From e39badb1811c2cd645e9dafdeff5c5fc3dc87946 Mon Sep 17 00:00:00 2001
From: chronolaw <chrono_cpp@me.com>
Date: Mon, 12 Aug 2024 17:35:17 +0800
Subject: [PATCH] feat(tools): add a readonly empty table for common usage

---
 kong/tools/table.lua | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kong/tools/table.lua b/kong/tools/table.lua
index f6a9ce8d12cb..66fcb4feeb40 100644
--- a/kong/tools/table.lua
+++ b/kong/tools/table.lua
@@ -11,6 +11,9 @@ local getmetatable  = getmetatable
 local _M = {}
 
 
+_M.EMPTY = require("pl.tablex").readonly({})
+
+
 --- packs a set of arguments in a table.
 -- Explicitly sets field `n` to the number of arguments, so it is `nil` safe
 _M.pack = function(...) return {n = select("#", ...), ...} end