{"ast_node_type":"variable","tokens":[{"end":99,"kind":"keyword","start":0,"text":"let"}]}
        let file_path = if self.0.ends_with('/') { &self.0[..&self.0.len() - 1] } else { &self.0 };
    fn name_and_extension(&self) -> Option<(&str, Option<&str>)> {
        let file_name = match file_path.rfind('/') {