Added clone function and addChildren in XoStructureComplexField.

api/api.service.ts

@@ -274,9 +274,6 @@ export class ApiService {
     // =================================================================================================================
 
 
-    /**
-     * @see ZETA-361 for problems with DescriberCache
-     */
     private getXoDescriberCachedData<T>(
         rtc: RuntimeContext,
         describers: XoDescriber[],

api/xo/xo-structure.ts

@@ -32,6 +32,10 @@ export class XoStructureType {
         return from;
     }
 
+    clone(shallow = false): XoStructureType {
+        return new XoStructureType(this.typeRtc, this.typeFqn, this.typeLabel, this.typeAbstract, this.typeDocu);
+    }
+
     decode(from: any): this {
         const typeObject = this.getTypeObject(from);
         this.typeRtc = RuntimeContext.decode(typeObject.rtc);
@@ -81,6 +85,10 @@ export abstract class XoStructureField extends XoStructureType {
         return super.decode(from);
     }
 
+    clone(shallow = false): XoStructureField {
+        return super.clone(shallow) as XoStructureField;
+    }
+
     get path(): string {
         const parentPath = this.parent ? this.parent.path : '';
         const parentPathDot = parentPath ? parentPath + '.' : parentPath;
@@ -125,6 +133,10 @@ export class XoStructurePrimitive extends XoStructureField {
         return super.decode(from);
     }
 
+    clone(shallow = false): XoStructurePrimitive {
+        return new XoStructurePrimitive(this.parent, this.name, this.label, this.docu, this.typeRtc, this.typeFqn, this.typeLabel, this.typeAbstract, this.typeDocu);
+    }
+
     static empty(): XoStructurePrimitive {
         return new XoStructurePrimitive(null, emptyStructureName);
     }
@@ -181,6 +193,14 @@ export class XoStructureMethod extends XoStructureField {
         return super.decode(from);
     }
 
+
+    clone(shallow = false): XoStructureMethod {
+        const result = new XoStructureMethod(this.parent, this.name, this.label, this.docu, this.typeRtc, this.typeFqn, this.typeLabel, this.typeAbstract, this.typeDocu);
+        result.params.push(...this.params.map(field => field.clone()));
+        result.returns.push(...this.params.map(field => field.clone()));
+        return result;
+    }
+
     static empty(): XoStructureMethod {
         return new XoStructureMethod(null, emptyStructureName);
     }
@@ -199,6 +219,12 @@ export class XoStructureMethod extends XoStructureField {
 export abstract class XoStructureComplexField extends XoStructureField {
     protected _children = new Array<XoStructureField>();
 
+    clone(shallow = false): XoStructureComplexField {
+        const result = super.clone() as XoStructureComplexField;
+        result._children = shallow ? this.children : this.children.map(child => child.clone());
+        return result;
+    }
+
     get length(): number {
         return this.children.length;
     }
@@ -213,6 +239,11 @@ export abstract class XoStructureComplexField extends XoStructureField {
         this.children.forEach(child => child.parent = this);
     }
 
+    addChildren(...value: XoStructureField[]) {
+        this.children.push(...value);
+        value.forEach(child => child.parent = this);
+    }
+
     isExpandable(): boolean {
         return true;
     }
@@ -244,6 +275,12 @@ export class XoStructureObject extends XoStructureComplexField {
         return super.decode(from);
     }
 
+    clone(shallow = false): XoStructureObject {
+        const result = new XoStructureObject(this.parent, this.name, this.label, this.docu, this.typeRtc, this.typeFqn, this.typeLabel, this.typeAbstract, this.typeDocu);
+        result._children = shallow ? this.children : this._children.map(child => child.clone());
+        return result;
+    }
+
     valueInstance(rtc: RuntimeContext, fqn: FullQualifiedName): XoObject {
         const xo = new XoObject();
         xo.rtc = rtc;
@@ -270,6 +307,12 @@ export class XoStructureArray extends XoStructureComplexField {
         return super.decode(from);
     }
 
+    clone(shallow = false): XoStructureArray {
+        const result = new XoStructureArray(this.parent, this.name, this.label, this.docu, this.typeRtc, this.typeFqn, this.typeLabel, this.typeAbstract, this.typeDocu);
+        result._children = shallow ? this._children : this._children.map(child => child.clone());
+        return result;
+    }
+
     isPrimitive(): boolean {
         return this.typeFqn.isPrimitive();
     }