1// (C) Copyright Gennadiy Rozental 2001.
2// Distributed under the Boost Software License, Version 1.0.
3// (See accompanying file LICENSE_1_0.txt or copy at
4// http://www.boost.org/LICENSE_1_0.txt)
5
6// See http://www.boost.org/libs/test for the library home page.
7//
8// File : $RCSfile$
9//
10// Version : $Revision$
11//
12// Description : simple helpers for creating cusom output manipulators
13// ***************************************************************************
14
15#ifndef BOOST_TEST_UTILS_CUSTOM_MANIP_HPP
16#define BOOST_TEST_UTILS_CUSTOM_MANIP_HPP
17
18// STL
19#include <iosfwd>
20
21#include <boost/test/detail/suppress_warnings.hpp>
22
23//____________________________________________________________________________//
24
25namespace boost {
26namespace unit_test {
27namespace utils {
28
29// ************************************************************************** //
30// ************** custom manipulators helpers ************** //
31// ************************************************************************** //
32
33template<typename Manip>
34struct custom_printer {
35 explicit custom_printer( std::ostream& ostr ) : m_ostr( &ostr ) {}
36
37 std::ostream& operator*() const { return *m_ostr; }
38
39private:
40 std::ostream* const m_ostr;
41};
42
43//____________________________________________________________________________//
44
45template<typename Uniq> struct custom_manip {};
46
47//____________________________________________________________________________//
48
49template<typename Uniq>
50inline custom_printer<custom_manip<Uniq> >
51operator<<( std::ostream& ostr, custom_manip<Uniq> const& ) { return custom_printer<custom_manip<Uniq> >( ostr ); }
52
53//____________________________________________________________________________//
54
55} // namespace utils
56} // namespace unit_test
57} // namespace boost
58
59#include <boost/test/detail/enable_warnings.hpp>
60
61#endif // BOOST_TEST_UTILS_CUSTOM_MANIP_HPP
62