From de11f4a1d0f6dc17c115c729f878820985236602 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9C=80=E8=90=8C=E5=B0=8F=E6=B1=90?= <sumneko@hotmail.com>
Date: Mon, 5 Aug 2019 20:32:14 +0800
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---
 server/src/core/hover/hover.lua | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'server/src')

diff --git a/server/src/core/hover/hover.lua b/server/src/core/hover/hover.lua
index dbbafc30..ca1e03d4 100644
--- a/server/src/core/hover/hover.lua
+++ b/server/src/core/hover/hover.lua
@@ -32,8 +32,12 @@ local function formatString(str)
         str = str:sub(1000)
     end
     if str:find('[\r\n]') then
+        str = str:gsub('[\000-\008\011-\012\014-\031\127]', '')
         return longString(str)
     else
+        str = str:gsub('[\000-\008\011-\012\014-\031\127]', function (char)
+            return ('\\%03d'):format(char:byte())
+        end)
         local single = str:find("'", 1, true)
         local double = str:find('"', 1, true)
         if single and double then
-- 
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