Method prefix

common/chat-peg-parser.cpp:809–817

}

common_peg_parser common_chat_peg_builder::prefix(const std::string & s, const std::string & delimiter) {
    if (s.empty()) {
        return eps();
    }
    if (delimiter.empty()) {
        return literal(s);
    }
    return literal(s.substr(0, s.rfind(delimiter)));
}

common_peg_parser common_chat_peg_builder::standard_json_tools(
                                                       const std::string &              section_start,