{"ast_node_type":"variable","tokens":[{"end":78,"kind":"keyword","start":0,"text":"&&"}]}
                    && let Some(items) = self.diag_metadata.current_impl_items
                    && let FnKind::Fn(_, _, ast::Fn { sig, .. }) = fn_kind
                    && let Some(item) = items.iter().find(|i| {