можно ли избежать повторения кода здесь, заменив ng-switch на ng-class.
<li ng-repeat="el in elm.required">
<span ng-switch on="el.type" >
<i class="icon-file" ng-switch-when="upload" tooltip="{{el.name}}" ng-class="{'muted':!el.completed}"></i>
<i class="icon-check" ng-switch-when="checkbox" tooltip="{{el.name}}" ng-class="{'muted':!el.completed}"></i>
<i class="icon-calendar" ng-switch-when="date" tooltip="{{el.name}}" ng-class="{'muted':!el.completed}"></i>
<i class="icon-pencil" ng-switch-when="text" tooltip="{{el.name}}" ng-class="{'muted':!el.completed}"></i>
<i class="icon-envelope" ng-switch-when="email" tooltip="{{el.name}}" ng-class="{'muted':!el.completed}"></i>
</span>
</li>
с чем-то вроде этого (не работает, потому что есть две инструкции ng-класса):
<li ng-repeat="el in elm.required">
<i tooltip="{{el.name}}" ng-class="{upload:'icon\-file', checkbox:'icon\-check', 'date':'icon\-calendar', text:'icon\-pencil', 'email':'icon\-envelope'}[el.type]" ng-class="{'muted':!el.completed}" ></i>
</li>