{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"cov_mark::hit!(expected_type_let_without_leading_char);"}]}
                    cov_mark::hit!(expected_type_let_without_leading_char);
                    cov_mark::hit!(expected_type_let_with_leading_char);
                    let ty = it.pat()