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/// Copyright 2013-2025 Daniel Parker
// Distributed under the Boost license, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See https://github.com/danielaparker/jsoncons for latest version
#ifndef JSONCONS_EXT_CSV_CSV_ERROR_HPP
#define JSONCONS_EXT_CSV_CSV_ERROR_HPP
#include <string>
#include <system_error>
#include <type_traits>
namespace jsoncons { namespace csv {
enum class csv_errc : int
{
success = 0,
unexpected_eof = 1,
source_error,
expected_quote,
syntax_error,
invalid_parse_state,
invalid_escaped_char,
unexpected_char_between_fields,
max_nesting_depth_exceeded
};
class csv_error_category_impl
: public std::error_category
{
public:
const char* name() const noexcept override
{
return "jsoncons/csv";
}
std::string message(int ev) const override
{
switch (static_cast<csv_errc>(ev))
{
case csv_errc::unexpected_eof:
return "Unexpected end of file";
case csv_errc::source_error:
return "Source error";
case csv_errc::expected_quote:
return "Expected quote character";
case csv_errc::syntax_error:
return "CSV syntax error";
case csv_errc::invalid_parse_state:
return "Invalid CSV parser state";
case csv_errc::invalid_escaped_char:
return "Invalid character following quote escape character";
case csv_errc::unexpected_char_between_fields:
return "Unexpected character between fields";
case csv_errc::max_nesting_depth_exceeded:
return "Data item nesting exceeds limit in options";
default:
return "Unknown CSV parser error";
}
}
};
inline
const std::error_category& csv_error_category()
{
static csv_error_category_impl instance;
return instance;
}
inline
std::error_code make_error_code(csv_errc result)
{
return std::error_code(static_cast<int>(result),csv_error_category());
}
} // namespace jsonpath
} // namespace jsoncons
namespace std {
template<>
struct is_error_code_enum<jsoncons::csv::csv_errc> : public true_type
{
};
} // namespace std
#endif // JSONCONS_EXT_CSV_CSV_ERROR_HPP
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