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https://github.com/nlohmann/json.git
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♿ improved error messages for binary formats #1288
This commit is the equivalent of #1282 for CBOR, MessagePack, and UBJSON.
This commit is contained in:
Niels Lohmann
@ -6297,7 +6297,8 @@ class binary_reader
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if (JSON_UNLIKELY(current != std::char_traits<char>::eof()))
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{
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return sax->parse_error(chars_read, get_token_string(), parse_error::create(110, chars_read, "expected end of input"));
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return sax->parse_error(chars_read, get_token_string(),
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parse_error::create(110, chars_read, exception_message(format, "expected end of input; last byte: 0x" + get_token_string(), "value")));
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}
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}
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@ -6330,7 +6331,7 @@ class binary_reader
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{
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// EOF
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case std::char_traits<char>::eof():
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return unexpect_eof();
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return unexpect_eof(input_format_t::cbor, "value");
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// Integer 0x00..0x17 (0..23)
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case 0x00:
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@ -6362,25 +6363,25 @@ class binary_reader
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case 0x18: // Unsigned integer (one-byte uint8_t follows)
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{
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uint8_t number;
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return get_number(number) and sax->number_unsigned(number);
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return get_number(input_format_t::cbor, number) and sax->number_unsigned(number);
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}
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case 0x19: // Unsigned integer (two-byte uint16_t follows)
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{
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uint16_t number;
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return get_number(number) and sax->number_unsigned(number);
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return get_number(input_format_t::cbor, number) and sax->number_unsigned(number);
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}
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case 0x1A: // Unsigned integer (four-byte uint32_t follows)
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{
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uint32_t number;
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return get_number(number) and sax->number_unsigned(number);
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return get_number(input_format_t::cbor, number) and sax->number_unsigned(number);
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}
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case 0x1B: // Unsigned integer (eight-byte uint64_t follows)
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{
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uint64_t number;
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return get_number(number) and sax->number_unsigned(number);
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return get_number(input_format_t::cbor, number) and sax->number_unsigned(number);
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}
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// Negative integer -1-0x00..-1-0x17 (-1..-24)
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@ -6413,25 +6414,25 @@ class binary_reader
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case 0x38: // Negative integer (one-byte uint8_t follows)
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{
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uint8_t number;
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return get_number(number) and sax->number_integer(static_cast<number_integer_t>(-1) - number);
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return get_number(input_format_t::cbor, number) and sax->number_integer(static_cast<number_integer_t>(-1) - number);
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}
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case 0x39: // Negative integer -1-n (two-byte uint16_t follows)
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{
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uint16_t number;
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return get_number(number) and sax->number_integer(static_cast<number_integer_t>(-1) - number);
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return get_number(input_format_t::cbor, number) and sax->number_integer(static_cast<number_integer_t>(-1) - number);
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}
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case 0x3A: // Negative integer -1-n (four-byte uint32_t follows)
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{
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uint32_t number;
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return get_number(number) and sax->number_integer(static_cast<number_integer_t>(-1) - number);
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return get_number(input_format_t::cbor, number) and sax->number_integer(static_cast<number_integer_t>(-1) - number);
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}
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case 0x3B: // Negative integer -1-n (eight-byte uint64_t follows)
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{
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uint64_t number;
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return get_number(number) and sax->number_integer(static_cast<number_integer_t>(-1)
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return get_number(input_format_t::cbor, number) and sax->number_integer(static_cast<number_integer_t>(-1)
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- static_cast<number_integer_t>(number));
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}
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@ -6500,25 +6501,25 @@ class binary_reader
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case 0x98: // array (one-byte uint8_t for n follows)
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{
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uint8_t len;
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return get_number(len) and get_cbor_array(static_cast<std::size_t>(len));
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return get_number(input_format_t::cbor, len) and get_cbor_array(static_cast<std::size_t>(len));
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}
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case 0x99: // array (two-byte uint16_t for n follow)
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{
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uint16_t len;
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return get_number(len) and get_cbor_array(static_cast<std::size_t>(len));
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return get_number(input_format_t::cbor, len) and get_cbor_array(static_cast<std::size_t>(len));
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}
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case 0x9A: // array (four-byte uint32_t for n follow)
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{
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uint32_t len;
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return get_number(len) and get_cbor_array(static_cast<std::size_t>(len));
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return get_number(input_format_t::cbor, len) and get_cbor_array(static_cast<std::size_t>(len));
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}
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case 0x9B: // array (eight-byte uint64_t for n follow)
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{
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uint64_t len;
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return get_number(len) and get_cbor_array(static_cast<std::size_t>(len));
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return get_number(input_format_t::cbor, len) and get_cbor_array(static_cast<std::size_t>(len));
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}
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case 0x9F: // array (indefinite length)
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@ -6554,25 +6555,25 @@ class binary_reader
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case 0xB8: // map (one-byte uint8_t for n follows)
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{
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uint8_t len;
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return get_number(len) and get_cbor_object(static_cast<std::size_t>(len));
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return get_number(input_format_t::cbor, len) and get_cbor_object(static_cast<std::size_t>(len));
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}
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case 0xB9: // map (two-byte uint16_t for n follow)
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{
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uint16_t len;
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return get_number(len) and get_cbor_object(static_cast<std::size_t>(len));
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return get_number(input_format_t::cbor, len) and get_cbor_object(static_cast<std::size_t>(len));
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}
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case 0xBA: // map (four-byte uint32_t for n follow)
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{
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uint32_t len;
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return get_number(len) and get_cbor_object(static_cast<std::size_t>(len));
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return get_number(input_format_t::cbor, len) and get_cbor_object(static_cast<std::size_t>(len));
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}
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case 0xBB: // map (eight-byte uint64_t for n follow)
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{
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uint64_t len;
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return get_number(len) and get_cbor_object(static_cast<std::size_t>(len));
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return get_number(input_format_t::cbor, len) and get_cbor_object(static_cast<std::size_t>(len));
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}
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case 0xBF: // map (indefinite length)
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@ -6590,12 +6591,12 @@ class binary_reader
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case 0xF9: // Half-Precision Float (two-byte IEEE 754)
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{
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const int byte1_raw = get();
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if (JSON_UNLIKELY(not unexpect_eof()))
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if (JSON_UNLIKELY(not unexpect_eof(input_format_t::cbor, "number")))
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{
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return false;
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}
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const int byte2_raw = get();
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if (JSON_UNLIKELY(not unexpect_eof()))
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if (JSON_UNLIKELY(not unexpect_eof(input_format_t::cbor, "number")))
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{
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return false;
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}
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@ -6638,19 +6639,19 @@ class binary_reader
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case 0xFA: // Single-Precision Float (four-byte IEEE 754)
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{
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float number;
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return get_number(number) and sax->number_float(static_cast<number_float_t>(number), "");
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return get_number(input_format_t::cbor, number) and sax->number_float(static_cast<number_float_t>(number), "");
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}
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case 0xFB: // Double-Precision Float (eight-byte IEEE 754)
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{
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double number;
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return get_number(number) and sax->number_float(static_cast<number_float_t>(number), "");
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return get_number(input_format_t::cbor, number) and sax->number_float(static_cast<number_float_t>(number), "");
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}
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default: // anything else (0xFF is handled inside the other types)
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{
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auto last_token = get_token_string();
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return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, "error reading CBOR; last byte: 0x" + last_token));
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return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::cbor, "invalid byte: 0x" + last_token, "value")));
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}
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}
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}
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@ -6664,7 +6665,7 @@ class binary_reader
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{
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// EOF
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case std::char_traits<char>::eof():
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return unexpect_eof();
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return unexpect_eof(input_format_t::msgpack, "value");
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// positive fixint
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case 0x00:
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@ -6885,61 +6886,61 @@ class binary_reader
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case 0xCA: // float 32
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{
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float number;
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return get_number(number) and sax->number_float(static_cast<number_float_t>(number), "");
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return get_number(input_format_t::msgpack, number) and sax->number_float(static_cast<number_float_t>(number), "");
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}
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case 0xCB: // float 64
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{
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double number;
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return get_number(number) and sax->number_float(static_cast<number_float_t>(number), "");
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return get_number(input_format_t::msgpack, number) and sax->number_float(static_cast<number_float_t>(number), "");
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}
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case 0xCC: // uint 8
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{
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uint8_t number;
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return get_number(number) and sax->number_unsigned(number);
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return get_number(input_format_t::msgpack, number) and sax->number_unsigned(number);
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}
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case 0xCD: // uint 16
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{
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uint16_t number;
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return get_number(number) and sax->number_unsigned(number);
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return get_number(input_format_t::msgpack, number) and sax->number_unsigned(number);
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}
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case 0xCE: // uint 32
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{
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uint32_t number;
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return get_number(number) and sax->number_unsigned(number);
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return get_number(input_format_t::msgpack, number) and sax->number_unsigned(number);
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}
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case 0xCF: // uint 64
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{
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uint64_t number;
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return get_number(number) and sax->number_unsigned(number);
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return get_number(input_format_t::msgpack, number) and sax->number_unsigned(number);
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}
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case 0xD0: // int 8
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{
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int8_t number;
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return get_number(number) and sax->number_integer(number);
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return get_number(input_format_t::msgpack, number) and sax->number_integer(number);
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}
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case 0xD1: // int 16
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{
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int16_t number;
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return get_number(number) and sax->number_integer(number);
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return get_number(input_format_t::msgpack, number) and sax->number_integer(number);
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}
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case 0xD2: // int 32
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{
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int32_t number;
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return get_number(number) and sax->number_integer(number);
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return get_number(input_format_t::msgpack, number) and sax->number_integer(number);
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}
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case 0xD3: // int 64
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{
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int64_t number;
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return get_number(number) and sax->number_integer(number);
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return get_number(input_format_t::msgpack, number) and sax->number_integer(number);
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}
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case 0xD9: // str 8
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@ -6953,25 +6954,25 @@ class binary_reader
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case 0xDC: // array 16
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{
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uint16_t len;
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return get_number(len) and get_msgpack_array(static_cast<std::size_t>(len));
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return get_number(input_format_t::msgpack, len) and get_msgpack_array(static_cast<std::size_t>(len));
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}
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case 0xDD: // array 32
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{
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uint32_t len;
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return get_number(len) and get_msgpack_array(static_cast<std::size_t>(len));
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return get_number(input_format_t::msgpack, len) and get_msgpack_array(static_cast<std::size_t>(len));
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}
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case 0xDE: // map 16
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{
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uint16_t len;
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return get_number(len) and get_msgpack_object(static_cast<std::size_t>(len));
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return get_number(input_format_t::msgpack, len) and get_msgpack_object(static_cast<std::size_t>(len));
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}
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case 0xDF: // map 32
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{
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uint32_t len;
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return get_number(len) and get_msgpack_object(static_cast<std::size_t>(len));
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return get_number(input_format_t::msgpack, len) and get_msgpack_object(static_cast<std::size_t>(len));
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}
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// negative fixint
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@ -7012,7 +7013,7 @@ class binary_reader
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default: // anything else
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{
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auto last_token = get_token_string();
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return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, "error reading MessagePack; last byte: 0x" + last_token));
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return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::msgpack, "invalid byte: 0x" + last_token, "value")));
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}
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}
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}
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@ -7062,6 +7063,7 @@ class binary_reader
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@brief read a number from the input
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@tparam NumberType the type of the number
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@param[in] format the current format (for diagnostics)
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@param[out] result number of type @a NumberType
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@return whether conversion completed
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@ -7071,14 +7073,14 @@ class binary_reader
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(big endian) and therefore need reordering on little endian systems.
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*/
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template<typename NumberType>
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bool get_number(NumberType& result)
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bool get_number(const input_format_t format, NumberType& result)
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{
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// step 1: read input into array with system's byte order
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std::array<uint8_t, sizeof(NumberType)> vec;
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for (std::size_t i = 0; i < sizeof(NumberType); ++i)
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{
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get();
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if (JSON_UNLIKELY(not unexpect_eof()))
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if (JSON_UNLIKELY(not unexpect_eof(format, "number")))
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{
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return false;
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}
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@ -7103,8 +7105,9 @@ class binary_reader
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@brief create a string by reading characters from the input
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@tparam NumberType the type of the number
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@param[in] format the current format (for diagnostics)
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@param[in] len number of characters to read
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@param[out] string created by reading @a len bytes
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@param[out] result string created by reading @a len bytes
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@return whether string creation completed
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@ -7113,13 +7116,13 @@ class binary_reader
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the input before we run out of string memory.
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*/
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template<typename NumberType>
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bool get_string(const NumberType len, string_t& result)
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bool get_string(const input_format_t format, const NumberType len, string_t& result)
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{
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bool success = true;
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std::generate_n(std::back_inserter(result), len, [this, &success]()
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std::generate_n(std::back_inserter(result), len, [this, &success, &format]()
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{
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get();
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if (JSON_UNLIKELY(not unexpect_eof()))
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if (JSON_UNLIKELY(not unexpect_eof(format, "string")))
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{
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success = false;
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}
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@ -7141,7 +7144,7 @@ class binary_reader
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*/
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bool get_cbor_string(string_t& result)
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{
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if (JSON_UNLIKELY(not unexpect_eof()))
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if (JSON_UNLIKELY(not unexpect_eof(input_format_t::cbor, "string")))
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{
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return false;
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}
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@ -7174,31 +7177,31 @@ class binary_reader
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case 0x76:
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case 0x77:
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{
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return get_string(current & 0x1F, result);
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return get_string(input_format_t::cbor, current & 0x1F, result);
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}
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case 0x78: // UTF-8 string (one-byte uint8_t for n follows)
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{
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uint8_t len;
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return get_number(len) and get_string(len, result);
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return get_number(input_format_t::cbor, len) and get_string(input_format_t::cbor, len, result);
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}
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case 0x79: // UTF-8 string (two-byte uint16_t for n follow)
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{
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uint16_t len;
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return get_number(len) and get_string(len, result);
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return get_number(input_format_t::cbor, len) and get_string(input_format_t::cbor, len, result);
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}
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case 0x7A: // UTF-8 string (four-byte uint32_t for n follow)
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{
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uint32_t len;
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return get_number(len) and get_string(len, result);
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return get_number(input_format_t::cbor, len) and get_string(input_format_t::cbor, len, result);
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}
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case 0x7B: // UTF-8 string (eight-byte uint64_t for n follow)
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{
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uint64_t len;
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return get_number(len) and get_string(len, result);
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return get_number(input_format_t::cbor, len) and get_string(input_format_t::cbor, len, result);
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}
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case 0x7F: // UTF-8 string (indefinite length)
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||||
@ -7218,7 +7221,7 @@ class binary_reader
|
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default:
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||||
{
|
||||
auto last_token = get_token_string();
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||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, "expected a CBOR string; last byte: 0x" + last_token));
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::cbor, "expected length specification (0x60-0x7B) or indefinite string type (0x7F); last byte: 0x" + last_token, "string")));
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -7321,7 +7324,7 @@ class binary_reader
|
||||
*/
|
||||
bool get_msgpack_string(string_t& result)
|
||||
{
|
||||
if (JSON_UNLIKELY(not unexpect_eof()))
|
||||
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::msgpack, "string")))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
@ -7362,31 +7365,31 @@ class binary_reader
|
||||
case 0xBE:
|
||||
case 0xBF:
|
||||
{
|
||||
return get_string(current & 0x1F, result);
|
||||
return get_string(input_format_t::msgpack, current & 0x1F, result);
|
||||
}
|
||||
|
||||
case 0xD9: // str 8
|
||||
{
|
||||
uint8_t len;
|
||||
return get_number(len) and get_string(len, result);
|
||||
return get_number(input_format_t::msgpack, len) and get_string(input_format_t::msgpack, len, result);
|
||||
}
|
||||
|
||||
case 0xDA: // str 16
|
||||
{
|
||||
uint16_t len;
|
||||
return get_number(len) and get_string(len, result);
|
||||
return get_number(input_format_t::msgpack, len) and get_string(input_format_t::msgpack, len, result);
|
||||
}
|
||||
|
||||
case 0xDB: // str 32
|
||||
{
|
||||
uint32_t len;
|
||||
return get_number(len) and get_string(len, result);
|
||||
return get_number(input_format_t::msgpack, len) and get_string(input_format_t::msgpack, len, result);
|
||||
}
|
||||
|
||||
default:
|
||||
{
|
||||
auto last_token = get_token_string();
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, "expected a MessagePack string; last byte: 0x" + last_token));
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::msgpack, "expected length specification (0xA0-0xBF, 0xD9-0xDB); last byte: 0x" + last_token, "string")));
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -7464,7 +7467,7 @@ class binary_reader
|
||||
get(); // TODO: may we ignore N here?
|
||||
}
|
||||
|
||||
if (JSON_UNLIKELY(not unexpect_eof()))
|
||||
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "value")))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
@ -7474,36 +7477,36 @@ class binary_reader
|
||||
case 'U':
|
||||
{
|
||||
uint8_t len;
|
||||
return get_number(len) and get_string(len, result);
|
||||
return get_number(input_format_t::ubjson, len) and get_string(input_format_t::ubjson, len, result);
|
||||
}
|
||||
|
||||
case 'i':
|
||||
{
|
||||
int8_t len;
|
||||
return get_number(len) and get_string(len, result);
|
||||
return get_number(input_format_t::ubjson, len) and get_string(input_format_t::ubjson, len, result);
|
||||
}
|
||||
|
||||
case 'I':
|
||||
{
|
||||
int16_t len;
|
||||
return get_number(len) and get_string(len, result);
|
||||
return get_number(input_format_t::ubjson, len) and get_string(input_format_t::ubjson, len, result);
|
||||
}
|
||||
|
||||
case 'l':
|
||||
{
|
||||
int32_t len;
|
||||
return get_number(len) and get_string(len, result);
|
||||
return get_number(input_format_t::ubjson, len) and get_string(input_format_t::ubjson, len, result);
|
||||
}
|
||||
|
||||
case 'L':
|
||||
{
|
||||
int64_t len;
|
||||
return get_number(len) and get_string(len, result);
|
||||
return get_number(input_format_t::ubjson, len) and get_string(input_format_t::ubjson, len, result);
|
||||
}
|
||||
|
||||
default:
|
||||
auto last_token = get_token_string();
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, "expected a UBJSON string; last byte: 0x" + last_token));
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "expected length type specification (U, i, I, l, L); last byte: 0x" + last_token, "string")));
|
||||
}
|
||||
}
|
||||
|
||||
@ -7518,7 +7521,7 @@ class binary_reader
|
||||
case 'U':
|
||||
{
|
||||
uint8_t number;
|
||||
if (JSON_UNLIKELY(not get_number(number)))
|
||||
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
@ -7529,7 +7532,7 @@ class binary_reader
|
||||
case 'i':
|
||||
{
|
||||
int8_t number;
|
||||
if (JSON_UNLIKELY(not get_number(number)))
|
||||
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
@ -7540,7 +7543,7 @@ class binary_reader
|
||||
case 'I':
|
||||
{
|
||||
int16_t number;
|
||||
if (JSON_UNLIKELY(not get_number(number)))
|
||||
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
@ -7551,7 +7554,7 @@ class binary_reader
|
||||
case 'l':
|
||||
{
|
||||
int32_t number;
|
||||
if (JSON_UNLIKELY(not get_number(number)))
|
||||
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
@ -7562,7 +7565,7 @@ class binary_reader
|
||||
case 'L':
|
||||
{
|
||||
int64_t number;
|
||||
if (JSON_UNLIKELY(not get_number(number)))
|
||||
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
@ -7573,7 +7576,7 @@ class binary_reader
|
||||
default:
|
||||
{
|
||||
auto last_token = get_token_string();
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, "byte after '#' must denote a number type; last byte: 0x" + last_token));
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "expected length type specification (U, i, I, l, L) after '#'; last byte: 0x" + last_token, "size")));
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -7598,7 +7601,7 @@ class binary_reader
|
||||
if (current == '$')
|
||||
{
|
||||
result.second = get(); // must not ignore 'N', because 'N' maybe the type
|
||||
if (JSON_UNLIKELY(not unexpect_eof()))
|
||||
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "type")))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
@ -7606,12 +7609,12 @@ class binary_reader
|
||||
get_ignore_noop();
|
||||
if (JSON_UNLIKELY(current != '#'))
|
||||
{
|
||||
if (JSON_UNLIKELY(not unexpect_eof()))
|
||||
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "value")))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
auto last_token = get_token_string();
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, "expected '#' after UBJSON type information; last byte: 0x" + last_token));
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::ubjson, "expected '#' after type information; last byte: 0x" + last_token, "size")));
|
||||
}
|
||||
|
||||
return get_ubjson_size_value(result.first);
|
||||
@ -7632,7 +7635,7 @@ class binary_reader
|
||||
switch (prefix)
|
||||
{
|
||||
case std::char_traits<char>::eof(): // EOF
|
||||
return unexpect_eof();
|
||||
return unexpect_eof(input_format_t::ubjson, "value");
|
||||
|
||||
case 'T': // true
|
||||
return sax->boolean(true);
|
||||
@ -7645,56 +7648,56 @@ class binary_reader
|
||||
case 'U':
|
||||
{
|
||||
uint8_t number;
|
||||
return get_number(number) and sax->number_unsigned(number);
|
||||
return get_number(input_format_t::ubjson, number) and sax->number_unsigned(number);
|
||||
}
|
||||
|
||||
case 'i':
|
||||
{
|
||||
int8_t number;
|
||||
return get_number(number) and sax->number_integer(number);
|
||||
return get_number(input_format_t::ubjson, number) and sax->number_integer(number);
|
||||
}
|
||||
|
||||
case 'I':
|
||||
{
|
||||
int16_t number;
|
||||
return get_number(number) and sax->number_integer(number);
|
||||
return get_number(input_format_t::ubjson, number) and sax->number_integer(number);
|
||||
}
|
||||
|
||||
case 'l':
|
||||
{
|
||||
int32_t number;
|
||||
return get_number(number) and sax->number_integer(number);
|
||||
return get_number(input_format_t::ubjson, number) and sax->number_integer(number);
|
||||
}
|
||||
|
||||
case 'L':
|
||||
{
|
||||
int64_t number;
|
||||
return get_number(number) and sax->number_integer(number);
|
||||
return get_number(input_format_t::ubjson, number) and sax->number_integer(number);
|
||||
}
|
||||
|
||||
case 'd':
|
||||
{
|
||||
float number;
|
||||
return get_number(number) and sax->number_float(static_cast<number_float_t>(number), "");
|
||||
return get_number(input_format_t::ubjson, number) and sax->number_float(static_cast<number_float_t>(number), "");
|
||||
}
|
||||
|
||||
case 'D':
|
||||
{
|
||||
double number;
|
||||
return get_number(number) and sax->number_float(static_cast<number_float_t>(number), "");
|
||||
return get_number(input_format_t::ubjson, number) and sax->number_float(static_cast<number_float_t>(number), "");
|
||||
}
|
||||
|
||||
case 'C': // char
|
||||
{
|
||||
get();
|
||||
if (JSON_UNLIKELY(not unexpect_eof()))
|
||||
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "char")))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
if (JSON_UNLIKELY(current > 127))
|
||||
{
|
||||
auto last_token = get_token_string();
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, "byte after 'C' must be in range 0x00..0x7F; last byte: 0x" + last_token));
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "byte after 'C' must be in range 0x00..0x7F; last byte: 0x" + last_token, "char")));
|
||||
}
|
||||
string_t s(1, static_cast<char>(current));
|
||||
return sax->string(s);
|
||||
@ -7715,7 +7718,7 @@ class binary_reader
|
||||
default: // anything else
|
||||
{
|
||||
auto last_token = get_token_string();
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, "error reading UBJSON; last byte: 0x" + last_token));
|
||||
return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::ubjson, "invalid byte: 0x" + last_token, "value")));
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -7858,13 +7861,16 @@ class binary_reader
|
||||
}
|
||||
|
||||
/*!
|
||||
@param[in] format the current format (for diagnostics)
|
||||
@param[in] context further context information (for diagnostics)
|
||||
@return whether the last read character is not EOF
|
||||
*/
|
||||
bool unexpect_eof() const
|
||||
bool unexpect_eof(const input_format_t format, const char* context) const
|
||||
{
|
||||
if (JSON_UNLIKELY(current == std::char_traits<char>::eof()))
|
||||
{
|
||||
return sax->parse_error(chars_read, "<end of file>", parse_error::create(110, chars_read, "unexpected end of input"));
|
||||
return sax->parse_error(chars_read, "<end of file>",
|
||||
parse_error::create(110, chars_read, exception_message(format, "unexpected end of input", context)));
|
||||
}
|
||||
return true;
|
||||
}
|
||||
@ -7880,6 +7886,41 @@ class binary_reader
|
||||
}
|
||||
|
||||
private:
|
||||
/*!
|
||||
@param[in] format the current format
|
||||
@param[in] detail a detailed error message
|
||||
@param[in] context further contect information
|
||||
@return a message string to use in the parse_error exceptions
|
||||
*/
|
||||
std::string exception_message(const input_format_t format,
|
||||
const std::string& detail,
|
||||
const std::string& context) const
|
||||
{
|
||||
std::string error_msg = "syntax error while parsing ";
|
||||
|
||||
switch (format)
|
||||
{
|
||||
case input_format_t::cbor:
|
||||
error_msg += "CBOR";
|
||||
break;
|
||||
|
||||
case input_format_t::msgpack:
|
||||
error_msg += "MessagePack";
|
||||
break;
|
||||
|
||||
case input_format_t::ubjson:
|
||||
error_msg += "UBJSON";
|
||||
break;
|
||||
|
||||
// LCOV_EXCL_START
|
||||
default:
|
||||
assert(false);
|
||||
// LCOV_EXCL_STOP
|
||||
}
|
||||
|
||||
return error_msg + " " + context + ": " + detail;
|
||||
}
|
||||
|
||||
/// input adapter
|
||||
input_adapter_t ia = nullptr;
|
||||
|
||||
@ -8670,7 +8711,7 @@ class binary_writer
|
||||
}
|
||||
else
|
||||
{
|
||||
JSON_THROW(out_of_range::create(407, "number overflow serializing " + std::to_string(n)));
|
||||
JSON_THROW(out_of_range::create(407, "integer number " + std::to_string(n) + " cannot be represented by UBJSON as it does not fit int64"));
|
||||
}
|
||||
}
|
||||
|
||||
@ -8724,7 +8765,7 @@ class binary_writer
|
||||
// LCOV_EXCL_START
|
||||
else
|
||||
{
|
||||
JSON_THROW(out_of_range::create(407, "number overflow serializing " + std::to_string(n)));
|
||||
JSON_THROW(out_of_range::create(407, "integer number " + std::to_string(n) + " cannot be represented by UBJSON as it does not fit int64"));
|
||||
}
|
||||
// LCOV_EXCL_STOP
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user