simplify options extend, #222

phetsims · May 1, 2019 · 899be0a · 899be0a
1 parent 20d9318
commit 899be0a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/js/Emitter.js b/js/Emitter.js
@@ -36,7 +36,7 @@ define( require => {
       // If validators and/or phetioType are supplied, the parent will check via assertions that supplied options
       // are correct.
       if ( options && !options.validators && !options.phetioType ) {
-        options = _.extend( {}, options, { phetioType: EmitterIOWithNoArgs } );
+        options = _.extend( { phetioType: EmitterIOWithNoArgs }, options );
       }
 
       super( function() {