didCreateElement({ component, classRef, environment }: ComponentStateBucket, element: Element, operations: ElementOperations): void {
    setViewElement(component, element);

    let { attributeBindings, classNames, classNameBindings } = component;

    if (attributeBindings && attributeBindings.length) {
      applyAttributeBindings(element, attributeBindings, component, operations);
    } else {
      operations.addStaticAttribute(element, 'id', component.elementId);
      IsVisibleBinding.install(element, component, operations);
    }

    if (classRef) {
      // TODO should make addDynamicAttribute accept an opaque
      operations.addDynamicAttribute(element, 'class', classRef as any, false);
    }

    if (classNames && classNames.length) {
      classNames.forEach((name: string) => {
        operations.addStaticAttribute(element, 'class', name);
      });
    }

    if (classNameBindings && classNameBindings.length) {
      classNameBindings.forEach((binding: any) => {
        ClassNameBinding.install(element, component, binding, operations);
      });
    }

    component._transitionTo('hasElement');

    if (environment.isInteractive) {
      component.trigger('willInsertElement');
    }
  }

// We must traverse the attributeBindings in reverse keeping track of
// what has already been applied. This is essentially refining the concatenated
// properties applying right to left.
function applyAttributeBindings(element: Simple.Element, attributeBindings: any, component: Component, operations: ElementOperations) {
  let seen: string[] = [];
  let i = attributeBindings.length - 1;

  while (i !== -1) {
    let binding = attributeBindings[i];
    let parsed: [string, string, boolean] = AttributeBinding.parse(binding);
    let attribute = parsed[1];

    if (seen.indexOf(attribute) === -1) {
      seen.push(attribute);
      AttributeBinding.install(element, component, parsed, operations);
    }

    i--;
  }

  if (seen.indexOf('id') === -1) {
    operations.addStaticAttribute(element, 'id', component.elementId);
  }

  if (seen.indexOf('style') === -1) {
    IsVisibleBinding.install(element, component, operations);
  }
}

 classNames.forEach((name: string) => {
   operations.addStaticAttribute(element, 'class', name);
 });