To use this extension, require it in Composer:
composer require --dev phpstan/phpstan-deprecation-rules
If you also install phpstan/extension-installer then you're all set!
Manual installation
If you don't want to use phpstan/extension-installer
, include rules.neon in your project's PHPStan config:
includes:
- vendor/phpstan/phpstan-deprecation-rules/rules.neon