Ah, the classic "let me check every possible capitalization pattern" approach! This developer is manually checking for true , True , TRue , TRUe and then the same for false variants instead of just using toLowerCase() once and comparing to a standard value. The function even returns maybe if neither pattern matches, which is both hilarious and terrifying for Boolean logic. Somewhere, a computer science professor is feeling a disturbance in the force. This is the kind of code that makes code reviewers develop eye twitches and start muttering "string.toLowerCase() === 'true'" in their sleep.