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0001 // 0002 // Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com) 0003 // 0004 // Distributed under the Boost Software License, Version 1.0. (See accompanying 0005 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 0006 // 0007 // Official repository: https://github.com/boostorg/json 0008 // 0009 0010 #ifndef BOOST_JSON_ERROR_HPP 0011 #define BOOST_JSON_ERROR_HPP 0012 0013 #include <boost/json/detail/config.hpp> 0014 0015 namespace boost { 0016 namespace json { 0017 0018 /** Error codes returned by JSON operations 0019 0020 */ 0021 enum class error 0022 { 0023 // 0024 // parse errors 0025 // 0026 0027 /// syntax error 0028 syntax = 1, 0029 0030 /// extra data 0031 extra_data, 0032 0033 /// incomplete JSON 0034 incomplete, 0035 0036 /// exponent too large 0037 exponent_overflow, 0038 0039 /// too deep 0040 too_deep, 0041 0042 /// illegal leading surrogate 0043 illegal_leading_surrogate, 0044 0045 /// illegal trailing surrogate 0046 illegal_trailing_surrogate, 0047 0048 /// expected hex digit 0049 expected_hex_digit, 0050 0051 /// expected utf16 escape 0052 expected_utf16_escape, 0053 0054 /// An object contains too many elements 0055 object_too_large, 0056 0057 /// An array contains too many elements 0058 array_too_large, 0059 0060 /// A key is too large 0061 key_too_large, 0062 0063 /// A string is too large 0064 string_too_large, 0065 0066 /// A number is too large 0067 number_too_large, 0068 0069 /// error occured when trying to read input 0070 input_error, 0071 0072 // 0073 // generic errors 0074 // 0075 0076 /// An exception was thrown during operation 0077 exception, 0078 0079 /// A requested element is outside of container's range 0080 out_of_range, 0081 0082 /// test failure 0083 test_failure, 0084 0085 // 0086 // JSON Pointer errors 0087 // 0088 0089 /// missing slash character before token reference 0090 missing_slash, 0091 0092 /// invalid escape sequence 0093 invalid_escape, 0094 0095 /// token should be a number but cannot be parsed as such 0096 token_not_number, 0097 0098 /// current value is neither an object nor an array 0099 value_is_scalar, 0100 0101 /// current value does not contain referenced value 0102 not_found, 0103 0104 /// token cannot be represented by std::size_t 0105 token_overflow, 0106 0107 /// past-the-end index is not supported 0108 past_the_end, 0109 0110 // 0111 // Conversion errors 0112 // 0113 0114 /// JSON number was expected during conversion 0115 not_number, 0116 0117 /// number cast is not exact 0118 not_exact, 0119 0120 /// JSON null was expected during conversion 0121 not_null, 0122 0123 /// JSON bool was expected during conversion 0124 not_bool, 0125 0126 /// JSON array was expected during conversion 0127 not_array, 0128 0129 /// JSON object was expected during conversion 0130 not_object, 0131 0132 /// JSON string was expected during conversion 0133 not_string, 0134 0135 /// std::int64_t was expected during conversion 0136 not_int64, 0137 0138 /// std::uint64_t was expected during conversion 0139 not_uint64, 0140 0141 /// `double` was expected during conversion 0142 not_double, 0143 0144 /// JSON integer was expected during conversion 0145 not_integer, 0146 0147 /// source composite has size incompatible with target 0148 size_mismatch, 0149 0150 /// none of the possible conversions were successful 0151 exhausted_variants, 0152 0153 /// the key does not correspond to a known name 0154 unknown_name, 0155 }; 0156 0157 /** Error conditions corresponding to JSON errors 0158 */ 0159 enum class condition 0160 { 0161 /// A parser-related error 0162 parse_error = 1, 0163 0164 /// An error related to parsing JSON pointer string 0165 pointer_parse_error, 0166 0167 /// An error related to applying JSON pointer string to a value 0168 pointer_use_error, 0169 0170 /// A conversion error 0171 conversion_error, 0172 0173 /// A generic error 0174 generic_error, 0175 }; 0176 0177 } // namespace json 0178 } // namespace boost 0179 0180 #include <boost/json/impl/error.hpp> 0181 0182 #endif
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