From 05e228737c84c0856df3aa678a2d3d0383da442e Mon Sep 17 00:00:00 2001
From: Adam Friedman <tintoy@tintoy.io>
Date: Thu, 1 Feb 2018 08:31:17 +1100
Subject: [PATCH] Enable opting out of built-in logger provider.

This enables consumers who have their own logging mechanisms to suppress the built-in log sinks and substitute their own ones.
---
 src/Server/LanguageServer.cs | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/src/Server/LanguageServer.cs b/src/Server/LanguageServer.cs
index 136fa5d92..234ce0e86 100644
--- a/src/Server/LanguageServer.cs
+++ b/src/Server/LanguageServer.cs
@@ -40,7 +40,16 @@ public LanguageServer(
             Stream input,
             Stream output,
             ILoggerFactory loggerFactory)
-            : this(input, output, new LspReciever(), new RequestProcessIdentifier(), loggerFactory, new Serializer())
+            : this(input, output, loggerFactory, addDefaultLoggingProvider: true)
+        {
+        }
+
+        public LanguageServer(
+            Stream input,
+            Stream output,
+            ILoggerFactory loggerFactory,
+            bool addDefaultLoggingProvider)
+            : this(input, output, new LspReciever(), new RequestProcessIdentifier(), loggerFactory, new Serializer(), addDefaultLoggingProvider)
         {
         }
 
@@ -50,11 +59,13 @@ internal LanguageServer(
             LspReciever reciever,
             IRequestProcessIdentifier requestProcessIdentifier,
             ILoggerFactory loggerFactory,
-            Serializer serializer)
+            Serializer serializer,
+            bool addDefaultLoggingProvider)
         {
             var outputHandler = new OutputHandler(output, serializer);
-            // TODO: This might not be the best
-            loggerFactory.AddProvider(new LanguageServerLoggerProvider(this));
+
+            if (addDefaultLoggingProvider)
+                loggerFactory.AddProvider(new LanguageServerLoggerProvider(this));
 
             _reciever = reciever;
             _loggerFactory = loggerFactory;