我想我只需要另一双眼睛看这个，因为我无法得到我在这里缺少的东西。$scope.checkout=function(form){//somecodeherefunctioncheckoutErrorHandler(error){//somecodehere}functiondisplaySuccessMessage(){$scope.success=true;cartService.emptyCart();}checkoutService.makePayment($scope.payment).then(function(i){//somecodeherecheckoutService.