feat: inheritance constructor

chapters/chapter_02/CMakeLists.txt

@@ -9,7 +9,8 @@ add_library(
   src/structured_binding.cpp
   src/type_inference.cpp
   src/variadic_templates.cpp
-  src/delegate_constructor.cpp)
+  src/delegate_constructor.cpp
+  src/inheritance_constructor.cpp)
 
 target_compile_features(chapter_02 PUBLIC cxx_std_20)
 

chapters/chapter_02/include/inheritance_constructor.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include "chapter_interface.h"
+
+class InheritanceConstructor : public ChapterTest {
+public:
+  virtual void run() override;
+  virtual const char *name() const override {
+    return "Inheritance constructor test";
+  };
+};

chapters/chapter_02/src/inheritance_constructor.cpp

@@ -0,0 +1,22 @@
+#include "inheritance_constructor.h"
+#include <iostream>
+
+class BaseClass {
+private:
+  int value;
+
+public:
+  BaseClass(int value) : value(value){};
+  void print() { std::cout << value; };
+};
+
+class SubClass : public BaseClass {
+public:
+  using BaseClass::BaseClass;
+};
+
+void InheritanceConstructor::run() {
+  std::cout << "SubClass(23).print(): ";
+  SubClass(23).print();
+  std::cout << std::endl;
+}

src/main.cpp

@@ -7,6 +7,7 @@
 #include "delegate_constructor.h"
 #include "if_constexpr.h"
 #include "ifswitch.h"
+#include "inheritance_constructor.h"
 #include "initlist.h"
 #include "null.h"
 #include "range_based_for.h"
@@ -32,6 +33,7 @@ int main(int argc, char **argv) {
   chapter_2_tests.emplace_back(std::make_unique<RangeBasedForTest>());
   chapter_2_tests.emplace_back(std::make_unique<VariadicTemplates>());
   chapter_2_tests.emplace_back(std::make_unique<DelegateConstructor>());
+  chapter_2_tests.emplace_back(std::make_unique<InheritanceConstructor>());
 
   for (auto &test : chapter_2_tests) {
     std::cout << "\n" << test->name() << ":" << std::endl;