From 5a3798a6042d2dee5183fe3229a60db2061a1500 Mon Sep 17 00:00:00 2001
From: Michael Mandl <mandlm@molez.net>
Date: Fri, 20 Oct 2023 14:27:28 +0200
Subject: [PATCH] feat: add initializer list

---
 CMakeLists.txt     |  2 +-
 include/initlist.h |  5 +++++
 src/initlist.cpp   | 22 ++++++++++++++++++++++
 src/main.cpp       |  8 ++++++--
 4 files changed, 34 insertions(+), 3 deletions(-)
 create mode 100644 include/initlist.h
 create mode 100644 src/initlist.cpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6508d20..e5f9770 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,7 +20,7 @@ configure_file("${PROJECT_SOURCE_DIR}/include/version.h.in"
                "${PROJECT_BINARY_DIR}/include/version.h")
 
 add_executable(hello src/main.cpp src/null.cpp src/constexp.cpp
-                     src/ifswitch.cpp)
+                     src/ifswitch.cpp src/initlist.cpp)
 
 target_compile_features(hello PUBLIC cxx_std_20)
 
diff --git a/include/initlist.h b/include/initlist.h
new file mode 100644
index 0000000..aa02a20
--- /dev/null
+++ b/include/initlist.h
@@ -0,0 +1,5 @@
+#pragma once
+
+namespace initlist {
+void test();
+};
diff --git a/src/initlist.cpp b/src/initlist.cpp
new file mode 100644
index 0000000..01c0c02
--- /dev/null
+++ b/src/initlist.cpp
@@ -0,0 +1,22 @@
+#include "initlist.h"
+#include <initializer_list>
+#include <iostream>
+#include <vector>
+
+class InitList {
+public:
+  std::vector<unsigned int> _list;
+
+  InitList(std::initializer_list<unsigned int> list) : _list(list) {}
+};
+
+void initlist::test() {
+
+  InitList initList{1, 2, 3, 4, 5};
+
+  std::cout << "InitList: ";
+  for (const auto &item : initList._list) {
+    std::cout << item << " ";
+  }
+  std::cout << std::endl;
+}
diff --git a/src/main.cpp b/src/main.cpp
index 2830650..8dd124e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,11 +1,11 @@
 #include <cstdlib>
 #include <iostream>
 
-#include "version.h"
-
 #include "constexp.h"
 #include "ifswitch.h"
+#include "initlist.h"
 #include "null.h"
+#include "version.h"
 
 int main(int argc, char **argv) {
 
@@ -23,6 +23,10 @@ int main(int argc, char **argv) {
             << "Ifswitch test:" << std::endl;
   ifswitch::test();
 
+  std::cout << "\n"
+            << "Initializer list test:" << std::endl;
+  initlist::test();
+
   std::cout << "\nExiting" << std::endl;
 
   return EXIT_SUCCESS;