Added thirdparty: boost library

2026-08-19 13:48:11 +00:00 · 2024-01-06 19:55:56 +02:00
parent bf49f439e1
commit bccd1e7051
15683 changed files with 3239840 additions and 0 deletions
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+#ifndef BOOST_METAPARSE_V1_UTIL_IS_LETTER_HPP
+#define BOOST_METAPARSE_V1_UTIL_IS_LETTER_HPP
+
+// Copyright Abel Sinkovics (abel@sinkovics.hu)  2009 - 2010.
+// 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)
+
+#include <boost/metaparse/v1/util/is_ucase_letter.hpp>
+#include <boost/metaparse/v1/util/is_lcase_letter.hpp>
+
+#include <boost/mpl/bool.hpp>
+#include <boost/mpl/vector.hpp>
+
+namespace boost
+{
+  namespace metaparse
+  {
+    namespace v1
+    {
+      namespace util
+      {
+        template <class C = boost::mpl::na>
+        struct is_letter :
+          boost::mpl::bool_<
+            is_lcase_letter<C>::type::value || is_ucase_letter<C>::type::value
+          >
+        {};
+
+        template <>
+        struct is_letter<boost::mpl::na>
+        {
+          typedef is_letter type;
+          
+          template <class C = boost::mpl::na>
+          struct apply : is_letter<C> {};
+        };
+      }
+    }
+  }
+}
+
+#endif
+