unsatisfiableness

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define([
  'jquery',
  './utils'
], function ($, CompatUtils) {
  // No-op CSS adapter that discards all classes by default
  function _containerAdapter (clazz) {
    return null;
  }

function ContainerCSS () { }

ContainerCSS.prototype.render = function (decorated) {
    var $container = decorated.call(this);

var containerCssClass = this.options.get('containerCssClass') || '';

if ($.isFunction(containerCssClass)) {
      containerCssClass = containerCssClass(this.$element);
    }

var containerCssAdapter = this.options.get('adaptContainerCssClass');
    containerCssAdapter = containerCssAdapter || _containerAdapter;

if (containerCssClass.indexOf(':all:') !== -1) {
      containerCssClass = containerCssClass.replace(':all:', '');

var _cssAdapter = containerCssAdapter;

containerCssAdapter = function (clazz) {
        var adapted = _cssAdapter(clazz);

if (adapted != null) {
          // Append the old one along with the adapted one
          return adapted + ' ' + clazz;
        }

return clazz;
      };
    }

var containerCss = this.options.get('containerCss') || {};

if ($.isFunction(containerCss)) {
      containerCss = containerCss(this.$element);
    }

CompatUtils.syncCssClasses($container, this.$element, containerCssAdapter);

$container.css(containerCss);
    $container.addClass(containerCssClass);

return $container;
  };

return ContainerCSS;
});