Function prepareRegularAnimation

lib/test/angular/1.4.3/angular-animate.js:1517–1544

(animationDetails)

    }

    function prepareRegularAnimation(animationDetails) {
      var element = animationDetails.element;
      var options = animationDetails.options || {};

      if (animationDetails.structural) {
        // structural animations ensure that the CSS classes are always applied
        // before the detection starts.
        options.structural = options.applyClassesEarly = true;

        // we special case the leave animation since we want to ensure that
        // the element is removed as soon as the animation is over. Otherwise
        // a flicker might appear or the element may not be removed at all
        options.event = animationDetails.event;
        if (options.event === 'leave') {
          options.onDone = options.domOperation;
        }
      } else {
        options.event = null;
      }

      var animator = $animateCss(element, options);

      // the driver lookup code inside of $$animation attempts to spawn a
      // driver one by one until a driver returns a.$$willAnimate animator object.
      // $animateCss will always return an object, however, it will pass in
      // a flag as a hint as to whether an animation was detected or not
      return animator.$$willAnimate ? animator : null;
    }
  }];
}];