shared children disappear

src/main.cpp

@@ -1,4 +1,4 @@
-#include "nodes/SimpleNode.h"
+#include "nodes/SimpleNode.h" // Путь изменен
 #include <iostream>
 
 void printTree(const NodePtr& startNode, int indent = 0) {
@@ -12,24 +12,40 @@ void printTree(const NodePtr& startNode, int indent = 0) {
 }
 
 int main() {
-    auto root = SimpleNode::create("Root");
-    auto child1 = SimpleNode::create("Child1");
-    auto child2 = SimpleNode::create("Child2");
+    std::cout << "Entering main scope...\n\n";
 
-    root->linkChild(child1);
-    root->linkChild(child2);
+    // Начало новой области видимости
+    {
+        auto root = SimpleNode::create("Root");
+        auto child2 = SimpleNode::create("Child2");
 
-    auto subchild = SimpleNode::create("SubChild");
-    child1->linkChild(subchild);
+        root->linkChild(child2);
 
-    std::cout << "Initial tree:\n";
-    printTree(root);
+	{
+		auto child1 = SimpleNode::create("Child1");
+		root->linkChild(child1);
+		auto subchild = SimpleNode::create("SubChild");
+		child1->linkChild(subchild);
+		auto child3 = SimpleNode::create("Child3");
+		root->linkChild(child3);
+		auto subchild2 = SimpleNode::create("SubChild2");
+		child3->linkChild(subchild2);
 
-    std::cout << "\nUnlinking Child1...\n";
-    child1->unlinkParent();
+		std::cout << "Initial tree:\n";
+		printTree(root);
 
-    std::cout << "\nFinal tree:\n";
-    printTree(root);
+		std::cout << "\nUnlinking Child1...\n";
+		child1->unlinkParent();
+		std::cout << "\nTree after unlink:\n";
+		printTree(root);
+	}
+
+        std::cout << "\nTree after scope out:\n";
+        printTree(root);
+
+    } // <--- КОНЕЦ ОБЛАСТИ ВИДИМОСТИ
+
+    std::cout << "\nExited main scope. All smart pointers destroyed.\n";
 
     return 0;
 }