feat(json): support dataStructure element in serialize

Allow passing the dataStructure element directly, instead of its content

Author: patricksmms

packages/json-serializer/lib/serializeJSON.js

@@ -20,8 +20,13 @@ function collectElementByIDs(element) {
 }
 
 function serializeJSON(element) {
+  if (element.element === 'dataStructure') {
+    return serializeJSON(element.content);
+  }
+
   const dataStructures = collectElementByIDs(element);
   const value = element.valueOf(undefined, dataStructures);
+
   return JSON.stringify(value);
 }
 

packages/json-serializer/test/serializeJSON-test.js

@@ -33,4 +33,12 @@ describe('#serializeJSON', () => {
 
     expect(serializeJSON(element)).to.equal('"hello world"');
   });
+
+  it('can serialize a dataStructure element', () => {
+    const element = new namespace.elements.DataStructure(
+      new namespace.elements.String('hello world')
+    );
+
+    expect(serializeJSON(element)).to.equal('"hello world"');
+  });
 });