Updated to the latest spec changes (#415)

* Updated to the latest spec changes

* fixed unit tests

* fixed unit tests

* moved handler around

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

Author: david-driscoll

language-server-protocol.sha.txt

@@ -1,4 +1,4 @@
 -- This is the last commit we caught up with https://github.com/Microsoft/language-server-protocol/commits/gh-pages
-lastSha: a94f201e01fcdc0a308741bf3d46eef1a47fb6b5
+lastSha: 558f1e114a3dc53da7c3686a657ebef070275d63
 
-https://github.com/Microsoft/language-server-protocol/compare/a94f201e01fcdc0a308741bf3d46eef1a47fb6b5..gh-pages
+https://github.com/Microsoft/language-server-protocol/compare/558f1e114a3dc53da7c3686a657ebef070275d63..gh-pages

src/Protocol/Client/Capabilities/ClientCapabilities.cs

@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using Newtonsoft.Json.Linq;
+using OmniSharp.Extensions.LanguageServer.Protocol.Serialization;
 
 namespace OmniSharp.Extensions.LanguageServer.Protocol.Client.Capabilities
 {
@@ -8,16 +9,19 @@ public class ClientCapabilities : CapabilitiesBase
         /// <summary>
         /// Workspace specific client capabilities.
         /// </summary>
+        [Optional]
         public WorkspaceClientCapabilities? Workspace { get; set; }
 
         /// <summary>
         /// Text document specific client capabilities.
         /// </summary>
+        [Optional]
         public TextDocumentClientCapabilities? TextDocument { get; set; }
 
         /// <summary>
         /// Window specific client capabilities.
         /// </summary>
+        [Optional]
         public WindowClientCapabilities? Window { get; set; }
 
         /// <summary>

src/Protocol/Client/Capabilities/CodeLensWorkspaceClientCapabilities.cs

@@ -0,0 +1,24 @@
+using System;
+using OmniSharp.Extensions.LanguageServer.Protocol.Serialization;
+
+namespace OmniSharp.Extensions.LanguageServer.Protocol.Client.Capabilities
+{
+    /// <summary>
+    /// Capabilities specific to the code lens requests scoped to the
+    /// workspace.
+    ///
+    /// @since 3.16.0 - proposed state.
+    /// </summary>
+    [Obsolete(Constants.Proposal)]
+    [CapabilityKey(nameof(ClientCapabilities.TextDocument), nameof(WorkspaceClientCapabilities.CodeLens))]
+    public class CodeLensWorkspaceClientCapabilities
+    {
+        /// <summary>
+	 /// Whether the client implementation supports a refresh request send from the server
+	 /// to the client. This is useful if a server detects a change which requires a
+	 /// re-calculation of all code lenses.
+         /// </summary>
+        [Optional]
+        public bool RefreshSupport { get; set; }
+    }
+}

src/Protocol/Client/Capabilities/CompletionItemCapabilityOptions.cs

@@ -79,5 +79,21 @@ public class CompletionItemCapabilityOptions
         /// </summary>
         [Optional]
         public CompletionItemCapabilityResolveSupportOptions? ResolveSupport { get; set; }
+
+        /// <summary>
+        /// The client supports the `insertTextMode` property on
+        /// a completion item to override the whitespace handling mode
+        /// as defined by the client (see `insertTextMode`).
+        ///
+        /// @since 3.16.0 - proposed state
+        /// </summary>
+        [Optional]
+        public CompletionItemInsertTextModeSupportCapabilityOptions? InsertTextModeSupport { get; set; }
     }
+
+    public class CompletionItemInsertTextModeSupportCapabilityOptions
+    {
+        public Container<InsertTextMode> ValueSet { get; set; }
+    }
+
 }

src/Protocol/Client/Capabilities/FoldingRangeCapability.cs

@@ -10,6 +10,9 @@ public class FoldingRangeCapability : DynamicCapability, ConnectedCapability<IFo
         /// The maximum number of folding ranges that the client prefers to receive per document. The value serves as a
         /// hint, servers are free to follow the limit.
         /// </summary>
+        /// <remarks>
+        /// <see cref="uint"/> in the LSP spec
+        /// </remarks>
         [Optional]
         public int? RangeLimit { get; set; }
 

src/Protocol/Client/Capabilities/SemanticTokensCapability.cs

@@ -2,6 +2,7 @@
 using OmniSharp.Extensions.LanguageServer.Protocol.Document.Proposals;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models.Proposals;
+using OmniSharp.Extensions.LanguageServer.Protocol.Serialization;
 
 namespace OmniSharp.Extensions.LanguageServer.Protocol.Client.Capabilities
 {
@@ -34,5 +35,17 @@ public class SemanticTokensCapability : DynamicCapability, ConnectedCapability<I
         /// The formats the clients supports.
         /// </summary>
         public Container<SemanticTokenFormat> Formats { get; set; } = null!;
+
+        /// <summary>
+        /// Whether the client supports tokens that can overlap each other.
+        /// </summary>
+        [Optional]
+        public bool OverlappingTokenSupport { get; set; }
+
+        /// <summary>
+        /// Whether the client supports tokens that can span multiple lines.
+        /// </summary>
+        [Optional]
+        public bool MultilineTokenSupport { get; set; }
     }
 }

src/Protocol/Client/Capabilities/ShowMessageRequestClientCapabilities.cs

@@ -0,0 +1,21 @@
+using System;
+using OmniSharp.Extensions.LanguageServer.Protocol.Serialization;
+
+namespace OmniSharp.Extensions.LanguageServer.Protocol.Client.Capabilities
+{
+    /// <summary>
+    /// Capabilities specific to the showMessage request
+    ///
+    /// @since 3.16.0 - proposed state
+    /// </summary>
+    [Obsolete(Constants.Proposal)]
+    [CapabilityKey(nameof(ClientCapabilities.Window), nameof(WindowClientCapabilities.ShowMessage))]
+    public class ShowMessageRequestClientCapabilities
+    {
+        /// <summary>
+        /// Capabilities specific to the `MessageActionItem` type.
+        /// </summary>
+        [Optional]
+        public ShowMessageRequestMessageActionItemClientCapabilities? MessageActionItem { get; set; }
+    }
+}

src/Protocol/Client/Capabilities/ShowMessageRequestMessageActionItemClientCapabilities.cs

@@ -0,0 +1,17 @@
+using System;
+using OmniSharp.Extensions.LanguageServer.Protocol.Serialization;
+
+namespace OmniSharp.Extensions.LanguageServer.Protocol.Client.Capabilities
+{
+    [Obsolete(Constants.Proposal)]
+    public class ShowMessageRequestMessageActionItemClientCapabilities
+    {
+        /// <summary>
+        /// Whether the client supports additional attribues which
+        /// are preserved and send back to the server in the
+        /// request's response.
+        /// </summary>
+        [Optional]
+        public bool AdditionalPropertiesSupport { get; set; }
+    }
+}

src/Protocol/Client/Capabilities/WindowClientCapabilities.cs

@@ -9,5 +9,12 @@ public class WindowClientCapabilities : CapabilitiesBase
         /// Whether client supports handling progress notifications.
         /// </summary>
         public Supports<bool> WorkDoneProgress { get; set; }
+
+        /// <summary>
+		 /// Capabilities specific to the showMessage request
+        ///
+        /// @since 3.16.0 - proposed state
+         /// </summary>
+        public Supports<ShowMessageRequestClientCapabilities> ShowMessage { get; set; }
     }
 }

src/Protocol/Client/Capabilities/WorkspaceClientCapabilities.cs

@@ -1,3 +1,5 @@
+using System;
+
 namespace OmniSharp.Extensions.LanguageServer.Protocol.Client.Capabilities
 {
     public class WorkspaceClientCapabilities : CapabilitiesBase
@@ -36,8 +38,18 @@ public class WorkspaceClientCapabilities : CapabilitiesBase
         ///
         /// @since 3.16.0 - proposed state.
         /// </summary>
+        [Obsolete(Constants.Proposal)]
         public Supports<SemanticTokensWorkspaceCapability> SemanticTokens { get; set; }
 
+        /// <summary>
+        /// Capabilities specific to the code lens requests scoped to the
+        /// workspace.
+        ///
+        /// @since 3.16.0 - proposed state.
+        /// </summary>
+        [Obsolete(Constants.Proposal)]
+        public Supports<CodeLensWorkspaceClientCapabilities> CodeLens { get; set; }
+
         /// <summary>
         /// The client has support for workspace folders.
         ///