{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"self.parser.dcx().emit_err(errors::LetChainPre2024"}]}
                                self.parser.dcx().emit_err(errors::LetChainPre2024 { span });
                            if !current_edition.at_least_rust_2024() || !span.at_least_rust_2024() {
                            }