Move unused forked code to external directory (#1192)

* Move unused forked code to external directory

* Fix SLN build errors

* Add back resource provider core since it's referenced by main resource provider project

* Update PackageProjects step of pipeline

external/Microsoft.SqlTools.DataProtocol.Contracts/ClientCapabilities/Workspace/DidChangeConfiguration.cs

@@ -0,0 +1,14 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+namespace Microsoft.SqlTools.DataProtocol.Contracts.ClientCapabilities.Workspace
+{
+    /// <summary>
+    /// Capabilities specific to the workspace/didChangeConfiguration notification
+    /// </summary>
+    public class DidChangeConfigurationCapabilities : DynamicRegistrationCapability
+    {
+    }
+}

external/Microsoft.SqlTools.DataProtocol.Contracts/ClientCapabilities/Workspace/DidChangeWatchedFiles.cs

@@ -0,0 +1,14 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+namespace Microsoft.SqlTools.DataProtocol.Contracts.ClientCapabilities.Workspace
+{
+    /// <summary>
+    /// Capabilities specific to the workspace/didChangeWatchedFiles notificiation
+    /// </summary>
+    public class DidChangeWatchedFilesCapabilities : DynamicRegistrationCapability
+    {
+    }
+}

external/Microsoft.SqlTools.DataProtocol.Contracts/ClientCapabilities/Workspace/ExecuteCommand.cs

@@ -0,0 +1,14 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+namespace Microsoft.SqlTools.DataProtocol.Contracts.ClientCapabilities.Workspace
+{
+    /// <summary>
+    /// Capabilities specific to the workspace/executeCommand request
+    /// </summary>
+    public class ExecuteCommandCapabilities : DynamicRegistrationCapability
+    {
+    }
+}

external/Microsoft.SqlTools.DataProtocol.Contracts/ClientCapabilities/Workspace/Symbol.cs

@@ -0,0 +1,37 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using Microsoft.SqlTools.DataProtocol.Contracts.Common;
+
+namespace Microsoft.SqlTools.DataProtocol.Contracts.ClientCapabilities.Workspace
+{
+    /// <summary>
+    /// Capabilities specific to the workspace/symbol request
+    /// </summary>
+    public class SymbolCapabilities : DynamicRegistrationCapability
+    {
+        /// <summary>
+        /// Specific capabilities for the SymbolKind in a workspace/symbol request. Can be
+        /// <c>null</c>
+        /// </summary>
+        public SymbolKindCapabilities SymbolKind { get; set; }
+    }
+
+    /// <summary>
+    /// Specific capabilities for the SymbolKind in a workspace/symbol request
+    /// </summary>
+    public class SymbolKindCapabilities
+    {
+        /// <summary>
+        /// The symbol kind values the client supports. When this property exists, the client also
+        /// guarantees that it will handle values outside its set gracefully and falls back to a
+        /// default value when unknown.
+        /// 
+        /// If this property is not present the client only supports the symbol kinds from File to
+        /// Array as defined in the initial version of the protocol.
+        /// </summary>
+        public SymbolKinds? ValueSet { get; set; }
+    }
+}

external/Microsoft.SqlTools.DataProtocol.Contracts/ClientCapabilities/Workspace/WorkspaceCapabilities.cs

@@ -0,0 +1,58 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+namespace Microsoft.SqlTools.DataProtocol.Contracts.ClientCapabilities.Workspace
+{
+    /// <summary>
+    /// Workspace specific client capabilities
+    /// </summary>
+    public class WorkspaceCapabilities
+    {
+        /// <summary>
+        /// Client support applying batche edits to the workspace by supporting the
+        /// workspace/applyEdit request 
+        /// </summary>
+        public bool? ApplyEdit { get; set; }
+        
+        /// <summary>
+        /// Whether the client supports workspace/configuration requests
+        /// </summary>
+        public bool? Configuration { get; set; }
+        
+        /// <summary>
+        /// Capabilities specific to the workspace/didChangeConfiguration notification. Can be
+        /// <c>null</c>
+        /// </summary>
+        public DidChangeConfigurationCapabilities DidChangeConfiguration { get; set; }
+        
+        /// <summary>
+        /// Capabilities specific to the workspace/executeCommand request. Can be <c>null</c>
+        /// </summary>
+        public ExecuteCommandCapabilities ExecuteCommand { get; set; }
+        
+        /// <summary>
+        /// Capabilities specific to the workspace/didChangeWatchedFiles notificiation. Can be
+        /// <c>null</c>
+        /// </summary>
+        public DidChangeWatchedFilesCapabilities DidChangeWatchedFiles { get; set; }
+
+        /// <summary>
+        /// Capabilities specific to the workspace/symbol request. Can be <c>null</c>
+        /// </summary>
+        public SymbolCapabilities Symbol { get; set; }
+        
+        /// <summary>
+        /// Capabilities specific to WorkspaceEdit requests
+        /// </summary>
+        public WorkspaceEditCapabilities WorkspaceEdit { get; set; }
+        
+        /// <summary>
+        /// Whether the client supports multiple workspace folders open at a time. If true, the
+        /// open workspace folders will be provided during initialization via
+        /// <see cref="InitializeRequest{TInitializationOptions}.WorkspaceFolders"/> 
+        /// </summary>
+        public bool? WorkspaceFolders { get; set; }
+    }
+}

external/Microsoft.SqlTools.DataProtocol.Contracts/ClientCapabilities/Workspace/WorkspaceEdit.cs

@@ -0,0 +1,18 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+namespace Microsoft.SqlTools.DataProtocol.Contracts.ClientCapabilities.Workspace
+{
+    /// <summary>
+    /// Capabilities specific to WorkspaceEdit requests
+    /// </summary>
+    public class WorkspaceEditCapabilities
+    {
+        /// <summary>
+        /// Whether the client supports versioned document changes in WorkspaceEdit requests
+        /// </summary>
+        public bool? DocumentChanges { get; set; }
+    }
+}