🐞修复JSONStrFormatter:format函数对于转义符号处理逻辑错误问题

hutool-json/src/main/java/org/dromara/hutool/json/JSONStrFormatter.java

@@ -54,15 +54,18 @@ public class JSONStrFormatter {
 				if (null == wrapChar) {
 					//字符串模式开始
 					wrapChar = key;
-				} else if (isEscapeMode) {
-					//在字符串模式下的转义
-					isEscapeMode = false;
 				} else if (wrapChar.equals(key)) {
+					if (isEscapeMode) {
+						//字符串模式下，遇到结束符号，也同时结束转义
+						isEscapeMode = false;
+					}
+
 					//字符串包装结束
 					wrapChar = null;
 				}
 
 				if ((i > 1) && (json.charAt(i - 1) == CharUtil.COLON)) {
+					// 值前加空格
 					result.append(CharUtil.SPACE);
 				}
 

hutool-json/src/test/java/org/dromara/hutool/json/IssueI84V6ITest.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2023. looly(loolly@aliyun.com)
+ * Hutool is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ *          https://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ */
+
+package org.dromara.hutool.json;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+public class IssueI84V6ITest {
+	@Test
+	void formatTest() {
+		final String a1 = "{'x':'\\n','y':','}";
+		final String formatJsonStr = JSONUtil.formatJsonStr(a1);
+//		Console.log(formatJsonStr);
+		Assertions.assertEquals(
+			"{\n" +
+			"    'x': '\\n',\n" +
+			"    'y': ','\n" +
+			"}", formatJsonStr);
+	}
+}