Method asString

core/base/Value.cpp:720–763

}

std::string Value::asString() const
{
    AXASSERT(_type != Type::VECTOR && _type != Type::MAP && _type != Type::INT_KEY_MAP,
             "Only base type (bool, string, float, double, int) could be converted");

    if (_type == Type::STRING)
    {
        return *_field.strVal;
    }

    constexpr auto NUMBER_MAX_DIGITS = 63;

    std::string ret;
    size_t n = 0;
    switch (_type)
    {
    case Type::INT_I32:
        ret = std::to_string(_field.intVal);
        break;
    case Type::INT_UI32:
        ret = std::to_string(_field.uintVal);
        break;
    case Type::INT_I64:
        ret = std::to_string(_field.int64Val);
        break;
    case Type::INT_UI64:
        ret = std::to_string(_field.uint64Val);
        break;
    case Type::FLOAT:
        ret.reserve(NUMBER_MAX_DIGITS);
        fmt::format_to(ret, "{:.7g}", _field.floatVal);
        break;
    case Type::DOUBLE:
        fmt::format_to(ret, "{:.17g}", _field.doubleVal);
        break;
    case Type::BOOLEAN:
        ret = (_field.boolVal ? "true" : "false");
        break;
    default:
        break;
    }

    return ret;
}

std::string_view Value::asStringRef() const
{