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'use strict';
/**
* @ngdoc function
* @name angular.module.ng.$defer
* @requires $browser
*
* @description
* Delegates to {@link angular.module.ng.$browser#defer $browser.defer}, but wraps the `fn` function
* into a try/catch block and delegates any exceptions to
* {@link angular.module.ng.$exceptionHandler $exceptionHandler} service.
*
* In tests you can use `$browser.defer.flush()` to flush the queue of deferred functions.
*
* @param {function()} fn A function, who's execution should be deferred.
* @param {number=} [delay=0] of milliseconds to defer the function execution.
* @returns {*} DeferId that can be used to cancel the task via `$defer.cancel()`.
*/
/**
* @ngdoc function
* @name angular.module.ng.$defer#cancel
* @methodOf angular.module.ng.$defer
*
* @description
* Cancels a defered task identified with `deferId`.
*
* @param {*} deferId Token returned by the `$defer` function.
* @returns {boolean} Returns `true` if the task hasn't executed yet and was successfuly canceled.
*/
function $DeferProvider(){
this.$get = ['$rootScope', '$browser', function($rootScope, $browser) {
function defer(fn, delay) {
return $browser.defer(function() {
$rootScope.$apply(fn);
}, delay);
}
defer.cancel = function(deferId) {
return $browser.defer.cancel(deferId);
};
return defer;
}];
}
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