Added missing validators and completers in Deployment Stacks cmdlets. (Azure#23817)

For Deployment Stacks new cmdlets, added validation for location
parameters and completers for RG parameters that were missing
completers. In addition, some minor reformatting was done.

Author: dantedallag

src/Resources/ResourceManager/Implementation/DeploymentStacks/NewAzManagementGroupDeploymentStack.cs

@@ -56,6 +56,7 @@ public class NewAzManagementGroupDeploymentStack : DeploymentStacksCreateCmdletB
 
         [Parameter(Mandatory = true, ValueFromPipelineByPropertyName = true,
             HelpMessage = "Location of the stack")]
+        [ValidateNotNullOrEmpty]
         public string Location { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "Signal to delete both unmanaged Resources and ResourceGroups after updating stack.")]
@@ -83,8 +84,7 @@ public class NewAzManagementGroupDeploymentStack : DeploymentStacksCreateCmdletB
         [Parameter(Mandatory = false, HelpMessage = "The tags to put on the deployment.")]
         public Hashtable Tag { get; set; }
 
-        [Parameter(Mandatory = false,
-        HelpMessage = "Do not ask for confirmation when overwriting an existing stack.")]
+        [Parameter(Mandatory = false, HelpMessage = "Do not ask for confirmation when overwriting an existing stack.")]
         public SwitchParameter Force { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "Run cmdlet in the background.")]

src/Resources/ResourceManager/Implementation/DeploymentStacks/NewAzSubscriptionDeploymentStack.cs

@@ -17,6 +17,7 @@ namespace Microsoft.Azure.Commands.ResourceManager.Cmdlets.Implementation
     using Microsoft.Azure.Commands.ResourceManager.Cmdlets.Implementation.CmdletBase;
     using Microsoft.Azure.Commands.ResourceManager.Cmdlets.SdkModels;
     using Microsoft.Azure.Commands.ResourceManager.Cmdlets.Utilities;
+    using Microsoft.Azure.Commands.ResourceManager.Common.ArgumentCompleters;
     using Microsoft.Azure.Commands.ResourceManager.Common.Tags;
     using Microsoft.Azure.Management.Resources.Models;
     using Microsoft.WindowsAzure.Commands.Common.CustomAttributes;
@@ -45,6 +46,7 @@ public class NewAzSubscriptionDeploymentStack : DeploymentStacksCreateCmdletBase
 
         [Parameter(Mandatory = true, ValueFromPipelineByPropertyName = true,
             HelpMessage = "Location of the stack.")]
+        [ValidateNotNullOrEmpty]
         public string Location { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "Signal to delete both resources and resource groups after updating stack.")]
@@ -69,16 +71,16 @@ public class NewAzSubscriptionDeploymentStack : DeploymentStacksCreateCmdletBase
         [Parameter(Mandatory = false, HelpMessage = "Apply to child scopes.")]
         public SwitchParameter DenySettingsApplyToChildScopes { get; set; }
 
-        [Parameter(Mandatory = false,
-            HelpMessage = "The ResourceGroup at which the deployment will be created. If none is specified, it will default to the " +
-            "subscription level scope of the deployment stack.")]
+        [Parameter(Mandatory = false, HelpMessage = "The ResourceGroup at which the deployment will be created. If none is specified, " +
+            "it will default to the subscription level scope of the deployment stack.")]
+        [ResourceGroupCompleter]
+        [ValidateNotNullOrEmpty]
         public string DeploymentResourceGroupName { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "The tags to put on the deployment.")]
         public Hashtable Tag { get; set; }
 
-        [Parameter(Mandatory = false,
-        HelpMessage = "Do not ask for confirmation when overwriting an existing stack.")]
+        [Parameter(Mandatory = false, HelpMessage = "Do not ask for confirmation when overwriting an existing stack.")]
         public SwitchParameter Force { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "Run cmdlet in the background.")]

src/Resources/ResourceManager/Implementation/DeploymentStacks/SetAzSubscriptionDeploymentStack.cs

@@ -17,6 +17,7 @@ namespace Microsoft.Azure.Commands.ResourceManager.Cmdlets.Implementation
     using Microsoft.Azure.Commands.ResourceManager.Cmdlets.Implementation.CmdletBase;
     using Microsoft.Azure.Commands.ResourceManager.Cmdlets.SdkModels;
     using Microsoft.Azure.Commands.ResourceManager.Cmdlets.Utilities;
+    using Microsoft.Azure.Commands.ResourceManager.Common.ArgumentCompleters;
     using Microsoft.Azure.Commands.ResourceManager.Common.Tags;
     using Microsoft.Azure.Management.Resources.Models;
     using Microsoft.WindowsAzure.Commands.Common.CustomAttributes;
@@ -46,11 +47,14 @@ public class SetAzSubscriptionDeploymentStack : DeploymentStacksCreateCmdletBase
 
         [Parameter(Mandatory = true, ValueFromPipelineByPropertyName = true,
             HelpMessage = "Location of the stack.")]
+        [ValidateNotNullOrEmpty]
         public string Location { get; set; }
 
         [Parameter(Mandatory = false,
             HelpMessage = "The ResourceGroup at which the deployment will be created. If none is specified, it will default to the " +
             "subscription level scope of the deployment stack.")]
+        [ResourceGroupCompleter]
+        [ValidateNotNullOrEmpty]
         public string DeploymentResourceGroupName { get; set; }
 
         [Parameter(Mandatory = false, HelpMessage = "Signal to delete both unmanaged Resources and ResourceGroups after deleting stack.")]