{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"if"}]}
        if parsing_mode == FrontMatterParsingMode::FunctionPtrType
        let coroutine_kind = self.parse_coroutine_kind(case);
            && let Some(ast::CoroutineKind::Async { span: async_span, .. }) = coroutine_kind