angular-chart.js
function setupDataSmallWatcher(watcher) {
      return watcher.scope.$watch('options.data', function () {
        if (angular.isFunction(watcher.dataCallback)) {
          watcher.dataCallback();
        }
        setupDataWatcher(watcher);
      }, true);
    }
function setupDataSmallWatcher(watcher) {
      return watcher.scope.$watch('options.data', function () {
        if (angular.isFunction(watcher.dataCallback)) {
          watcher.dataCallback();
        }
        setupDataWatcher(watcher);
      }, true);
    }
function setupDataSmallWatcher ( watcher ) { return watcher . scope . $watch ( 'options.data' , function ( ) { if ( angular . isFunction ( watcher . dataCallback ) ) { watcher . dataCallback ( ) ; } setupDataWatcher ( watcher ) ; } , true ) ; }
start watcher changes in small datasets, compares whole object
start watcher changes in small datasets compares whole object