Get Your Type On

A nice article about type safety in PHP 7+ on performance enhancing drugs when using Psalm (whoops, I mean Psalm):

https://psalm.dev/articles/php-or-type-safety-pick-any-two

If you don’t want to introduce full fledged static analysis into your CI pipeline, sneak types in on the linter with PHPCS Type Sniff:

https://github.com/gskema/phpcs-type-sniff