120 lines
4.5 KiB
C++
120 lines
4.5 KiB
C++
// Copyright (c) 2001-2011 Hartmut Kaiser
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#if !defined(BOOST_SPIRIT_KARMA_FORMAT_MANIP_MAY_01_2007_1211PM)
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#define BOOST_SPIRIT_KARMA_FORMAT_MANIP_MAY_01_2007_1211PM
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#include <boost/spirit/home/karma/generate.hpp>
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#include <boost/spirit/home/karma/generator.hpp>
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#include <boost/spirit/home/karma/detail/output_iterator.hpp>
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#include <boost/spirit/home/karma/stream/detail/format_manip.hpp>
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#include <boost/spirit/home/support/unused.hpp>
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#include <boost/mpl/bool.hpp>
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#include <iosfwd>
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///////////////////////////////////////////////////////////////////////////////
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namespace boost { namespace spirit { namespace karma
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{
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///////////////////////////////////////////////////////////////////////////
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template <typename Expr>
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inline typename detail::format<Expr>::type
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format(Expr const& expr)
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{
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return detail::format<Expr>::call(expr);
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}
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template <typename Expr, typename Attribute>
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inline detail::format_manip<Expr, mpl::false_, mpl::false_, unused_type, Attribute>
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format(
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Expr const& expr
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, Attribute const& attr)
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{
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using karma::detail::format_manip;
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// Report invalid expression error as early as possible.
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// If you got an error_invalid_expression error message here,
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// then the expression (expr) is not a valid spirit karma expression.
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BOOST_SPIRIT_ASSERT_MATCH(karma::domain, Expr);
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return format_manip<Expr, mpl::false_, mpl::false_, unused_type, Attribute>(
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expr, unused, attr);
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}
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///////////////////////////////////////////////////////////////////////////
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template <typename Expr, typename Delimiter>
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inline typename detail::format_delimited<Expr, Delimiter>::type
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format_delimited(
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Expr const& expr
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, Delimiter const& d
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, BOOST_SCOPED_ENUM(delimit_flag) pre_delimit =
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delimit_flag::dont_predelimit)
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{
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return detail::format_delimited<Expr, Delimiter>::call(expr, d, pre_delimit);
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}
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template <typename Expr, typename Delimiter, typename Attribute>
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inline detail::format_manip<Expr, mpl::false_, mpl::false_, Delimiter, Attribute>
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format_delimited(
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Expr const& xpr
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, Delimiter const& d
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, BOOST_SCOPED_ENUM(delimit_flag) pre_delimit
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, Attribute const& attr)
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{
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using karma::detail::format_manip;
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// Report invalid expression error as early as possible.
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// If you got an error_invalid_expression error message here,
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// then the expression (expr) is not a valid spirit karma expression.
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BOOST_SPIRIT_ASSERT_MATCH(karma::domain, Expr);
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BOOST_SPIRIT_ASSERT_MATCH(karma::domain, Delimiter);
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return format_manip<Expr, mpl::false_, mpl::false_, Delimiter, Attribute>(
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xpr, d, pre_delimit, attr);
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}
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template <typename Expr, typename Delimiter, typename Attribute>
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inline detail::format_manip<Expr, mpl::false_, mpl::false_, Delimiter, Attribute>
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format_delimited(
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Expr const& xpr
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, Delimiter const& d
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, Attribute const& attr)
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{
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using karma::detail::format_manip;
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// Report invalid expression error as early as possible.
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// If you got an error_invalid_expression error message here,
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// then the expression (expr) is not a valid spirit karma expression.
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BOOST_SPIRIT_ASSERT_MATCH(karma::domain, Expr);
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BOOST_SPIRIT_ASSERT_MATCH(karma::domain, Delimiter);
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return format_manip<Expr, mpl::false_, mpl::false_, Delimiter, Attribute>(
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xpr, d, delimit_flag::dont_predelimit, attr);
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}
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///////////////////////////////////////////////////////////////////////////
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template<typename Char, typename Traits, typename Derived>
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inline std::basic_ostream<Char, Traits> &
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operator<< (std::basic_ostream<Char, Traits> &os, generator<Derived> const& g)
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{
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typedef traits::properties_of<
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typename result_of::compile<karma::domain, Derived>::type
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> properties;
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typedef karma::ostream_iterator<Char, Char, Traits> outiter_type;
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outiter_type target_sink(os);
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karma::detail::output_iterator<outiter_type, properties> sink(target_sink);
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if (!g.derived().generate(sink, unused, unused, unused))
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{
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os.setstate(std::basic_ostream<Char, Traits>::failbit);
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}
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return os;
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}
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}}}
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#endif
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