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 Hu Chunming
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//
// Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// Official repository: https://github.com/boostorg/json
//
#ifndef BOOST_JSON_ERROR_HPP
#define BOOST_JSON_ERROR_HPP
#include <boost/json/detail/config.hpp>
#include <boost/json/system_error.hpp>
BOOST_JSON_NS_BEGIN
/** Error codes returned by JSON operations
*/
enum class error
{
//
// parse errors
//
/// syntax error
syntax = 1,
/// extra data
extra_data,
/// incomplete JSON
incomplete,
/// exponent too large
exponent_overflow,
/// too deep
too_deep,
/// illegal leading surrogate
illegal_leading_surrogate,
/// illegal trailing surrogate
illegal_trailing_surrogate,
/// expected hex digit
expected_hex_digit,
/// expected utf16 escape
expected_utf16_escape,
/// An object contains too many elements
object_too_large,
/// An array contains too many elements
array_too_large,
/// A key is too large
key_too_large,
/// A string is too large
string_too_large,
/// error occured when trying to read input
input_error,
//
// generic errors
//
/// An exception was thrown during operation
exception,
/// test failure
test_failure,
//
// JSON Pointer errors
//
/// missing slash character before token reference
missing_slash,
/// invalid escape sequence
invalid_escape,
/// token should be a number but cannot be parsed as such
token_not_number,
/// current value is neither an object nor an array
value_is_scalar,
/// current value does not contain referenced value
not_found,
/// token cannot be represented by std::size_t
token_overflow,
/// past-the-end index is not supported
past_the_end,
//
// Conversion errors
//
/// JSON number was expected during conversion
not_number,
/// number cast is not exact
not_exact,
/// JSON null was expected during conversion
not_null,
/// JSON bool was expected during conversion
not_bool,
/// JSON array was expected during conversion
not_array,
/// JSON object was expected during conversion
not_object,
/// JSON string was expected during conversion
not_string,
/// JSON array has size incompatible with target
size_mismatch,
/// none of the possible conversions were successful
exhausted_variants,
/// the key does not correspond to a known name
unknown_name,
};
/** Error conditions corresponding to JSON errors
*/
enum class condition
{
/// A parser-related error
parse_error = 1,
/// An error related to parsing JSON pointer string
pointer_parse_error,
/// An error related to applying JSON pointer string to a value
pointer_use_error,
/// A conversion error
conversion_error,
/// A generic error
generic_error,
};
BOOST_JSON_NS_END
#include <boost/json/impl/error.hpp>
#endif
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