Fail build on unneeded usings (#1417)

src/Microsoft.Kusto.ServiceLayer/Connection/CancelTokenKey.cs

@@ -4,9 +4,6 @@
 //
 
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.Kusto.ServiceLayer.Connection.Contracts;
 
 namespace Microsoft.Kusto.ServiceLayer.Connection

src/Microsoft.Kusto.ServiceLayer/Formatter/Impl/FormatOptions.cs

@@ -3,7 +3,6 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
-using System;
 using System.ComponentModel;
 
 namespace Microsoft.Kusto.ServiceLayer.Formatter

src/Microsoft.Kusto.ServiceLayer/LanguageServices/Contracts/SyntaxParse.cs

@@ -4,7 +4,6 @@
 //
 
 using Microsoft.SqlTools.Hosting.Protocol.Contracts;
-using Microsoft.Kusto.ServiceLayer.Workspace.Contracts;
 
 namespace Microsoft.Kusto.ServiceLayer.LanguageServices.Contracts
 {

src/Microsoft.Kusto.ServiceLayer/LanguageServices/InteractionMetrics.cs

@@ -7,7 +7,6 @@ using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.SqlTools.Utility;
 
 namespace Microsoft.Kusto.ServiceLayer

src/Microsoft.Kusto.ServiceLayer/ObjectExplorer/Contracts/CloseSessionRequest.cs

@@ -4,7 +4,6 @@
 //
 
 using Microsoft.SqlTools.Hosting.Protocol.Contracts;
-using Microsoft.Kusto.ServiceLayer.Connection.Contracts;
 
 namespace Microsoft.Kusto.ServiceLayer.ObjectExplorer.Contracts
 {

src/Microsoft.Kusto.ServiceLayer/ObjectExplorer/Contracts/FindNodesRequest.cs

@@ -5,7 +5,6 @@
 
 using System.Collections.Generic;
 using Microsoft.SqlTools.Hosting.Protocol.Contracts;
-using Microsoft.Kusto.ServiceLayer.Connection.Contracts;
 
 namespace Microsoft.Kusto.ServiceLayer.ObjectExplorer.Contracts
 {

src/Microsoft.Kusto.ServiceLayer/ObjectExplorer/Nodes/NodeFilter.cs

@@ -4,7 +4,6 @@
 //
 
 using System;
-using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
 

src/Microsoft.Kusto.ServiceLayer/ObjectExplorer/ObjectExplorerUtils.cs

@@ -6,7 +6,6 @@
 using System;
 using System.Threading;
 using Microsoft.Kusto.ServiceLayer.ObjectExplorer.Nodes;
-using Microsoft.Kusto.ServiceLayer.Utility;
 
 namespace Microsoft.Kusto.ServiceLayer.ObjectExplorer
 {

src/Microsoft.Kusto.ServiceLayer/ObjectExplorer/ValidForFlag.cs

@@ -4,9 +4,6 @@
 //
 
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace Microsoft.Kusto.ServiceLayer.ObjectExplorer
 {

src/Microsoft.Kusto.ServiceLayer/QueryExecution/Contracts/Serialization.cs

@@ -3,7 +3,6 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
-using System.Data;
 using Microsoft.SqlTools.Hosting.Protocol.Contracts;
 using Microsoft.SqlTools.Utility;
 

src/Microsoft.Kusto.ServiceLayer/QueryExecution/DataStorage/StorageDataReader.cs

@@ -6,15 +6,11 @@
 using System;
 using System.Collections.Generic;
 using System.Data;
-using System.Data.Common;
-using System.Data.SqlClient;
-using System.Data.SqlTypes;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
-using System.Xml;
 using Microsoft.Kusto.ServiceLayer.QueryExecution.Contracts;
 using Microsoft.SqlTools.Utility;
 

src/Microsoft.Kusto.ServiceLayer/QueryExecution/SerializationService.cs

@@ -6,7 +6,6 @@
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
-using System.Composition;
 using System.Diagnostics;
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Extensibility;
@@ -20,7 +19,7 @@ using Microsoft.SqlTools.Utility;
 
 namespace Microsoft.Kusto.ServiceLayer.QueryExecution
 {
-    
+
     public class SerializationService : HostedService<SerializationService>, IComposableService
     {
         private ConcurrentDictionary<string, DataSerializer> inProgressSerializations;

src/Microsoft.Kusto.ServiceLayer/Scripting/Contracts/ScriptingListObjectsRequest.cs

@@ -3,7 +3,6 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
-using System.Collections.Generic;
 using Microsoft.SqlTools.Hosting.Protocol.Contracts;
 
 namespace Microsoft.Kusto.ServiceLayer.Scripting.Contracts

src/Microsoft.Kusto.ServiceLayer/Scripting/Contracts/ScriptingObject.cs

@@ -4,7 +4,6 @@
 //
 
 using System;
-using System.Collections.Generic;
 
 namespace Microsoft.Kusto.ServiceLayer.Scripting.Contracts
 {

src/Microsoft.Kusto.ServiceLayer/Scripting/ScriptingExtensionMethods.cs

@@ -3,11 +3,9 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
-using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.SqlServer.Management.Sdk.Sfc;
 using Microsoft.SqlServer.Management.SqlScriptPublish;
 using Microsoft.Kusto.ServiceLayer.Scripting.Contracts;

src/Microsoft.Kusto.ServiceLayer/Scripting/ScriptingOperation.cs

@@ -6,7 +6,6 @@
 using System;
 using System.Diagnostics;
 using System.Threading;
-using System.Threading.Tasks;
 using Microsoft.SqlTools.Utility;
 
 namespace Microsoft.Kusto.ServiceLayer.Scripting

src/Microsoft.Kusto.ServiceLayer/SqlContext/CompoundSqlToolsSettingsValues.cs

@@ -7,11 +7,10 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using Microsoft.SqlTools.Utility;
-using Newtonsoft.Json;
 
 namespace Microsoft.Kusto.ServiceLayer.SqlContext
 {
-    
+
     /// <summary>
     /// Handles backwards compatibility of settings by checking for settings in a priority list. If a settings
     /// group such as Intellisense is defined on a serialized setting it's used in the order of mssql, then sql, then

src/Microsoft.Kusto.ServiceLayer/SqlContext/SqlToolsSettings.cs

@@ -3,10 +3,6 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Microsoft.SqlTools.Utility;
 using Newtonsoft.Json;
 
 namespace Microsoft.Kusto.ServiceLayer.SqlContext

src/Microsoft.Kusto.ServiceLayer/SqlContext/SqlToolsSettingsValues.cs

@@ -3,10 +3,6 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 //
 
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using Microsoft.SqlTools.Utility;
 using Newtonsoft.Json;
 
 namespace Microsoft.Kusto.ServiceLayer.SqlContext

src/Microsoft.Kusto.ServiceLayer/Utility/TaskExtensions.cs

@@ -6,7 +6,6 @@
 using System;
 using System.Diagnostics;
 using System.Text;
-using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.SqlTools.Utility;