From 12c5d9f549c48e752452bb4fd10d73695286574d Mon Sep 17 00:00:00 2001
From: zepumph <michael.kauzmann@colorado.edu>
Date: Wed, 26 Jun 2019 16:20:14 -0800
Subject: [PATCH] all ui components should have enabledProperty and
 visibleProperty phetioFeatured,
 https://github.com/phetsims/phet-io/issues/1517

---
 js/NumberPicker.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/js/NumberPicker.js b/js/NumberPicker.js
index f64fea62..661a2254 100644
--- a/js/NumberPicker.js
+++ b/js/NumberPicker.js
@@ -124,7 +124,6 @@ define( function( require ) {
 
       // a11y
       pageKeyboardStep: 2 // {number} - change in value when using page up/page down, see AccessibleNumberSpinner
-
     }, options );
 
     // {Color|string|Property.<Color|string} color of arrows and top/bottom gradient when pressed
@@ -141,6 +140,8 @@ define( function( require ) {
     assert && assert( options.disabledOpacity > 0 && options.disabledOpacity < 1,
       `invalid disabledOpacity: ${options.disabledOpacity}` );
 
+    PhetioObject.mergePhetioComponentOptions( { visibleProperty: { phetioFeatured: true } }, options );
+
     var self = this;
     Node.call( this );
 
@@ -167,6 +168,9 @@ define( function( require ) {
         phetioFeatured: true
       }, options.enabledPropertyOptions ) );
     }
+    else {
+      assert && assert( this.enabledProperty.phetioFeatured, 'provided enabledProperty must be phetioFeatured' );
+    }
 
     //------------------------------------------------------------
     // Nodes