From f04c7ed8334b933d104734ab32a1660ececeefad Mon Sep 17 00:00:00 2001
From: Orta Therox <orta.therox@gmail.com>
Date: Thu, 1 Aug 2019 17:36:09 -0400
Subject: [PATCH] Supress console.log & others inside the TS Server runtime so
 that language service plugins don't accidentally use them and kill the server
 - fixes #31209

---
 src/tsserver/server.ts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/tsserver/server.ts b/src/tsserver/server.ts
index a9fbf2f3b6..e1a9e3bb71 100644
--- a/src/tsserver/server.ts
+++ b/src/tsserver/server.ts
@@ -970,4 +970,12 @@ namespace ts.server {
     if (ts.sys.tryEnableSourceMapsForHost && /^development$/i.test(ts.sys.getEnvironmentVariable("NODE_ENV"))) {
         ts.sys.tryEnableSourceMapsForHost();
     }
+
+    // Overwrites the current console messages to instead write to
+    // the log. This is so that language service plugins which use
+    // console.log don't break the message passing between tsserver
+    // and the client
+    console.log = (msg) => logger.msg(msg, Msg.Info);
+    console.warn = (msg) => logger.msg(msg, Msg.Err);
+    console.error = (msg) => logger.msg(msg, Msg.Err);
 }