From 2b8b27ed8221c50f70e0a35e018aa530856126a5 Mon Sep 17 00:00:00 2001
From: mitchell <unknown>
Date: Tue, 5 Jun 2018 14:37:41 -0400
Subject: Handle legacy lexer "_fold" functions.

---
 lexlua/lexer.lua | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lexlua')

diff --git a/lexlua/lexer.lua b/lexlua/lexer.lua
index 6c063fcb5..587479633 100644
--- a/lexlua/lexer.lua
+++ b/lexlua/lexer.lua
@@ -1511,6 +1511,8 @@ local function process_legacy_lexer(lexer)
     if lexer._foldsymbols._case_insensitive then
       lexer._CASEINSENSITIVEFOLDPOINTS = true
     end
+  elseif lexer._fold then
+    lexer.fold = function(self, ...) return lexer._fold(...) end
   end
 end
 
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