117 lines
4.4 KiB
C++
Executable File
117 lines
4.4 KiB
C++
Executable File
// Copyright (c) 2001-2008 Hartmut Kaiser
|
|
//
|
|
// 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)
|
|
|
|
#if !defined(BOOST_SPIRIT_KARMA_SPACE_MAR_06_2007_0934PM)
|
|
#define BOOST_SPIRIT_KARMA_SPACE_MAR_06_2007_0934PM
|
|
|
|
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
|
|
#pragma once // MS compatible compilers support #pragma once
|
|
#endif
|
|
|
|
#include <boost/spirit/home/karma/domain.hpp>
|
|
#include <boost/spirit/home/karma/delimit.hpp>
|
|
#include <boost/spirit/home/karma/detail/generate_to.hpp>
|
|
#include <boost/spirit/home/support/char_class.hpp>
|
|
#include <boost/spirit/home/support/detail/to_narrow.hpp>
|
|
#include <boost/spirit/home/support/iso8859_1.hpp>
|
|
#include <boost/spirit/home/support/ascii.hpp>
|
|
#include <boost/spirit/home/support/standard.hpp>
|
|
#include <boost/spirit/home/support/standard_wide.hpp>
|
|
|
|
namespace boost { namespace spirit { namespace karma
|
|
{
|
|
///////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// space
|
|
// generates a single character from the associated parameter
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////
|
|
template <typename Tag, typename Char>
|
|
struct any_space_char
|
|
{
|
|
template <typename Component, typename Context, typename Unused>
|
|
struct attribute
|
|
{
|
|
typedef Char type;
|
|
};
|
|
|
|
typedef typename Tag::char_set char_set;
|
|
typedef typename Tag::char_class char_class_;
|
|
|
|
// space has a parameter attached
|
|
template <typename Component, typename OutputIterator,
|
|
typename Context, typename Delimiter, typename Parameter>
|
|
static bool
|
|
generate(Component const& /*component*/, OutputIterator& sink,
|
|
Context& /*ctx*/, Delimiter const& d, Parameter const& ch)
|
|
{
|
|
using spirit::char_class::classify;
|
|
BOOST_ASSERT(classify<char_set>::is(char_class_(), ch));
|
|
detail::generate_to(sink, ch);
|
|
karma::delimit(sink, d); // always do post-delimiting
|
|
return true;
|
|
}
|
|
|
|
// this space has no parameter attached, just generate a single ' '
|
|
template <typename Component, typename OutputIterator,
|
|
typename Context, typename Delimiter>
|
|
static bool
|
|
generate(Component const&, OutputIterator& sink, Context&,
|
|
Delimiter const& d, unused_type)
|
|
{
|
|
detail::generate_to(sink, ' '); // generate a single space
|
|
karma::delimit(sink, d); // always do post-delimiting
|
|
return true;
|
|
}
|
|
|
|
template <typename Component, typename Context>
|
|
static std::string what(Component const& component, Context const& ctx)
|
|
{
|
|
return "any-space";
|
|
}
|
|
};
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// space(...)
|
|
// generates a single space character given by a literal it was
|
|
// initialized from
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////
|
|
template <typename Tag, typename Char>
|
|
struct literal_space_char
|
|
{
|
|
template <typename Component, typename Context, typename Unused>
|
|
struct attribute
|
|
{
|
|
typedef unused_type type;
|
|
};
|
|
|
|
// any_char has a parameter attached
|
|
template <typename Component, typename OutputIterator,
|
|
typename Context, typename Delimiter, typename Parameter>
|
|
static bool
|
|
generate(Component const& component, OutputIterator& sink,
|
|
Context& /*ctx*/, Delimiter const& d, Parameter const& /*param*/)
|
|
{
|
|
detail::generate_to(sink, fusion::at_c<0>(component.elements));
|
|
karma::delimit(sink, d); // always do post-delimiting
|
|
return true;
|
|
}
|
|
|
|
template <typename Component, typename Context>
|
|
static std::string what(Component const& component, Context const& ctx)
|
|
{
|
|
return std::string("space('")
|
|
+ spirit::detail::to_narrow_char(
|
|
fusion::at_c<0>(component.elements))
|
|
+ "')";
|
|
}
|
|
};
|
|
|
|
}}} // namespace boost::spirit::karma
|
|
|
|
#endif // !defined(BOOST_SPIRIT_KARMA_CHAR_FEB_21_2007_0543PM)
|