LuaLS#693 fix

Author: sumneko

3rd/lni

@@ -0,0 +1 @@
+Subproject commit 8222dc4faa62183a594f44466ebcd39ab91632c7

script/parser/guide.lua

@@ -286,7 +286,7 @@ function m.getBlock(obj)
  return obj
  end
  if obj == obj.parent then
- error('obj == obj.parent?', obj.type)
+ error('obj == obj.parent?' .. obj.type)
  end
  obj = obj.parent
  end