How to use the node-opcua-data-model.NodeClass function in node-opcua-data-model

module.exports.Variant = require("node-opcua-variant").Variant;
module.exports.VariantArrayType = require("node-opcua-variant").VariantArrayType;
module.exports.buildVariantArray = require("node-opcua-variant").buildVariantArray;

module.exports.DataValue = require("node-opcua-data-value").DataValue;
module.exports.sameDataValue = require("node-opcua-data-value").sameDataValue;

module.exports.NumericRange = require("node-opcua-numeric-range").NumericRange;

module.exports.AccessLevelFlag = require("node-opcua-data-model").AccessLevelFlag;
module.exports.makeAccessLevel = require("node-opcua-data-model").makeAccessLevel;
module.exports.LocalizedText = require("node-opcua-data-model").LocalizedText;
module.exports.coerceLocalizedText = require("node-opcua-data-model").coerceLocalizedText;
module.exports.QualifiedName = require("node-opcua-data-model").QualifiedName;
module.exports.coerceQualifyName = require("node-opcua-data-model").coerceQualifyName;
module.exports.NodeClass = require("node-opcua-data-model").NodeClass;
module.exports.NodeClassMask = require("node-opcua-data-model").NodeClassMask;
module.exports.AttributeIds = require("node-opcua-data-model").AttributeIds;
module.exports.AttributeNameById = require("node-opcua-data-model").AttributeNameById;
module.exports.BrowseDirection = require("node-opcua-data-model").BrowseDirection;

module.exports.VariableTypeIds = require("node-opcua-constants").VariableTypeIds;
module.exports.VariableIds = require("node-opcua-constants").VariableIds;
module.exports.MethodIds = require("node-opcua-constants").MethodIds;
module.exports.ObjectIds = require("node-opcua-constants").ObjectIds;
module.exports.ObjectTypeIds = require("node-opcua-constants").ObjectTypeIds;
module.exports.ReferenceTypeIds = require("node-opcua-constants").ReferenceTypeIds;
module.exports.DataTypeIds = require("node-opcua-constants").DataTypeIds;

// DA
module.exports.standardUnits = require("node-opcua-data-access").standardUnits;
module.exports.makeEUInformation = require("node-opcua-data-access").makeEUInformation;

"use strict";
/**
 * @module opcua.address_space
 */

const assert = require("node-opcua-assert").assert;
const util = require("util");
const _ = require("underscore");

const utils = require("node-opcua-utils");
const NodeClass = require("node-opcua-data-model").NodeClass;
const AttributeIds = require("node-opcua-data-model").AttributeIds;
const extractRange = require("node-opcua-data-value").extractRange;
const is_valid_dataEncoding = require("node-opcua-data-model").is_valid_dataEncoding;
const is_dataEncoding = require("node-opcua-data-model").is_dataEncoding;
const AccessLevelFlag = require("node-opcua-data-model").AccessLevelFlag;
const makeAccessLevel = require("node-opcua-data-model").makeAccessLevel;

const NodeId = require("node-opcua-nodeid").NodeId;


const DataValue = require("node-opcua-data-value").DataValue;
const sameDataValue = require("node-opcua-data-value").sameDataValue;

const Variant = require("node-opcua-variant").Variant;
const DataType = require("node-opcua-variant").DataType;
const VariantArrayType = require("node-opcua-variant").VariantArrayType;

"use strict";

/**
 * @module opcua.address_space
 */
const assert = require("node-opcua-assert").assert;
const util = require("util");
const _ = require("underscore");



const NodeClass = require("node-opcua-data-model").NodeClass;
const AttributeIds = require("node-opcua-data-model").AttributeIds;

const DataValue =  require("node-opcua-data-value").DataValue;

const DataType = require("node-opcua-variant").DataType;
const Variant = require("node-opcua-variant").Variant;

const StatusCodes = require("node-opcua-status-code").StatusCodes;

const BaseNode = require("./base_node").BaseNode;
const UAVariable = require("./ua_variable").UAVariable;
const SessionContext = require("./session_context").SessionContext;


function UAMethod(options) {

"use strict";
/**
 * @module opcua.address_space
 * @class AddressSpace
 */

const assert = require("node-opcua-assert").assert;
const _ = require("underscore");
const NodeClass = require("node-opcua-data-model").NodeClass;
const Argument = require("node-opcua-service-call").Argument;


const DataValue =  require("node-opcua-data-value").DataValue;
const Variant = require("node-opcua-variant").Variant;
const DataType = require("node-opcua-variant").DataType;
const VariantArrayType = require("node-opcua-variant").VariantArrayType;
const coerceQualifiedName = require("node-opcua-data-model").coerceQualifiedName;

const Namespace = require("./namespace").Namespace;
const BaseNode = require("./base_node").BaseNode;

exports.install = function (AddressSpace) {

    const isNonEmptyQualifiedName = Namespace.isNonEmptyQualifiedName;
    const _handle_hierarchy_parent = Namespace._handle_hierarchy_parent;

"use strict";

/**
 * @module opcua.address_space
 */


const NodeClass = require("node-opcua-data-model").NodeClass;
const NodeId = require("node-opcua-nodeid").NodeId;
const makeNodeId = require("node-opcua-nodeid").makeNodeId;
const resolveNodeId = require("node-opcua-nodeid").resolveNodeId;
const sameNodeId =require("node-opcua-nodeid").sameNodeId;

const assert = require("node-opcua-assert").assert;
const _ = require("underscore");
const Dequeue = require("dequeue");

const utils = require("node-opcua-utils");
const dumpIf = require("node-opcua-debug").dumpIf;




const BaseNode = require("./base_node").BaseNode;

"use strict";

/**
 * @module opcua.address_space
 */
const assert = require("node-opcua-assert").assert;
const util = require("util");
const _ = require("underscore");

const NodeClass = require("node-opcua-data-model").NodeClass;

const NodeId = require("node-opcua-nodeid").NodeId;
const coerceNodeId = require("node-opcua-nodeid").coerceNodeId;
const makeNodeId = require("node-opcua-nodeid").makeNodeId;
const resolveNodeId = require("node-opcua-nodeid").resolveNodeId;
const sameNodeId = require("node-opcua-nodeid").sameNodeId;


const DataValue =  require("node-opcua-data-value").DataValue;

const Variant  = require("node-opcua-variant").Variant;
const DataType = require("node-opcua-variant").DataType;
const VariantArrayType = require("node-opcua-variant").VariantArrayType;

const StatusCodes = require("node-opcua-status-code").StatusCodes;

*/


const Dequeue = require("dequeue");

const subscription_service = require("node-opcua-service-subscription");
const DataChangeNotification = subscription_service.DataChangeNotification;
const EventNotificationList = subscription_service.EventNotificationList;
const NotificationMessage = subscription_service.NotificationMessage;
const StatusChangeNotification = subscription_service.StatusChangeNotification;
const MonitoringMode = subscription_service.MonitoringMode;
const NodeId = require("node-opcua-nodeid").NodeId;
const StatusCodes = require("node-opcua-status-code").StatusCodes;
const Enum = require("node-opcua-enum").Enum;
const assert = require("node-opcua-assert").assert;
const NodeClass = require("node-opcua-data-model").NodeClass;
const _ = require("underscore");

const AttributeIds = require("node-opcua-data-model").AttributeIds;

const SequenceNumberGenerator = require("node-opcua-secure-channel").SequenceNumberGenerator;

const EventEmitter = require("events").EventEmitter;
const util = require("util");

const SessionContext = require("node-opcua-address-space").SessionContext;

const EventFilter = require("node-opcua-service-filter").EventFilter;
const DataChangeFilter = require("node-opcua-service-subscription").DataChangeFilter;
const AggregateFilter = require("node-opcua-service-subscription").AggregateFilter;

const UAVariable = require("node-opcua-address-space").UAVariable;

require("set-prototype-of");
const EventEmitter = require("events").EventEmitter;
const util = require("util");
const assert = require("node-opcua-assert").assert;
const _ = require("underscore");

const UAVariable = require("../ua_variable").UAVariable;
const Variant = require("node-opcua-variant").Variant;
const DataType = require("node-opcua-variant").DataType;
const StatusCodes = require("node-opcua-status-code").StatusCodes;
const StatusCode = require("node-opcua-status-code").StatusCode;
const UAObjectType = require("../ua_object_type").UAObjectType;
const UAObject = require("../ua_object").UAObject;
const BaseNode = require("../base_node").BaseNode;
const AttributeIds = require("node-opcua-data-model").AttributeIds;
const NodeClass = require("node-opcua-data-model").NodeClass;
const TimeZoneDataType = require("node-opcua-common").TimeZoneDataType;
const StateMachine = require("../state_machine/finite_state_machine").StateMachine;
const UATwoStateVariable = require("../ua_two_state_variable").UATwoStateVariable;

const resolveNodeId = require("node-opcua-nodeid").resolveNodeId;
const coerceLocalizedText = require("node-opcua-data-model").coerceLocalizedText;
const LocalizedText = require("node-opcua-data-model").LocalizedText;
const NodeId = require("node-opcua-nodeid").NodeId;

const EventData = require("../address_space_add_event_type").EventData;

const debugLog = require("node-opcua-debug").make_debugLog(__filename);
const doDebug = require("node-opcua-debug").checkDebugFlag(__filename);

const AddressSpace = require("../address_space").AddressSpace;
const Namespace = require("../namespace").Namespace;

"use strict";
const async = require("async");
const _ = require("underscore");
const util = require("util");
const EventEmitter = require("events").EventEmitter;
const assert = require("node-opcua-assert").assert;


const AttributeIds        = require("node-opcua-data-model").AttributeIds;
const BrowseDirection     = require("node-opcua-data-model").BrowseDirection;
const QualifiedName       = require("node-opcua-data-model").QualifiedName;
const LocalizedText       = require("node-opcua-data-model").LocalizedText;
const NodeClass           = require("node-opcua-data-model").NodeClass;

const BrowseDescription   = require("node-opcua-service-browse").BrowseDescription;

const resolveNodeId       = require("node-opcua-nodeid").resolveNodeId;
const NodeId              = require("node-opcua-nodeid").NodeId;
const sameNodeId          = require("node-opcua-nodeid").sameNodeId;
const makeNodeId          = require("node-opcua-nodeid").makeNodeId;
const StatusCodes         = require("node-opcua-status-code").StatusCodes;

const browse_service     = require("node-opcua-service-browse");

const lowerFirstLetter    = require("node-opcua-utils").lowerFirstLetter;

const VariableIds = require("node-opcua-constants").VariableIds;

const debugLog = require("node-opcua-debug").make_debugLog(__filename);

const async = require("async");
const assert = require("node-opcua-assert").assert;
const _ = require("underscore");
const util = require("util");
const EventEmitter = require("events").EventEmitter;


const read_service = require("node-opcua-service-read");
const call_service = require("node-opcua-service-call");

const AttributeIds = require("node-opcua-data-model").AttributeIds;
const AccessLevelFlag = require("node-opcua-data-model").AccessLevelFlag;
const coerceAccessLevelFlag =require("node-opcua-data-model").coerceAccessLevelFlag;
const makeResultMask = require("node-opcua-data-model").makeResultMask;
const BrowseDirection = require("node-opcua-data-model").BrowseDirection;
const NodeClass = require("node-opcua-data-model").NodeClass;
const makeNodeClassMask = require("node-opcua-data-model").makeNodeClassMask;

const ReferenceTypeIds = require("node-opcua-constants").ReferenceTypeIds;
const ObjectTypeIds = require("node-opcua-constants").ObjectTypeIds;

const NodeId = require("node-opcua-nodeid").NodeId;
const makeNodeId = require("node-opcua-nodeid").makeNodeId;
const coerceNodeId = require("node-opcua-nodeid").coerceNodeId;

const StatusCodes = require("node-opcua-status-code").StatusCodes;

const lowerFirstLetter = require("node-opcua-utils").lowerFirstLetter;

const Variant = require("node-opcua-variant").Variant;
const VariantArrayType = require("node-opcua-variant").VariantArrayType;
const DataType = require("node-opcua-variant").DataType;