Function __strprintf

src/commons/tinyformat.h:1070–1079

 */
template<typename... Args>
inline std::string __strprintf(const char* fmt, const char* file, int line, const Args&... args) {
    std::ostringstream oss;
    try {
        tinyformat::format(oss, fmt, args...);
    } catch (tinyformat::format_error& fmterr) {
        throw tinyformat::format_error("[" + std::string(file) + ":" + std::to_string(line) + "] " +
            fmterr.what());
    }
    return oss.str();
}

template<typename... Args>
inline std::string __strprintf(const std::string &fmt, const char* file, int line, const Args&... args) {