{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"ast::MacroRules(it)"}]}
                ast::MacroRules(it) => validate_macro_rules(it, errors),
                ast::FnPtrType(it) => validate_trait_object_fn_ptr_ret_ty(it, errors),
                ast::LetExpr(it) => validate_let_expr(it, errors),