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Improved to_string(std::pair) support.

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[SVN r79252]
This commit is contained in:
Emil Dotchevski
2012-07-03 23:41:52 +00:00
parent e25f33aaf6
commit 9508b38e22
2 changed files with 13 additions and 0 deletions
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5
include/boost/exception/to_string.hpp
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@ -19,11 +19,16 @@
namespace namespace
boost boost
{ {
template <class T,class U>
std::string to_string( std::pair<T,U> const & );
std::string to_string( std::exception const & );
namespace namespace
to_string_detail to_string_detail
{ {
template <class T> template <class T>
typename disable_if<is_output_streamable<T>,char>::type to_string( T const & ); typename disable_if<is_output_streamable<T>,char>::type to_string( T const & );
using boost::to_string;
template <class,bool IsOutputStreamable> template <class,bool IsOutputStreamable>
struct has_to_string_impl; struct has_to_string_impl;

8
include/boost/exception/to_string_stub.hpp
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@ -101,6 +101,14 @@ boost
{ {
return exception_detail::to_string_dispatch::dispatch(x,s); return exception_detail::to_string_dispatch::dispatch(x,s);
} }
template <class T,class U,class Stub>
inline
std::string
to_string_stub( std::pair<T,U> const & x, Stub s )
{
return std::string("(") + to_string_stub(x.first,s) + ',' + to_string_stub(x.second,s) + ')';
}
} }
#if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS) #if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)