Function normalizeAnimationOptions

lib/test/angular/1.4.3/angular-animate.js:1988–1990

(element, options)

    var applyAnimationClasses = applyAnimationClassesFactory($$jqLite);

    function normalizeAnimationOptions(element, options) {
      return mergeAnimationOptions(element, options, {});
    }

    function findCallbacks(element, event) {
      var targetNode = getDomNode(element);