From e792cd0336219d71161a805bbde2889ea6883d0a Mon Sep 17 00:00:00 2001
From: spiiin <sanya.boyko@gmail.com>
Date: Sun, 22 Apr 2018 21:14:10 +0300
Subject: [PATCH] compatibility with lua 5.1 (in lua 5.1 -> tostring(val,
 stack) returns tostring(val)..tostring(stack), but in lua>5.1 it returns just
 tostring(val).

---
 json.lua | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/json.lua b/json.lua
index a3d7530..6c09c91 100644
--- a/json.lua
+++ b/json.lua
@@ -111,13 +111,17 @@ local function encode_number(val)
   return string.format("%.14g", val)
 end
 
+local function encode_bool(val)
+  return tostring(val)
+end
+
 
 local type_func_map = {
   [ "nil"     ] = encode_nil,
   [ "table"   ] = encode_table,
   [ "string"  ] = encode_string,
   [ "number"  ] = encode_number,
-  [ "boolean" ] = tostring,
+  [ "boolean" ] = encode_bool,
 }