From c6739e5279a5c7a54b31f76f93735d08d4fbecb7 Mon Sep 17 00:00:00 2001
From: Lei OT <lyt@hainatravel.com>
Date: Wed, 10 Jul 2024 17:25:04 +0800
Subject: [PATCH] =?UTF-8?q?perf:=20=E5=85=AC=E5=85=B1=E5=87=BD=E6=95=B0:?=
 =?UTF-8?q?=20=E6=B7=B1=E6=8B=B7=E8=B4=9D.=20=E8=A7=A3=E5=86=B3=E5=86=85?=
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---
 src/utils/commons.js | 56 +++++++++++++++++++++++++++++++-------------
 1 file changed, 40 insertions(+), 16 deletions(-)

diff --git a/src/utils/commons.js b/src/utils/commons.js
index 2e83226..29fd1d6 100644
--- a/src/utils/commons.js
+++ b/src/utils/commons.js
@@ -255,23 +255,47 @@ export function omit(object, keysToOmit) {
 /**
  * 深拷贝
  */
-export function cloneDeep(value) {
-	// return structuredClone(value);
-	if (typeof value !== "object" || value === null) {
-		return value;
-	}
-
-	const result = Array.isArray(value) ? [] : {};
-
-	for (const key in value) {
-		if (Object.prototype.hasOwnProperty.call(value, key)) {
-			result[key] = cloneDeep(value[key]);
-		}
-	}
-
-	return result;
+export function cloneDeep(value, visited = new WeakMap()) {
+  // 处理循环引用
+  if (visited.has(value)) {
+    return visited.get(value);
+  }
+
+  // 特殊对象和基本类型处理
+  if (value instanceof Date) {
+    return new Date(value);
+  }
+  if (value instanceof RegExp) {
+    return new RegExp(value.source, value.flags);
+  }
+  if (value === null || typeof value !== 'object') {
+    return value;
+  }
+
+  // 创建一个新的WeakMap项以避免内存泄漏
+  let result;
+  if (Array.isArray(value)) {
+    result = [];
+    visited.set(value, result);
+  } else {
+    result = {};
+    visited.set(value, result);
+  }
+
+  for (const key of Object.getOwnPropertySymbols(value)) {
+    // 处理Symbol属性
+    result[key] = cloneDeep(value[key], visited);
+  }
+
+  for (const key in value) {
+    if (Object.prototype.hasOwnProperty.call(value, key)) {
+      // 处理普通属性
+      result[key] = cloneDeep(value[key], visited);
+    }
+  }
+
+  return result;
 }
-
 /**
  * 向零四舍五入, 固定精度设置
  */