From d3f417d4d493243fcd9417ab1c580eb8802470d4 Mon Sep 17 00:00:00 2001
From: niki <nikeinikei98@gmail.com>
Date: Fri, 11 Jan 2019 19:12:00 +0100
Subject: [PATCH] fix array detection when using overloaded indexing

---
 json.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/json.lua b/json.lua
index a3d7530..01edb8e 100644
--- a/json.lua
+++ b/json.lua
@@ -65,7 +65,7 @@ local function encode_table(val, stack)
 
   stack[val] = true
 
-  if val[1] ~= nil or next(val) == nil then
+  if rawget(val, 1) ~= nil or next(val) == nil then
     -- Treat as array -- check keys are valid and it is not sparse
     local n = 0
     for k in pairs(val) do