How to use @mention in textAngular directive in angular JS

Question

I am using textAngular Wysiwyg / Text-Editor, I am trying to add the @mention library to the code below, m not sure how to use two directives in the same div:

text-angular-toolbar class="toolbar button-toolbar" name="workingOn" ta-toolbar="[['h3','h4','p','quote'],['bold','italics', 'underline', 'undo','redo' ],['ul', 'ol','indent', 'outdent', 'insertLink']]"