Initial commit of SqlTools Service API

2026-01-14 01:25:40 -05:00 · 2016-07-15 11:02:03 -07:00
parent 874ade9001
commit 790825cfab
112 changed files with 9782 additions and 1 deletions
--- a/ServiceHost/MessageProtocol/Serializers/JsonRpcMessageSerializer.cs
+++ b/ServiceHost/MessageProtocol/Serializers/JsonRpcMessageSerializer.cs
@@ -0,0 +1,102 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using Microsoft.PowerShell.EditorServices.Protocol.MessageProtocol;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using System;
+
+namespace Microsoft.PowerShell.EditorServices.Protocol.MessageProtocol.Serializers
+{
+    /// <summary>
+    /// Serializes messages in the JSON RPC format.  Used primarily
+    /// for language servers.
+    /// </summary>
+    public class JsonRpcMessageSerializer : IMessageSerializer
+    {
+        public JObject SerializeMessage(Message message)
+        {
+            JObject messageObject = new JObject();
+
+            messageObject.Add("jsonrpc", JToken.FromObject("2.0"));
+
+            if (message.MessageType == MessageType.Request)
+            {
+                messageObject.Add("id", JToken.FromObject(message.Id));
+                messageObject.Add("method", message.Method);
+                messageObject.Add("params", message.Contents);
+            }
+            else if (message.MessageType == MessageType.Event)
+            {
+                messageObject.Add("method", message.Method);
+                messageObject.Add("params", message.Contents);
+            }
+            else if (message.MessageType == MessageType.Response)
+            {
+                messageObject.Add("id", JToken.FromObject(message.Id));
+
+                if (message.Error != null)
+                {
+                    // Write error
+                    messageObject.Add("error", message.Error);
+                }
+                else
+                {
+                    // Write result
+                    messageObject.Add("result", message.Contents);
+                }
+            }
+
+            return messageObject;
+        }
+
+        public Message DeserializeMessage(JObject messageJson)
+        {
+            // TODO: Check for jsonrpc version
+
+            JToken token = null;
+            if (messageJson.TryGetValue("id", out token))
+            {
+                // Message is a Request or Response
+                string messageId = token.ToString();
+
+                if (messageJson.TryGetValue("result", out token))
+                {
+                    return Message.Response(messageId, null, token);
+                }
+                else if (messageJson.TryGetValue("error", out token))
+                {
+                    return Message.ResponseError(messageId, null, token);
+                }
+                else
+                {
+                    JToken messageParams = null;
+                    messageJson.TryGetValue("params", out messageParams);
+
+                    if (!messageJson.TryGetValue("method", out token))
+                    {
+                        // TODO: Throw parse error
+                    }
+
+                    return Message.Request(messageId, token.ToString(), messageParams);
+                }
+            }
+            else
+            {
+                // Messages without an id are events
+                JToken messageParams = token;
+                messageJson.TryGetValue("params", out messageParams);
+
+                if (!messageJson.TryGetValue("method", out token))
+                {
+                    // TODO: Throw parse error
+                }
+
+                return Message.Event(token.ToString(), messageParams);
+            }
+        }
+    }
+}
+