Method JSONCONS_CATCH

include/jsoncons/source.hpp:390–394

                    return len;
                }
                JSONCONS_CATCH(const std::exception&)     
                {
                    stream_ptr_->clear(stream_ptr_->rdstate() | std::ios::badbit | std::ios::eofbit);
                    return 0;
                }
            }
        }
    private: