This org-mode babel extension enables you to execute phpstan code blocks.

You need to install phpstan to use this extension.

yet

Add ob-phpstan.el to your load-path and require.

(add-to-list 'load-path "/path/to/ob-phpstan.el")
(require 'ob-phpstan)

(eval-after-load "org" '(add-to-list 'org-src-lang-modes '("phpstan" . phpstan)))

class HelloWorld
{
        public function sayHello(DateTimeImutable $date): void
        {
                echo 'Hello, ' . $date->format('j. n. Y');
        }
}