A very simple directive priority navigation directive, with simple options
Shrink your screen size to see it working
<nav class="navbar navbar-light bg-faded">
<ul class="nav" ng-priority-nav ng-priority-nav-more-link-class="fa fa-list">
<li ng-repeat="navItem in ctrl.navItems">
<a ng-bind="navItem.title"> </a>
</li>
</ul>
</nav>
<nav class="navbar navbar-light bg-faded">
<ul class="nav" ng-priority-nav="{{ctrl.navItems2}}" ng-priority-nav-more-link-class="fa fa-list">
<li ng-repeat="navItem in ctrl.navItems">
<a ng-bind="navItem.title"> </a>
</li>
</ul>
</nav>