From b1e439c1f6f61413e6fdae9f21b2124204ffc0a0 Mon Sep 17 00:00:00 2001
From: Long Nguyen <longkt90@users.noreply.github.com>
Date: Tue, 6 Dec 2022 14:16:54 +0700
Subject: [PATCH] Do not allocate more objects if already stringified

---
 lib/json_logic.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/json_logic.rb b/lib/json_logic.rb
index 3bb256b..1a3c8a2 100644
--- a/lib/json_logic.rb
+++ b/lib/json_logic.rb
@@ -12,7 +12,7 @@ def self.apply(logic, data)
       # Pass-thru
       logic
     else
-      if data.is_a?(Hash)
+      if data.is_a?(Hash) && data.keys.any?(Symbol)
         data = data.stringify_keys
       end
       data ||= {}