{"ast_node_type":"variable","tokens":[{"end":94,"kind":"keyword","start":0,"text":"let"}]}
            let is_shorthand = !this.look_ahead(1, |t| t == &token::Colon || t == &token::Eq);
            // Check if a colon exists one ahead. This means we're parsing a fieldname.
            // Proactively check whether parsing the field will be incorrect.