text: package compute
  
  // Copyright (c) Microsoft and contributors.  All rights reserved.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  // http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  //
  // See the License for the specific language governing permissions and
  // limitations under the License.
  //
  // Code generated by Microsoft (R) AutoRest Code Generator.
  // Changes may cause incorrect behavior and will be lost if the code is regenerated.
  
  import (
  	"context"
  	"github.com/Azure/go-autorest/autorest"
  	"github.com/Azure/go-autorest/autorest/azure"
  	"github.com/Azure/go-autorest/tracing"
  	"net/http"
  )
  
  // AvailabilitySetsClient is the compute Client
  type AvailabilitySetsClient struct {
  	BaseClient
  }
  
  // NewAvailabilitySetsClient creates an instance of the AvailabilitySetsClient client.
  func NewAvailabilitySetsClient(subscriptionID string) AvailabilitySetsClient {
  	return NewAvailabilitySetsClientWithBaseURI(DefaultBaseURI, subscriptionID)
  }
  
  // NewAvailabilitySetsClientWithBaseURI creates an instance of the AvailabilitySetsClient client.
  func NewAvailabilitySetsClientWithBaseURI(baseURI string, subscriptionID string) AvailabilitySetsClient {
  	return AvailabilitySetsClient{NewWithBaseURI(baseURI, subscriptionID)}
  }
  
  // CreateOrUpdate create or update an availability set.
  // Parameters:
  // resourceGroupName - the name of the resource group.
  // availabilitySetName - the name of the availability set.
  // parameters - parameters supplied to the Create Availability Set operation.
  func (client AvailabilitySetsClient) CreateOrUpdate(ctx context.Context, resourceGroupName string, availabilitySetName string, parameters AvailabilitySet) (result AvailabilitySet, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.CreateOrUpdate")
  		defer func() {
  			sc := -1
  			if result.Response.Response != nil {
  				sc = result.Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	req, err := client.CreateOrUpdatePreparer(ctx, resourceGroupName, availabilitySetName, parameters)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "CreateOrUpdate", nil, "Failure preparing request")
  		return
  	}
  
  	resp, err := client.CreateOrUpdateSender(req)
  	if err != nil {
  		result.Response = autorest.Response{Response: resp}
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "CreateOrUpdate", resp, "Failure sending request")
  		return
  	}
  
  	result, err = client.CreateOrUpdateResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "CreateOrUpdate", resp, "Failure responding to request")
  	}
  
  	return
  }
  
  // CreateOrUpdatePreparer prepares the CreateOrUpdate request.
  func (client AvailabilitySetsClient) CreateOrUpdatePreparer(ctx context.Context, resourceGroupName string, availabilitySetName string, parameters AvailabilitySet) (*http.Request, error) {
  	pathParameters := map[string]interface{}{
  		"availabilitySetName": autorest.Encode("path", availabilitySetName),
  		"resourceGroupName":   autorest.Encode("path", resourceGroupName),
  		"subscriptionId":      autorest.Encode("path", client.SubscriptionID),
  	}
  
  	const APIVersion = "2017-12-01"
  	queryParameters := map[string]interface{}{
  		"api-version": APIVersion,
  	}
  
  	preparer := autorest.CreatePreparer(
  		autorest.AsContentType("application/json; charset=utf-8"),
  		autorest.AsPut(),
  		autorest.WithBaseURL(client.BaseURI),
  		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}", pathParameters),
  		autorest.WithJSON(parameters),
  		autorest.WithQueryParameters(queryParameters))
  	return preparer.Prepare((&http.Request{}).WithContext(ctx))
  }
  
  // CreateOrUpdateSender sends the CreateOrUpdate request. The method will close the
  // http.Response Body if it receives an error.
  func (client AvailabilitySetsClient) CreateOrUpdateSender(req *http.Request) (*http.Response, error) {
  	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
  	return autorest.SendWithSender(client, req, sd...)
  }
  
  // CreateOrUpdateResponder handles the response to the CreateOrUpdate request. The method always
  // closes the http.Response Body.
  func (client AvailabilitySetsClient) CreateOrUpdateResponder(resp *http.Response) (result AvailabilitySet, err error) {
  	err = autorest.Respond(
  		resp,
  		client.ByInspecting(),
  		azure.WithErrorUnlessStatusCode(http.StatusOK),
  		autorest.ByUnmarshallingJSON(&result),
  		autorest.ByClosing())
  	result.Response = autorest.Response{Response: resp}
  	return
  }
  
  // Delete delete an availability set.
  // Parameters:
  // resourceGroupName - the name of the resource group.
  // availabilitySetName - the name of the availability set.
  func (client AvailabilitySetsClient) Delete(ctx context.Context, resourceGroupName string, availabilitySetName string) (result OperationStatusResponse, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.Delete")
  		defer func() {
  			sc := -1
  			if result.Response.Response != nil {
  				sc = result.Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	req, err := client.DeletePreparer(ctx, resourceGroupName, availabilitySetName)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Delete", nil, "Failure preparing request")
  		return
  	}
  
  	resp, err := client.DeleteSender(req)
  	if err != nil {
  		result.Response = autorest.Response{Response: resp}
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Delete", resp, "Failure sending request")
  		return
  	}
  
  	result, err = client.DeleteResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Delete", resp, "Failure responding to request")
  	}
  
  	return
  }
  
  // DeletePreparer prepares the Delete request.
  func (client AvailabilitySetsClient) DeletePreparer(ctx context.Context, resourceGroupName string, availabilitySetName string) (*http.Request, error) {
  	pathParameters := map[string]interface{}{
  		"availabilitySetName": autorest.Encode("path", availabilitySetName),
  		"resourceGroupName":   autorest.Encode("path", resourceGroupName),
  		"subscriptionId":      autorest.Encode("path", client.SubscriptionID),
  	}
  
  	const APIVersion = "2017-12-01"
  	queryParameters := map[string]interface{}{
  		"api-version": APIVersion,
  	}
  
  	preparer := autorest.CreatePreparer(
  		autorest.AsDelete(),
  		autorest.WithBaseURL(client.BaseURI),
  		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}", pathParameters),
  		autorest.WithQueryParameters(queryParameters))
  	return preparer.Prepare((&http.Request{}).WithContext(ctx))
  }
  
  // DeleteSender sends the Delete request. The method will close the
  // http.Response Body if it receives an error.
  func (client AvailabilitySetsClient) DeleteSender(req *http.Request) (*http.Response, error) {
  	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
  	return autorest.SendWithSender(client, req, sd...)
  }
  
  // DeleteResponder handles the response to the Delete request. The method always
  // closes the http.Response Body.
  func (client AvailabilitySetsClient) DeleteResponder(resp *http.Response) (result OperationStatusResponse, err error) {
  	err = autorest.Respond(
  		resp,
  		client.ByInspecting(),
  		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusNoContent),
  		autorest.ByUnmarshallingJSON(&result),
  		autorest.ByClosing())
  	result.Response = autorest.Response{Response: resp}
  	return
  }
  
  // Get retrieves information about an availability set.
  // Parameters:
  // resourceGroupName - the name of the resource group.
  // availabilitySetName - the name of the availability set.
  func (client AvailabilitySetsClient) Get(ctx context.Context, resourceGroupName string, availabilitySetName string) (result AvailabilitySet, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.Get")
  		defer func() {
  			sc := -1
  			if result.Response.Response != nil {
  				sc = result.Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	req, err := client.GetPreparer(ctx, resourceGroupName, availabilitySetName)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Get", nil, "Failure preparing request")
  		return
  	}
  
  	resp, err := client.GetSender(req)
  	if err != nil {
  		result.Response = autorest.Response{Response: resp}
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Get", resp, "Failure sending request")
  		return
  	}
  
  	result, err = client.GetResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Get", resp, "Failure responding to request")
  	}
  
  	return
  }
  
  // GetPreparer prepares the Get request.
  func (client AvailabilitySetsClient) GetPreparer(ctx context.Context, resourceGroupName string, availabilitySetName string) (*http.Request, error) {
  	pathParameters := map[string]interface{}{
  		"availabilitySetName": autorest.Encode("path", availabilitySetName),
  		"resourceGroupName":   autorest.Encode("path", resourceGroupName),
  		"subscriptionId":      autorest.Encode("path", client.SubscriptionID),
  	}
  
  	const APIVersion = "2017-12-01"
  	queryParameters := map[string]interface{}{
  		"api-version": APIVersion,
  	}
  
  	preparer := autorest.CreatePreparer(
  		autorest.AsGet(),
  		autorest.WithBaseURL(client.BaseURI),
  		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}", pathParameters),
  		autorest.WithQueryParameters(queryParameters))
  	return preparer.Prepare((&http.Request{}).WithContext(ctx))
  }
  
  // GetSender sends the Get request. The method will close the
  // http.Response Body if it receives an error.
  func (client AvailabilitySetsClient) GetSender(req *http.Request) (*http.Response, error) {
  	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
  	return autorest.SendWithSender(client, req, sd...)
  }
  
  // GetResponder handles the response to the Get request. The method always
  // closes the http.Response Body.
  func (client AvailabilitySetsClient) GetResponder(resp *http.Response) (result AvailabilitySet, err error) {
  	err = autorest.Respond(
  		resp,
  		client.ByInspecting(),
  		azure.WithErrorUnlessStatusCode(http.StatusOK),
  		autorest.ByUnmarshallingJSON(&result),
  		autorest.ByClosing())
  	result.Response = autorest.Response{Response: resp}
  	return
  }
  
  // List lists all availability sets in a resource group.
  // Parameters:
  // resourceGroupName - the name of the resource group.
  func (client AvailabilitySetsClient) List(ctx context.Context, resourceGroupName string) (result AvailabilitySetListResultPage, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.List")
  		defer func() {
  			sc := -1
  			if result.aslr.Response.Response != nil {
  				sc = result.aslr.Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	result.fn = client.listNextResults
  	req, err := client.ListPreparer(ctx, resourceGroupName)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "List", nil, "Failure preparing request")
  		return
  	}
  
  	resp, err := client.ListSender(req)
  	if err != nil {
  		result.aslr.Response = autorest.Response{Response: resp}
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "List", resp, "Failure sending request")
  		return
  	}
  
  	result.aslr, err = client.ListResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "List", resp, "Failure responding to request")
  	}
  
  	return
  }
  
  // ListPreparer prepares the List request.
  func (client AvailabilitySetsClient) ListPreparer(ctx context.Context, resourceGroupName string) (*http.Request, error) {
  	pathParameters := map[string]interface{}{
  		"resourceGroupName": autorest.Encode("path", resourceGroupName),
  		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
  	}
  
  	const APIVersion = "2017-12-01"
  	queryParameters := map[string]interface{}{
  		"api-version": APIVersion,
  	}
  
  	preparer := autorest.CreatePreparer(
  		autorest.AsGet(),
  		autorest.WithBaseURL(client.BaseURI),
  		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets", pathParameters),
  		autorest.WithQueryParameters(queryParameters))
  	return preparer.Prepare((&http.Request{}).WithContext(ctx))
  }
  
  // ListSender sends the List request. The method will close the
  // http.Response Body if it receives an error.
  func (client AvailabilitySetsClient) ListSender(req *http.Request) (*http.Response, error) {
  	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
  	return autorest.SendWithSender(client, req, sd...)
  }
  
  // ListResponder handles the response to the List request. The method always
  // closes the http.Response Body.
  func (client AvailabilitySetsClient) ListResponder(resp *http.Response) (result AvailabilitySetListResult, err error) {
  	err = autorest.Respond(
  		resp,
  		client.ByInspecting(),
  		azure.WithErrorUnlessStatusCode(http.StatusOK),
  		autorest.ByUnmarshallingJSON(&result),
  		autorest.ByClosing())
  	result.Response = autorest.Response{Response: resp}
  	return
  }
  
  // listNextResults retrieves the next set of results, if any.
  func (client AvailabilitySetsClient) listNextResults(ctx context.Context, lastResults AvailabilitySetListResult) (result AvailabilitySetListResult, err error) {
  	req, err := lastResults.availabilitySetListResultPreparer(ctx)
  	if err != nil {
  		return result, autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "listNextResults", nil, "Failure preparing next results request")
  	}
  	if req == nil {
  		return
  	}
  	resp, err := client.ListSender(req)
  	if err != nil {
  		result.Response = autorest.Response{Response: resp}
  		return result, autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "listNextResults", resp, "Failure sending next results request")
  	}
  	result, err = client.ListResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "listNextResults", resp, "Failure responding to next results request")
  	}
  	return
  }
  
  // ListComplete enumerates all values, automatically crossing page boundaries as required.
  func (client AvailabilitySetsClient) ListComplete(ctx context.Context, resourceGroupName string) (result AvailabilitySetListResultIterator, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.List")
  		defer func() {
  			sc := -1
  			if result.Response().Response.Response != nil {
  				sc = result.page.Response().Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	result.page, err = client.List(ctx, resourceGroupName)
  	return
  }
  
  // ListAvailableSizes lists all available virtual machine sizes that can be used to create a new virtual machine in an
  // existing availability set.
  // Parameters:
  // resourceGroupName - the name of the resource group.
  // availabilitySetName - the name of the availability set.
  func (client AvailabilitySetsClient) ListAvailableSizes(ctx context.Context, resourceGroupName string, availabilitySetName string) (result VirtualMachineSizeListResult, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.ListAvailableSizes")
  		defer func() {
  			sc := -1
  			if result.Response.Response != nil {
  				sc = result.Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	req, err := client.ListAvailableSizesPreparer(ctx, resourceGroupName, availabilitySetName)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "ListAvailableSizes", nil, "Failure preparing request")
  		return
  	}
  
  	resp, err := client.ListAvailableSizesSender(req)
  	if err != nil {
  		result.Response = autorest.Response{Response: resp}
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "ListAvailableSizes", resp, "Failure sending request")
  		return
  	}
  
  	result, err = client.ListAvailableSizesResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "ListAvailableSizes", resp, "Failure responding to request")
  	}
  
  	return
  }
  
  // ListAvailableSizesPreparer prepares the ListAvailableSizes request.
  func (client AvailabilitySetsClient) ListAvailableSizesPreparer(ctx context.Context, resourceGroupName string, availabilitySetName string) (*http.Request, error) {
  	pathParameters := map[string]interface{}{
  		"availabilitySetName": autorest.Encode("path", availabilitySetName),
  		"resourceGroupName":   autorest.Encode("path", resourceGroupName),
  		"subscriptionId":      autorest.Encode("path", client.SubscriptionID),
  	}
  
  	const APIVersion = "2017-12-01"
  	queryParameters := map[string]interface{}{
  		"api-version": APIVersion,
  	}
  
  	preparer := autorest.CreatePreparer(
  		autorest.AsGet(),
  		autorest.WithBaseURL(client.BaseURI),
  		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}/vmSizes", pathParameters),
  		autorest.WithQueryParameters(queryParameters))
  	return preparer.Prepare((&http.Request{}).WithContext(ctx))
  }
  
  // ListAvailableSizesSender sends the ListAvailableSizes request. The method will close the
  // http.Response Body if it receives an error.
  func (client AvailabilitySetsClient) ListAvailableSizesSender(req *http.Request) (*http.Response, error) {
  	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
  	return autorest.SendWithSender(client, req, sd...)
  }
  
  // ListAvailableSizesResponder handles the response to the ListAvailableSizes request. The method always
  // closes the http.Response Body.
  func (client AvailabilitySetsClient) ListAvailableSizesResponder(resp *http.Response) (result VirtualMachineSizeListResult, err error) {
  	err = autorest.Respond(
  		resp,
  		client.ByInspecting(),
  		azure.WithErrorUnlessStatusCode(http.StatusOK),
  		autorest.ByUnmarshallingJSON(&result),
  		autorest.ByClosing())
  	result.Response = autorest.Response{Response: resp}
  	return
  }
  
  // ListBySubscription lists all availability sets in a subscription.
  // Parameters:
  // expand - the expand expression to apply to the operation.
  func (client AvailabilitySetsClient) ListBySubscription(ctx context.Context, expand string) (result AvailabilitySetListResultPage, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.ListBySubscription")
  		defer func() {
  			sc := -1
  			if result.aslr.Response.Response != nil {
  				sc = result.aslr.Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	result.fn = client.listBySubscriptionNextResults
  	req, err := client.ListBySubscriptionPreparer(ctx, expand)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "ListBySubscription", nil, "Failure preparing request")
  		return
  	}
  
  	resp, err := client.ListBySubscriptionSender(req)
  	if err != nil {
  		result.aslr.Response = autorest.Response{Response: resp}
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "ListBySubscription", resp, "Failure sending request")
  		return
  	}
  
  	result.aslr, err = client.ListBySubscriptionResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "ListBySubscription", resp, "Failure responding to request")
  	}
  
  	return
  }
  
  // ListBySubscriptionPreparer prepares the ListBySubscription request.
  func (client AvailabilitySetsClient) ListBySubscriptionPreparer(ctx context.Context, expand string) (*http.Request, error) {
  	pathParameters := map[string]interface{}{
  		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
  	}
  
  	const APIVersion = "2017-12-01"
  	queryParameters := map[string]interface{}{
  		"api-version": APIVersion,
  	}
  	if len(expand) > 0 {
  		queryParameters["$expand"] = autorest.Encode("query", expand)
  	}
  
  	preparer := autorest.CreatePreparer(
  		autorest.AsGet(),
  		autorest.WithBaseURL(client.BaseURI),
  		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.Compute/availabilitySets", pathParameters),
  		autorest.WithQueryParameters(queryParameters))
  	return preparer.Prepare((&http.Request{}).WithContext(ctx))
  }
  
  // ListBySubscriptionSender sends the ListBySubscription request. The method will close the
  // http.Response Body if it receives an error.
  func (client AvailabilitySetsClient) ListBySubscriptionSender(req *http.Request) (*http.Response, error) {
  	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
  	return autorest.SendWithSender(client, req, sd...)
  }
  
  // ListBySubscriptionResponder handles the response to the ListBySubscription request. The method always
  // closes the http.Response Body.
  func (client AvailabilitySetsClient) ListBySubscriptionResponder(resp *http.Response) (result AvailabilitySetListResult, err error) {
  	err = autorest.Respond(
  		resp,
  		client.ByInspecting(),
  		azure.WithErrorUnlessStatusCode(http.StatusOK),
  		autorest.ByUnmarshallingJSON(&result),
  		autorest.ByClosing())
  	result.Response = autorest.Response{Response: resp}
  	return
  }
  
  // listBySubscriptionNextResults retrieves the next set of results, if any.
  func (client AvailabilitySetsClient) listBySubscriptionNextResults(ctx context.Context, lastResults AvailabilitySetListResult) (result AvailabilitySetListResult, err error) {
  	req, err := lastResults.availabilitySetListResultPreparer(ctx)
  	if err != nil {
  		return result, autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "listBySubscriptionNextResults", nil, "Failure preparing next results request")
  	}
  	if req == nil {
  		return
  	}
  	resp, err := client.ListBySubscriptionSender(req)
  	if err != nil {
  		result.Response = autorest.Response{Response: resp}
  		return result, autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "listBySubscriptionNextResults", resp, "Failure sending next results request")
  	}
  	result, err = client.ListBySubscriptionResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "listBySubscriptionNextResults", resp, "Failure responding to next results request")
  	}
  	return
  }
  
  // ListBySubscriptionComplete enumerates all values, automatically crossing page boundaries as required.
  func (client AvailabilitySetsClient) ListBySubscriptionComplete(ctx context.Context, expand string) (result AvailabilitySetListResultIterator, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.ListBySubscription")
  		defer func() {
  			sc := -1
  			if result.Response().Response.Response != nil {
  				sc = result.page.Response().Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	result.page, err = client.ListBySubscription(ctx, expand)
  	return
  }
  
  // Update update an availability set.
  // Parameters:
  // resourceGroupName - the name of the resource group.
  // availabilitySetName - the name of the availability set.
  // parameters - parameters supplied to the Update Availability Set operation.
  func (client AvailabilitySetsClient) Update(ctx context.Context, resourceGroupName string, availabilitySetName string, parameters AvailabilitySetUpdate) (result AvailabilitySet, err error) {
  	if tracing.IsEnabled() {
  		ctx = tracing.StartSpan(ctx, fqdn+"/AvailabilitySetsClient.Update")
  		defer func() {
  			sc := -1
  			if result.Response.Response != nil {
  				sc = result.Response.Response.StatusCode
  			}
  			tracing.EndSpan(ctx, sc, err)
  		}()
  	}
  	req, err := client.UpdatePreparer(ctx, resourceGroupName, availabilitySetName, parameters)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Update", nil, "Failure preparing request")
  		return
  	}
  
  	resp, err := client.UpdateSender(req)
  	if err != nil {
  		result.Response = autorest.Response{Response: resp}
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Update", resp, "Failure sending request")
  		return
  	}
  
  	result, err = client.UpdateResponder(resp)
  	if err != nil {
  		err = autorest.NewErrorWithError(err, "compute.AvailabilitySetsClient", "Update", resp, "Failure responding to request")
  	}
  
  	return
  }
  
  // UpdatePreparer prepares the Update request.
  func (client AvailabilitySetsClient) UpdatePreparer(ctx context.Context, resourceGroupName string, availabilitySetName string, parameters AvailabilitySetUpdate) (*http.Request, error) {
  	pathParameters := map[string]interface{}{
  		"availabilitySetName": autorest.Encode("path", availabilitySetName),
  		"resourceGroupName":   autorest.Encode("path", resourceGroupName),
  		"subscriptionId":      autorest.Encode("path", client.SubscriptionID),
  	}
  
  	const APIVersion = "2017-12-01"
  	queryParameters := map[string]interface{}{
  		"api-version": APIVersion,
  	}
  
  	preparer := autorest.CreatePreparer(
  		autorest.AsContentType("application/json; charset=utf-8"),
  		autorest.AsPatch(),
  		autorest.WithBaseURL(client.BaseURI),
  		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}", pathParameters),
  		autorest.WithJSON(parameters),
  		autorest.WithQueryParameters(queryParameters))
  	return preparer.Prepare((&http.Request{}).WithContext(ctx))
  }
  
  // UpdateSender sends the Update request. The method will close the
  // http.Response Body if it receives an error.
  func (client AvailabilitySetsClient) UpdateSender(req *http.Request) (*http.Response, error) {
  	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
  	return autorest.SendWithSender(client, req, sd...)
  }
  
  // UpdateResponder handles the response to the Update request. The method always
  // closes the http.Response Body.
  func (client AvailabilitySetsClient) UpdateResponder(resp *http.Response) (result AvailabilitySet, err error) {
  	err = autorest.Respond(
  		resp,
  		client.ByInspecting(),
  		azure.WithErrorUnlessStatusCode(http.StatusOK),
  		autorest.ByUnmarshallingJSON(&result),
  		autorest.ByClosing())
  	result.Response = autorest.Response{Response: resp}
  	return
  }
  