{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"if"}]}
            if self.is_proc_macro_crate && attr::contains_name(&item.attrs, sym::macro_export) {
        if let ast::ItemKind::MacroDef(..) = item.kind {
                self.dcx.emit_err(errors::ExportMacroRules {