Display object properties

app/styles/components/_class-field-desc.scss

@@ -50,6 +50,10 @@ h3 .access{
   dd {
     display: inline-block;
   }
+  dl.parameters {
+    margin-left: 24px;
+    margin-block-start: 0;
+  }
 }
 
 .method, .property, .event {

app/templates/components/class-field-description.hbs

@@ -55,6 +55,17 @@
         <dt>{{param.name}}</dt>
         <dd class="parameter-type">{{param.type}}</dd>
         <dd>{{param.description}}</dd>
+        {{#if param.props}}
+          <dl class="parameters">
+            {{#each param.props as |prop|}}
+              <div class="prop">
+                <dt>{{prop.name}}</dt>
+                <dd class="parameter-type">{{prop.type}}</dd>
+                <dd>{{prop.description}}</dd>
+              </div>
+            {{/each}}
+          </dl>
+        {{/if}}
       </div>
     {{/each}}
     {{#if this.field.return}}

tests/integration/components/class-field-description-test.js

@@ -1,7 +1,13 @@
 import EmberObject from '@ember/object';
 import { module, test } from 'qunit';
 import { setupRenderingTest } from 'ember-qunit';
-import { render, click, findAll, triggerEvent } from '@ember/test-helpers';
+import {
+  render,
+  click,
+  findAll,
+  find,
+  triggerEvent,
+} from '@ember/test-helpers';
 import hbs from 'htmlbars-inline-precompile';
 
 module('Integration | Component | class field description', function (hooks) {
@@ -74,4 +80,27 @@ module('Integration | Component | class field description', function (hooks) {
 
     assert.verifySteps(['updateAnchorAction']);
   });
+
+  test('parameter props are displayed', async function (assert) {
+    this.set('type', 'method');
+    this.set(
+      'field',
+      EmberObject.create({
+        access: 'public',
+        deprecated: true,
+        name: 'concat',
+        description: 'concatenates',
+        params: [
+          { name: 'param1' },
+          { name: 'param2' },
+          { name: 'options', props: [{ name: 'prop1' }, { name: 'prop2' }] },
+        ],
+      })
+    );
+
+    await render(hbs`{{class-field-description type=type field=field}}`);
+
+    assert.dom(find('.prop:nth-child(1) dt')).hasText('prop1');
+    assert.dom(find('.prop:nth-child(2) dt')).hasText('prop2');
+  });
 });