Introduce PHPStan

.github/workflows/ci.yml

@@ -89,6 +89,37 @@ jobs:
  - name: Code style with PHP-CS-Fixer
  run: ./vendor/bin/php-cs-fixer fix --dry-run --diff
 
+ phpstan:
+ runs-on: ubuntu-latest
+ steps:
+ - name: Checkout
+ uses: actions/checkout@v3
+
+ - name: Setup PHP, with composer and extensions
+ uses: shivammathur/setup-php@v2
+ with:
+ php-version: 8.0
+ extensions: ctype, dom, gd, iconv, fileinfo, libxml, mbstring, simplexml, xml, xmlreader, xmlwriter, zip, zlib
+ coverage: none
+ tools: cs2pr
+
+ - 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@v3
+ 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: Static analysis with PHPStan
+ run: ./vendor/bin/phpstan analyse
+
  coverage:
  runs-on: ubuntu-latest
  steps:

composer.json

@@ -45,7 +45,8 @@
  "php-cs-fixer fix --ansi --dry-run --diff",
  "phpcs --report-width=200 --report-summary --report-full samples/ src/ tests/ --ignore=src/PhpWord/Shared/PCLZip --standard=PSR2 -n",
  "phpmd src/,tests/ text ./phpmd.xml.dist --exclude pclzip.lib.php",
- "@test-no-coverage"
+ "@test-no-coverage",
+ "phpstan analyse --ansi"
  ],
  "fix": [
  "php-cs-fixer fix --ansi"
@@ -79,7 +80,8 @@
  "phpunit/phpunit": ">=7.0",
  "tecnickcom/tcpdf": "^6.5",
  "symfony/process": "^4.4",
- "friendsofphp/php-cs-fixer": "^3.3"
+ "friendsofphp/php-cs-fixer": "^3.3",
+ "phpstan/phpstan-phpunit": "@stable"
  },
  "suggest": {
  "ext-zip": "Allows writing OOXML and ODF",