nette/nette — comment on commit 248b7acbac0b3c8f04daba838c97ef38b8f80374
File: Nette/Config/Config.php line 196
By dg:

There are much more similar cases in framework. https://github.com/nette/nette/commit/a047b873dc62b4fb8fab507643b16fcdd8e53351