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lokinet/libabyss/src/json.cpp

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#include <abyss/json.hpp>
#include <util/string_view.hpp>
#include <cstring>
#include <string>
#include <vector>
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namespace abyss
{
namespace json
{
struct RapidJSONParser : public IParser
{
RapidJSONParser(size_t contentSize) : m_Buf(contentSize + 1), m_Offset(0)
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{
}
std::vector< char > m_Buf;
size_t m_Offset;
bool
FeedData(const char* buf, size_t sz)
{
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if(m_Offset + sz > m_Buf.size() - 1)
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return false;
memcpy(m_Buf.data() + m_Offset, buf, sz);
m_Offset += sz;
m_Buf[m_Offset] = 0;
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return true;
}
Result
Parse(Document& obj) const
{
if(m_Offset < m_Buf.size() - 1)
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return eNeedData;
obj.Parse(m_Buf.data());
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if(obj.HasParseError())
return eParseError;
return eDone;
}
};
IParser*
MakeParser(size_t contentSize)
{
return new RapidJSONParser(contentSize);
}
void
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ToString(const json::Document& val, std::ostream& out)
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{
Stream s(out);
rapidjson::Writer< Stream > writer(s);
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val.Accept(writer);
}
} // namespace json
} // namespace abyss