Maybe they've just not thought about that (yet). It looks to be mostly coded by Claude so, presumably, it been a very quick project to take from zero to where it is now, and they're in the mode of throwing old socks at the wall.
`return( 1 );`
not `return (1);`
...because the bracket belongs to the return, not the expression. It's by analogy with 'if' and 'while', a mental "look out, here comes an expression" warming.