From 1bc4381693485b2e8246998c92e65f126776b22f Mon Sep 17 00:00:00 2001
From: Radek Simko <radek.simko@gmail.com>
Date: Wed, 27 May 2020 14:29:00 +0100
Subject: [PATCH] langserver: Make requests sequential

---
 langserver/langserver.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/langserver/langserver.go b/langserver/langserver.go
index 12aa7bf32..3dfadb46b 100644
--- a/langserver/langserver.go
+++ b/langserver/langserver.go
@@ -28,6 +28,10 @@ type langServer struct {
 func NewLangServer(srvCtx context.Context, sf session.SessionFactory) *langServer {
 	opts := &jrpc2.ServerOptions{
 		AllowPush: true,
+
+		// Disable concurrency to avoid race conditions
+		// between requests concerning the same document
+		Concurrency: 1,
 	}
 
 	return &langServer{