Sha256: ebe12b219b75180dab17e7a982330b38607cd783471c7cac1352a436478075ac
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Versions: 34
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Stored size: 948 Bytes
Contents
// Copyright (c) 2018-2020 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/taocpp/json/
#ifndef TAO_JSON_EVENTS_LIMIT_VALUE_COUNT_HPP
#define TAO_JSON_EVENTS_LIMIT_VALUE_COUNT_HPP
#include <cstddef>
#include <cstdint>
#include <stdexcept>
namespace tao::json::events
{
template< typename Consumer, std::size_t Limit >
class limit_value_count
: public Consumer
{
private:
std::size_t m_count = 1; // Top-level value is implied.
void count_and_limit()
{
if( ++m_count > Limit ) {
throw std::runtime_error( "value count limit exceeded" );
}
}
public:
using Consumer::Consumer;
void element()
{
count_and_limit();
Consumer::element();
}
void member()
{
count_and_limit();
Consumer::member();
}
};
} // namespace tao::json::events
#endif
Version data entries
34 entries across 34 versions & 1 rubygems