Angular ng-repeat Benchmark

post-repeat-directive.js

// Post repeat directive for logging the rendering time
angular.module('myApp').directive('postRepeatDirective',
    ['$timeout',
    function($timeout) {
        return function(scope) {
            if (scope.$first)
                    window.a = new Date();   // window.a can be updated anywhere if to reset counter at some action if ng-repeat is not getting started from $first
            if (scope.$last)
                $timeout(function(){
                    console.log("## DOM rendering list took: " + (new Date() - window.a) + " ms");
                });
        };
    }
    ]);

// Use in HTML:
<tr ng-repeat="item in items" post-repeat-directive>…</tr>