Added thirdparty: boost library

2026-08-16 12:18:09 +00:00 · 2024-01-06 19:55:56 +02:00
parent bf49f439e1
commit bccd1e7051
15683 changed files with 3239840 additions and 0 deletions
@@ -0,0 +1,35 @@
+/*!
+@file
+Defines `boost::hana::Iterable`.
+
+Copyright Louis Dionne 2013-2022
+Distributed under the Boost Software License, Version 1.0.
+(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
+ */
+
+#ifndef BOOST_HANA_CONCEPT_ITERABLE_HPP
+#define BOOST_HANA_CONCEPT_ITERABLE_HPP
+
+#include <boost/hana/fwd/concept/iterable.hpp>
+
+#include <boost/hana/at.hpp>
+#include <boost/hana/config.hpp>
+#include <boost/hana/core/default.hpp>
+#include <boost/hana/core/tag_of.hpp>
+#include <boost/hana/detail/integral_constant.hpp>
+#include <boost/hana/drop_front.hpp>
+#include <boost/hana/is_empty.hpp>
+
+
+namespace boost { namespace hana {
+    template <typename It>
+    struct Iterable
+        : hana::integral_constant<bool,
+            !is_default<at_impl<typename tag_of<It>::type>>::value &&
+            !is_default<drop_front_impl<typename tag_of<It>::type>>::value &&
+            !is_default<is_empty_impl<typename tag_of<It>::type>>::value
+        >
+    { };
+}} // end namespace boost::hana
+
+#endif // !BOOST_HANA_CONCEPT_ITERABLE_HPP