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1 #ifndef BOOST_METAPARSE_V1_UTIL_IS_LCASE_LETTER_HPP
2 #define BOOST_METAPARSE_V1_UTIL_IS_LCASE_LETTER_HPP
3 
4 // Copyright Abel Sinkovics (abel@sinkovics.hu)  2009 - 2010.
5 // Distributed under the Boost Software License, Version 1.0.
6 //    (See accompanying file LICENSE_1_0.txt or copy at
7 //          http://www.boost.org/LICENSE_1_0.txt)
8 
9 #include <boost/metaparse/v1/util/in_range_c.hpp>
10 
11 #include <boost/mpl/vector.hpp>
12 
13 namespace boost
14 {
15   namespace metaparse
16   {
17     namespace v1
18     {
19       namespace util
20       {
21         template <class C = boost::mpl::na>
22         struct is_lcase_letter : in_range_c<char, 'a', 'z'>::apply<C> {};
23 
24         template <>
25         struct is_lcase_letter<boost::mpl::na>
26         {
27           typedef is_lcase_letter type;
28 
29           template <class C = boost::mpl::na>
30           struct apply : is_lcase_letter<C> {};
31         };
32       }
33     }
34   }
35 }
36 
37 #endif
38 
39