Add RootNode

src/nodes/ObjectNode.ts

@@ -1,9 +1,13 @@
 import { AbstractNode, NodeChildren, NodeMods } from './AbstractNode'
 
-export class ObjectNode extends AbstractNode<any> {
-  private fields: NodeChildren
+export interface IObject {
+  [name: string]: any
+}
 
-  constructor(fields: NodeChildren, mods?: NodeMods<any>) {
+export class ObjectNode extends AbstractNode<IObject> {
+  protected fields: NodeChildren
+
+  constructor(fields: NodeChildren, mods?: NodeMods<IObject>) {
     super(mods)
     this.fields = fields
     Object.values(fields).forEach(child => {
@@ -11,11 +15,25 @@ export class ObjectNode extends AbstractNode<any> {
     })
   }
 
-  render(field: string, value: any) {
+  getFields() {
+    return this.fields
+  }
+
+  transform(value: IObject) {
+    if (value === undefined) return undefined
     value = value || {}
-    return `<span>${field}:</span><div>
+    let res: any = {}
+    Object.keys(this.fields).forEach(f =>
+      res[f] = this.fields[f].transform(value[f])
+    )
+    return res;
+  }
+
+  render(field: string, value: IObject) {
+    if (value === undefined) return ``
+    return `<span>${field}:</span><div style="padding-left:8px">
       ${Object.keys(this.fields).map(f => {
-        return '> ' + this.fields[f].render(f, value[f])
+        return this.fields[f].render(f, value[f])
       }).join('<br>')}
     </div>`
   }