fix: Token::toString 缓存

src/include/wxml.h

@@ -94,15 +94,16 @@ namespace WXML
             std::string offset_0; // content
             int offset_16; // pos
             int offset_20; // size
-            bool offset_28;
+            bool offset_28; // hasCache toString
-            std::string offset_32;
+            std::string offset_32;  // chcheData toString
-            bool offset_84;
+            bool offset_84; // hasCache attrContent
-            std::string offset_88;
+            std::string offset_88; // chcheData attrContent
         public:
             Token(/* args */);
             Token(WXML::DOMLib::Token&&);
             Token(WXML::DOMLib::Token const&);
             ~Token();
+            
             std::string ToString();
 
             /**

src/wxml/dom_lib/token.cpp

@@ -199,7 +199,8 @@ namespace WXML
             std::string v4 = this->offset_32;
             if (this->offset_0.size() > 0 && !this->offset_28)
             {
-                v4 = this->offset_32.substr(this->offset_16, this->offset_20);
+                v4 = this->offset_0.substr(this->offset_16, this->offset_20);
+                this->offset_32 = v4;
                 this->offset_28 = true;
             }
             return v4;