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1 | // Copyright (c) 2001-2011 Hartmut Kaiser |
2 | // | |
3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
5 | ||
6 | #if !defined(BOOST_SPIRIT_KARMA_DETAIL_GENERATE_TO_FEB_20_2007_0417PM) | |
7 | #define BOOST_SPIRIT_KARMA_DETAIL_GENERATE_TO_FEB_20_2007_0417PM | |
8 | ||
9 | #if defined(_MSC_VER) | |
10 | #pragma once | |
11 | #endif | |
12 | ||
13 | #include <boost/spirit/home/support/unused.hpp> | |
14 | #include <boost/spirit/home/support/char_class.hpp> | |
15 | #include <boost/spirit/home/karma/detail/output_iterator.hpp> | |
16 | ||
17 | namespace boost { namespace spirit { namespace karma { namespace detail | |
18 | { | |
19 | /////////////////////////////////////////////////////////////////////////// | |
20 | // These utility functions insert the given parameter into the supplied | |
21 | // output iterator. | |
22 | // If the attribute is spirit's unused_type, this is a no_op. | |
23 | /////////////////////////////////////////////////////////////////////////// | |
24 | template < | |
25 | typename OutputIterator, typename Attribute, typename CharEncoding | |
26 | , typename Tag> | |
27 | inline bool | |
28 | generate_to(OutputIterator& sink, Attribute const& p, CharEncoding, Tag) | |
29 | { | |
30 | *sink = spirit::char_class::convert<CharEncoding>::to(Tag(), p); | |
31 | ++sink; | |
32 | return detail::sink_is_good(sink); | |
33 | } | |
34 | ||
35 | template <typename OutputIterator, typename Attribute> | |
36 | inline bool | |
37 | generate_to(OutputIterator& sink, Attribute const& p, unused_type, unused_type) | |
38 | { | |
39 | *sink = p; | |
40 | ++sink; | |
41 | return detail::sink_is_good(sink); | |
42 | } | |
43 | ||
44 | template <typename OutputIterator, typename CharEncoding, typename Tag> | |
45 | inline bool generate_to(OutputIterator&, unused_type, CharEncoding, Tag) | |
46 | { | |
47 | return true; | |
48 | } | |
49 | ||
50 | template <typename OutputIterator, typename Attribute> | |
51 | inline bool | |
52 | generate_to(OutputIterator& sink, Attribute const& p) | |
53 | { | |
54 | *sink = p; | |
55 | ++sink; | |
56 | return detail::sink_is_good(sink); | |
57 | } | |
58 | ||
59 | template <typename OutputIterator> | |
60 | inline bool generate_to(OutputIterator&, unused_type) | |
61 | { | |
62 | return true; | |
63 | } | |
64 | ||
65 | }}}} // namespace boost::spirit::karma::detail | |
66 | ||
67 | #endif // KARMA_CORE_DETAIL_INSERT_TO_HPP |