Updated protocol to sync with the latest spec

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: 1a69f1270d59cccd7b85e0697450950abd5a0221
+lastSha: 202045f6546ba46b3c4fda08bbb91308f427902a
 
-https://github.com/Microsoft/language-server-protocol/compare/<lastSha>..<newSha>
+https://github.com/Microsoft/language-server-protocol/compare/<lastSha>..gh-pages

src/Protocol/Models/ApplyWorkspaceEditResponse.cs

@@ -1,5 +1,6 @@
 using Newtonsoft.Json;
 using Newtonsoft.Json.Serialization;
+using OmniSharp.Extensions.LanguageServer.Protocol.Serialization;
 
 namespace OmniSharp.Extensions.LanguageServer.Protocol.Models
 {
@@ -9,5 +10,14 @@ public class ApplyWorkspaceEditResponse
         /// Indicates whether the edit was applied or not.
         /// </summary>
         public bool Applied { get; set; }
+
+        /// <summary>
+        /// An optional textual description for why the edit was not applied.
+        /// This may be used may be used by the server for diagnostic
+        /// logging or to provide a suitable error for a request that
+        /// triggered the edit.
+        /// </summary>
+        [Optional]
+        public string FailureReason { get; set; }
     }
 }

src/Protocol/Models/CompletionRegistrationOptions.cs

@@ -1,4 +1,4 @@
-using Newtonsoft.Json;
+using Newtonsoft.Json;
 using Newtonsoft.Json.Serialization;
 using OmniSharp.Extensions.LanguageServer.Protocol.Serialization;
 
@@ -18,5 +18,15 @@ public class CompletionRegistrationOptions : TextDocumentRegistrationOptions, IC
         /// </summary>
         [Optional]
         public bool ResolveProvider { get; set; }
+
+        /// <summary>
+        /// The list of all possible characters that commit a completion. This field can be used
+        /// if clients don't support individual commit characters per completion item. See
+        /// `ClientCapabilities.textDocument.completion.completionItem.commitCharactersSupport`
+        ///
+        /// Since 3.2.0
+        /// </summary>
+        [Optional]
+        public Container<string> AllCommitCharacters { get; set; }
     }
 }

src/Protocol/Models/IDeclarationOptions.cs

@@ -0,0 +1,4 @@
+namespace OmniSharp.Extensions.LanguageServer.Protocol.Models
+{
+    public interface IDeclarationOptions { }
+}

src/Protocol/Server/Capabilities/DeclarationOptions.cs

@@ -0,0 +1,12 @@
+using OmniSharp.Extensions.LanguageServer.Protocol.Models;
+
+namespace OmniSharp.Extensions.LanguageServer.Protocol.Server.Capabilities
+{
+    public class DeclarationOptions : StaticTextDocumentRegistrationOptions, IDeclarationOptions
+    {
+        public static DeclarationOptions Of(IDeclarationOptions options)
+        {
+            return new DeclarationOptions() { };
+        }
+    }
+}

src/Protocol/Server/Capabilities/ServerCapabilities.cs

@@ -1,4 +1,4 @@
-using System.Collections.Generic;
+using System.Collections.Generic;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
 using Newtonsoft.Json.Serialization;
@@ -134,6 +134,12 @@ public class ServerCapabilities
         /// </summary>
         public BooleanOr<FoldingRangeOptions> FoldingRangeProvider { get; set; }
         /// <summary>
+        /// The server provides folding provider support.
+        ///
+        /// Since 3.14.0
+        /// </summary>
+        public BooleanOr<DeclarationOptions> DeclarationProvider { get; set; }
+        /// <summary>
         /// Workspace specific server capabilities
         /// </summary>
         [Optional]

src/Server/LanguageServer.cs

@@ -428,6 +428,7 @@ async Task<InitializeResult> IRequestHandler<InitializeParams, InitializeResult>
                 TypeDefinitionProvider = ccp.GetStaticOptions(textDocumentCapabilities.TypeDefinition).Get<ITypeDefinitionOptions, TypeDefinitionOptions>(TypeDefinitionOptions.Of),
                 ColorProvider = ccp.GetStaticOptions(textDocumentCapabilities.ColorProvider).Get<IColorOptions, ColorOptions>(ColorOptions.Of),
                 FoldingRangeProvider = ccp.GetStaticOptions(textDocumentCapabilities.FoldingRange).Get<IFoldingRangeOptions, FoldingRangeOptions>(FoldingRangeOptions.Of),
+                DeclarationProvider = ccp.GetStaticOptions(textDocumentCapabilities.Declaration).Get<IDeclarationOptions, DeclarationOptions>(DeclarationOptions.Of),
             };
 
             if (_collection.ContainsHandler(typeof(IDidChangeWorkspaceFoldersHandler)))