{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"self.select_obligations_where_possible(|errors|"}]}
                    self.select_obligations_where_possible(|errors| {
                    self.demand_coerce(idx, idx_t, index_ty, None, AllowTwoPhase::No);
                        self.point_at_index(errors, idx.span);