feat(dcc): improve namespace handling

src/BaseTypes/INamespaced.ts

+export interface INamespaced {
+  get namespace(): string;
+}

src/BaseTypes/ISchemaInformation.ts

+export interface ISchemaInformation {
+  schemaVersion: string;
+  namespaceUrl: string;
+  namespace: string;
+  schemaLocation: string;
+}

src/BaseTypes/XMLBoolean.ts

 import { XMLElement } from "./XMLElement";
 
 export class XMLBoolean extends XMLElement {
-  constructor(options: XMLBoolean) {
-    super(options);
+  constructor(element?: Partial<XMLBoolean>) {
+    super(element);
   }
 
   get value() {

src/BaseTypes/XMLDate.ts

 import { XMLElement } from "./XMLElement";
 
 export class XMLDate extends XMLElement {
-  constructor(options?: XMLDate) {
-    super(options);
+  constructor(element?: Partial<XMLDate>) {
+    super(element);
   }
 
   get value() {

src/BaseTypes/XMLElement.ts

@@ -13,7 +13,7 @@ export class XMLElement {
   _text?: string;
   _attr?: AttributeType;
 
-  constructor(element?: XMLElement) {
+  constructor(element?: Partial<XMLElement>) {
     this._text = (element && element._text) || "";
     this._attr = (element && element._attr) || {};
   }

src/BaseTypes/XMLList.ts

 import { XMLElement } from "./XMLElement";
 
 export class XMLList extends XMLElement {
-  constructor(options?: XMLList) {
-    super(options);
+  constructor(element?: Partial<XMLList>) {
+    super(element);
   }
 
   get values() {

src/BaseTypes/XMLNumber.ts

 import { XMLElement } from "./XMLElement";
 
 export class XMLNumber extends XMLElement {
-  constructor(options?: XMLNumber) {
-    super(options);
+  constructor(element?: Partial<XMLNumber>) {
+    super(element);
   }
 
   get value() {

src/BaseTypes/index.ts

@@ -3,3 +3,5 @@ export * from "./XMLDate";
 export * from "./XMLElement";
 export * from "./XMLList";
 export * from "./XMLNumber";
+export * from "./INamespaced";
+export * from "./ISchemaInformation";

src/DCCDocument.ts

@@ -40,7 +40,7 @@ export class DCCDocument {
       elementNameFn: function (val, currentElementObj) {
         // eslint-disable-next-line @typescript-eslint/no-explicit-any
         const currentElement = <any>currentElementObj;
-        return `${typeof currentElement?.getNamespace === "function" ? currentElement.getNamespace() : ""}:${val}`;
+        return `${currentElement?.namespace ? `${currentElement.namespace}:` : ""}${val}`;
       },
     });
   }

src/index.ts

 export * from "./Util";
 export * from "./DCCDocument";
 export * from "./DCC";
-export * as SI from "./SI";
+export * from "./DSI";