PerformanceTests/SixSpeed/tests/classes/classes.es6 - WebKit - Git at Google

 class C {
   constructor() {
     this.foo = 'bar';
   }
   bar() {
   }
 }

 assertEqual(new C().foo, 'bar');

 test(function() {
   return new C();
 });
	class C {
	constructor() {
	this.foo = 'bar';
	}
	bar() {
	}
	}

	assertEqual(new C().foo, 'bar');

	test(function() {
	return new C();
	});