void filter_bytecode_free(struct filter_parser_ctx *ctx);
int filter_visitor_ir_check_binary_op_nesting(struct filter_parser_ctx *ctx);
int filter_visitor_ir_check_binary_comparator(struct filter_parser_ctx *ctx);
+int filter_visitor_ir_validate_string(struct filter_parser_ctx *ctx);
#endif /* _FILTER_AST_H */