Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 78 insertions, 0 deletions

diff --git a/src/boost/libs/poly_collection/example/rolegame.hpp b/src/boost/libs/poly_collection/example/rolegame.hpp
new file mode 100644
index 000000000..cb1e9b1fc
--- /dev/null
+++ b/src/boost/libs/poly_collection/example/rolegame.hpp
@@ -0,0 +1,78 @@
+/* Copyright 2016-2017 Joaquin M Lopez Munoz.
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or copy at
+ * http://www.boost.org/LICENSE_1_0.txt)
+ *
+ * See http://www.boost.org/libs/poly_collection for library home page.
+ */
+
+#ifndef BOOST_POLY_COLLECTION_EXAMPLE_ROLEGAME_HPP
+#define BOOST_POLY_COLLECTION_EXAMPLE_ROLEGAME_HPP
+
+#if defined(_MSC_VER)
+#pragma once
+#endif
+
+/* entities of a purported role game used in the examples */
+
+#include <iostream>
+#include <string>
+#include <utility>
+
+//[rolegame_1
+struct sprite
+{
+  sprite(int id):id{id}{}
+  virtual ~sprite()=default;
+  virtual void render(std::ostream& os)const=0;
+
+  int id;
+};
+//]
+
+//[rolegame_2
+struct warrior:sprite
+{
+  using sprite::sprite;
+  warrior(std::string rank,int id):sprite{id},rank{std::move(rank)}{}
+
+  void render(std::ostream& os)const override{os<<rank<<" "<<id;}
+
+  std::string rank="warrior";
+};
+
+struct juggernaut:warrior
+{
+  juggernaut(int id):warrior{"juggernaut",id}{}
+};
+
+struct goblin:sprite
+{
+  using sprite::sprite;
+  void render(std::ostream& os)const override{os<<"goblin "<<id;}
+};
+//]
+
+//[rolegame_3
+struct window
+{
+  window(std::string caption):caption{std::move(caption)}{}
+
+  void display(std::ostream& os)const{os<<"["<<caption<<"]";}
+
+  std::string caption;
+};
+//]
+
+//[rolegame_4
+struct elf:sprite
+{
+  using sprite::sprite;
+  elf(const elf&)=delete; // not copyable
+  elf(elf&&)=default;     // but moveable
+  void render(std::ostream& os)const override{os<<"elf "<<id;}
+};
+//]
+
+
+#endif