWD}/vendor/bin" >> $GITHUB_PATH

      - name: Log PHPCS debug information
        run: composer phpcs-i

      - name: Run the PHP code sniffer
        continue-on-error: true
        run: phpcs --report-full --report-checkstyle=./phpcs-report.xml

      - name: Show PHPCS results in PR
        run: cs2pr ./phpcs-report.xml

  # Runs the CSS/SCSS coding standards checks.
  #
  # CSS violations are not currently reported inline with annotations.
  #
  # Performs the following steps:
  # - Checks out the repository.
  # - Installs NodeJS 16 with caching for NPM.
  # - Logs updated debug information.
  # - Installs NPM dependencies using install-changed to hash the `package.json` file.
  # - Run the WordPress Stylelint checks.
  css-cs:
    name: CSS/SCSS coding standards
    runs-on: ubuntu-latest

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

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 16
          cache: npm

      - name: Log debug information
        run: |
          npm --version
          node --version
      - name: Install Dependencies
        run: npm ci

      - name: Run CSS/SCSS Lint
        run: npm run lint:css

  # Runs the JavaScript and Markdown coding standards checks.
  #
  # JS violations are not currently reported inline with annotations.
  #
  # Performs the following steps:
  # - Checks out the repository.
  # - Installs NodeJS 16 with caching for NPM.
  # - Logs updated debug information.
  # _ Installs NPM dependencies using install-changed to hash the `package.json` file.
  # - Run the WordPress ESLint and Markdownlint checks.
  js-md-cs:
    name: JS and MD coding standards
    runs-on: ubuntu-latest

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

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: 16
          cache: npm

      - name: Log debug information
        run: |
          npm --version
          node --version

      - name: Install Dependencies
        run: npm ci

      - name: Run JavaScript Lint
        run: npm run lint:js

      - name: Run Markdown Lint
        run: npm run lint:md:docs