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Subject: [Boost-commit] svn:boost r71382 - in branches/release: . boost boost/bimap boost/date_time boost/date_time/posix_time boost/fusion boost/geometry boost/geometry/algorithms boost/geometry/arithmetic boost/geometry/core boost/geometry/domains boost/geometry/geometries boost/geometry/iterators boost/geometry/multi boost/geometry/policies boost/geometry/ranges boost/geometry/strategies boost/geometry/util boost/geometry/views boost/gil boost/graph boost/icl boost/integer boost/interprocess boost/intrusive boost/iostreams boost/msm boost/numeric/ublas boost/program_options boost/property_tree boost/signals boost/spirit boost/spirit/home boost/spirit/home/karma boost/spirit/home/support boost/statechart boost/tuple boost/type_traits boost/typeof boost/utility boost/uuid boost/variant boost/wave libs libs/date_time libs/date_time/data libs/date_time/example/gregorian libs/date_time/example/local_time libs/date_time/example/posix_time libs/date_time/example/tutorial libs/date_time/test/posix_time libs/date_time/xmldoc libs/fusion libs/geometry libs/geometry/doc libs/geometry/doc/concept libs/geometry/doc/doxy libs/geometry/doc/generated libs/geometry/doc/html libs/geometry/doc/reference libs/geometry/doc/src libs/geometry/example libs/geometry/test libs/graph/doc libs/graph_parallel libs/icl libs/icl/doc libs/icl/doc/html libs/icl/doc/html/header/boost/icl libs/icl/test libs/icl/test/test_doc_code_ libs/integer libs/mpi/build libs/mpl/doc/refmanual libs/mpl/doc/src/refmanual libs/numeric/ublas libs/numeric/ublas/doc libs/parameter/doc/html libs/phoenix/doc libs/phoenix/doc/examples libs/program_options libs/property_tree libs/serialization libs/serialization/doc libs/serialization/vc7ide libs/signals libs/signals2 libs/spirit libs/spirit/classic/example libs/spirit/doc libs/spirit/example libs/spirit/phoenix libs/spirit/test libs/spirit/test/qi libs/statechart libs/static_assert libs/timer libs/tuple/test libs/type_traits libs/typeof/doc libs/units/test libs/utility libs/utility/swap/test libs/uuid libs/wave status tools tools/bcp tools/regression tools/regression/src tools/wave
From: steven_at_[hidden]
Date: 2011-04-19 16:10:44

Author: steven_watanabe
Date: 2011-04-19 16:10:43 EDT (Tue, 19 Apr 2011)
New Revision: 71382
URL: http://svn.boost.org/trac/boost/changeset/71382

Log:
Merge [67751] from the trunk.
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Text files modified:
   branches/release/boost/tuple/tuple_io.hpp | 39 +++++++++++++++++++++++++++++++++++++++
   branches/release/libs/tuple/test/io_test.cpp | 6 ++++++
   2 files changed, 45 insertions(+), 0 deletions(-)

Modified: branches/release/boost/tuple/tuple_io.hpp
==============================================================================
--- branches/release/boost/tuple/tuple_io.hpp (original)
+++ branches/release/boost/tuple/tuple_io.hpp 2011-04-19 16:10:43 EDT (Tue, 19 Apr 2011)
@@ -29,6 +29,8 @@
#include <ostream>
#endif

+#include <sstream>
+
#include "boost/tuple/tuple.hpp"

// This is ugly: one should be using twoargument isspace since whitspace can
@@ -244,6 +246,22 @@

}

+template<class T>
+inline bool handle_width(std::ostream& o, const T& t) {
+ std::streamsize width = o.width();
+ if(width == 0) return false;
+
+ std::ostringstream ss;
+
+ ss.copyfmt(o);
+ ss.tie(0);
+ ss.width(0);
+
+ ss << t;
+ o << ss.str();
+
+ return true;
+}

#else
@@ -280,6 +298,23 @@
   return print(o, t.tail);
}

+template<class CharT, class Traits, class T>
+inline bool handle_width(std::basic_ostream<CharT, Traits>& o, const T& t) {
+ std::streamsize width = o.width();
+ if(width == 0) return false;
+
+ std::basic_ostringstream<CharT, Traits> ss;
+
+ ss.copyfmt(o);
+ ss.tie(0);
+ ss.width(0);
+
+ ss << t;
+ o << ss.str();
+
+ return true;
+}
+
#endif // BOOST_NO_TEMPLATED_STREAMS

} // namespace detail
@@ -288,6 +323,7 @@

inline std::ostream& operator<<(std::ostream& o, const null_type& t) {
   if (!o.good() ) return o;
+ if (detail::handle_width(o, t)) return o;

   const char l =
     detail::format_info::get_manipulator(o, detail::format_info::open);
@@ -303,6 +339,7 @@
template<class T1, class T2>
inline std::ostream& operator<<(std::ostream& o, const cons<T1, T2>& t) {
   if (!o.good() ) return o;
+ if (detail::handle_width(o, t)) return o;

   const char l =
     detail::format_info::get_manipulator(o, detail::format_info::open);
@@ -325,6 +362,7 @@
operator<<(std::basic_ostream<CharType, CharTrait>& o,
            const null_type& t) {
   if (!o.good() ) return o;
+ if (detail::handle_width(o, t)) return o;

   const CharType l =
     detail::format_info::get_manipulator(o, detail::format_info::open);
@@ -342,6 +380,7 @@
operator<<(std::basic_ostream<CharType, CharTrait>& o,
            const cons<T1, T2>& t) {
   if (!o.good() ) return o;
+ if (detail::handle_width(o, t)) return o;

   const CharType l =
     detail::format_info::get_manipulator(o, detail::format_info::open);

Modified: branches/release/libs/tuple/test/io_test.cpp
==============================================================================
--- branches/release/libs/tuple/test/io_test.cpp (original)
+++ branches/release/libs/tuple/test/io_test.cpp 2011-04-19 16:10:43 EDT (Tue, 19 Apr 2011)
@@ -20,6 +20,7 @@
#include <iterator>
#include <algorithm>
#include <string>
+#include <iomanip>

#if defined BOOST_NO_STRINGSTREAM
#include <strstream>
@@ -77,6 +78,11 @@
   os3 << set_close(']');
   os3 << make_tuple();
   BOOST_CHECK (os3.str() == std::string("()[]") );
+
+ // check width
+ useThisOStringStream os4;
+ os4 << std::setw(10) << make_tuple(1, 2, 3);
+ BOOST_CHECK (os4.str() == std::string(" (1 2 3)") );

   std::ofstream tmp("temp.tmp");

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