From a29304a6740f6d8953846830f68728ab9c60719b 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, 19 Jul 2021 17:30:10 +0800
Subject: check nil

---
 script/provider/provider.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/script/provider/provider.lua b/script/provider/provider.lua
index 8a500443..ac167867 100644
--- a/script/provider/provider.lua
+++ b/script/provider/provider.lua
@@ -830,7 +830,7 @@ proto.on('textDocument/onTypeFormatting', function (params)
     local core   = require 'core.type-formatting'
     local offset = files.offset(uri, params.position)
     local edits  = core(uri, offset - 1, ch)
-    if #edits == 0 then
+    if not edits or #edits == 0 then
         return nil
     end
     local tab = '\t'
-- 
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