From 0f922d2b1a8754f35754b32d7351294f695b3e1a Mon Sep 17 00:00:00 2001
From: Takuto Wada <takuto.wada@gmail.com>
Date: Mon, 5 Feb 2024 17:28:34 +0900
Subject: [PATCH 1/2] test: add reproduction case for symbol as object key

---
 test/es6_test.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/test/es6_test.js b/test/es6_test.js
index 698fe92..1ce40b4 100644
--- a/test/es6_test.js
+++ b/test/es6_test.js
@@ -9,4 +9,12 @@ describe('ES6 features', () => {
   it('Symbol', () => {
     assert.strictEqual(stringify(FOO), 'Symbol(FOO)');
   });
+  it('Symbol as Object key', () => {
+    const id = Symbol("id");
+    const user = {
+      name: "John",
+      [id]: 123
+    };
+    assert.strictEqual(stringify(user), 'Object{name:"John",Symbol(id):123}');
+  });
 });

From 2f3b9b4e4c4f4f84374353545effa6c122ee5d04 Mon Sep 17 00:00:00 2001
From: Takuto Wada <takuto.wada@gmail.com>
Date: Mon, 5 Feb 2024 17:29:21 +0900
Subject: [PATCH 2/2] fix: support symbol as object key

---
 index.js      | 2 +-
 strategies.js | 6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index ae648ed..61ab14a 100644
--- a/index.js
+++ b/index.js
@@ -53,7 +53,7 @@ function createStringifier (customOptions) {
   return function stringifyAny (push, x) {
     const context = this;
     let handler = handlerFor(context.node, options, handlers);
-    const currentPath = '/' + context.path.join('/');
+    const currentPath = '/' + context.path.map(String).join('/');
     const customization = handlers[currentPath];
     const acc = {
       context: context,
diff --git a/strategies.js b/strategies.js
index d26ed03..2421513 100644
--- a/strategies.js
+++ b/strategies.js
@@ -244,7 +244,11 @@ function decorateObject () {
 }
 
 function sanitizeKey (key) {
-  return /^[A-Za-z_]+$/.test(key) ? key : JSON.stringify(key);
+  if (typeof key === 'symbol') {
+    return key.toString();
+  } else {
+    return /^[A-Za-z_]+$/.test(key) ? key : JSON.stringify(key);
+  }
 }
 
 function afterAllChildren (context, push, options) {