add type expression for additionalControl options #283

Signed-off-by: Chris Malley <[email protected]>
phetsims · Dec 19, 2018 · 6ac012c · 6ac012c
1 parent ca2e39b
commit 6ac012c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/js/common/view/WaveInterferenceControlPanel.js b/js/common/view/WaveInterferenceControlPanel.js
@@ -53,7 +53,7 @@ define( require => {
 
       options = _.extend( {
 
-        // This additional control (if present) will be shown beneath the Amplitude slider in the
+        // {Node|null} This additional control (if present) will be shown beneath the Amplitude slider in the
         // WaveInterferenceControlPanel
         additionalControl: null,