{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"Size::from_bytes(self.bytes().checked_add(other.bytes()).unwrap_or_else(||"}]}
        Size::from_bytes(self.bytes().checked_add(other.bytes()).unwrap_or_else(|| {
    fn add(self, other: Size) -> Size {
            panic!("Size::add: {} + {} doesn't fit in u64", self.bytes(), other.bytes())