exception_stream.hpp

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#ifndef MPBLOCKS_UTIL_EXCEPTION_STREAM_HPP_
#define MPBLOCKS_UTIL_EXCEPTION_STREAM_HPP_

#include <exception>
#include <sstream>

namespace mpblocks {
namespace  utility {


template <typename Exception_t>
class ExceptionStream : public std::stringstream {
 public:
  ~ExceptionStream() { throw Exception_t(str().c_str()); }

  std::ostream& operator()() { return *this; }
};

typedef ExceptionStream<std::runtime_error> ex;

} // namespace utility
} // namespace mpblocks

#endif  // MPBLOCKS_UTIL_EXCEPTION_STREAM_HPP_