JSFiddle - React, Tailwind, and code Playground
HTML
<div ng-app ng-controller="Main">
<li ng-repeat="part in parts">
<span>{{part.name}}
<i ng-class="{'fa-check':showFaCheck(part.name), 'fa-question': !showFaCheck(part.name) }" title="{{getTooltip(part.name)}}"/>
</span>
</li>
</div>
JavaScript
function Main($scope){
$scope.parts = [{ name: 'name1'}, { name : 'name2'}];
$scope.getTooltip = function(name)
{
return name;
};
$scope.showFaCheck = function(name)
{
return name == 'name1';
};
}