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⚗️ add Hedley annotations

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This commit is contained in:
Niels Lohmann 2019-06-30 22:14:02 +02:00
parent 9a775bcb14
commit 1720bfedd1
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GPG key ID: 7F3CEA63AE251B69
19 changed files with 3689 additions and 642 deletions
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114
include/nlohmann/detail/input/binary_reader.hpp
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@ -66,6 +66,7 @@ class binary_reader
@return
*/
HEDLEY_NON_NULL(3)
bool sax_parse(const input_format_t format,
json_sax_t* sax_,
const bool strict = true)
@ -107,7 +108,7 @@ class binary_reader
get();
}
if (JSON_UNLIKELY(current != std::char_traits<char>::eof()))
if (HEDLEY_UNLIKELY(current != std::char_traits<char>::eof()))
{
return sax->parse_error(chars_read, get_token_string(),
parse_error::create(110, chars_read, exception_message(format, "expected end of input; last byte: 0x" + get_token_string(), "value")));
@ -143,12 +144,12 @@ class binary_reader
std::int32_t document_size;
get_number<std::int32_t, true>(input_format_t::bson, document_size);
if (JSON_UNLIKELY(not sax->start_object(std::size_t(-1))))
if (HEDLEY_UNLIKELY(not sax->start_object(std::size_t(-1))))
{
return false;
}
if (JSON_UNLIKELY(not parse_bson_element_list(/*is_array*/false)))
if (HEDLEY_UNLIKELY(not parse_bson_element_list(/*is_array*/false)))
{
return false;
}
@ -169,7 +170,7 @@ class binary_reader
while (true)
{
get();
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::bson, "cstring")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::bson, "cstring")))
{
return false;
}
@ -197,7 +198,7 @@ class binary_reader
template<typename NumberType>
bool get_bson_string(const NumberType len, string_t& result)
{
if (JSON_UNLIKELY(len < 1))
if (HEDLEY_UNLIKELY(len < 1))
{
auto last_token = get_token_string();
return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::bson, "string length must be at least 1, is " + std::to_string(len), "string")));
@ -292,13 +293,13 @@ class binary_reader
string_t key;
while (int element_type = get())
{
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::bson, "element list")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::bson, "element list")))
{
return false;
}
const std::size_t element_type_parse_position = chars_read;
if (JSON_UNLIKELY(not get_bson_cstr(key)))
if (HEDLEY_UNLIKELY(not get_bson_cstr(key)))
{
return false;
}
@ -308,7 +309,7 @@ class binary_reader
return false;
}
if (JSON_UNLIKELY(not parse_bson_element_internal(element_type, element_type_parse_position)))
if (HEDLEY_UNLIKELY(not parse_bson_element_internal(element_type, element_type_parse_position)))
{
return false;
}
@ -329,12 +330,12 @@ class binary_reader
std::int32_t document_size;
get_number<std::int32_t, true>(input_format_t::bson, document_size);
if (JSON_UNLIKELY(not sax->start_array(std::size_t(-1))))
if (HEDLEY_UNLIKELY(not sax->start_array(std::size_t(-1))))
{
return false;
}
if (JSON_UNLIKELY(not parse_bson_element_list(/*is_array*/true)))
if (HEDLEY_UNLIKELY(not parse_bson_element_list(/*is_array*/true)))
{
return false;
}
@ -619,12 +620,12 @@ class binary_reader
case 0xF9: // Half-Precision Float (two-byte IEEE 754)
{
const int byte1_raw = get();
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::cbor, "number")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::cbor, "number")))
{
return false;
}
const int byte2_raw = get();
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::cbor, "number")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::cbor, "number")))
{
return false;
}
@ -697,7 +698,7 @@ class binary_reader
*/
bool get_cbor_string(string_t& result)
{
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::cbor, "string")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::cbor, "string")))
{
return false;
}
@ -786,7 +787,7 @@ class binary_reader
*/
bool get_cbor_array(const std::size_t len)
{
if (JSON_UNLIKELY(not sax->start_array(len)))
if (HEDLEY_UNLIKELY(not sax->start_array(len)))
{
return false;
}
@ -795,7 +796,7 @@ class binary_reader
{
for (std::size_t i = 0; i < len; ++i)
{
if (JSON_UNLIKELY(not parse_cbor_internal()))
if (HEDLEY_UNLIKELY(not parse_cbor_internal()))
{
return false;
}
@ -805,7 +806,7 @@ class binary_reader
{
while (get() != 0xFF)
{
if (JSON_UNLIKELY(not parse_cbor_internal(false)))
if (HEDLEY_UNLIKELY(not parse_cbor_internal(false)))
{
return false;
}
@ -822,7 +823,7 @@ class binary_reader
*/
bool get_cbor_object(const std::size_t len)
{
if (JSON_UNLIKELY(not sax->start_object(len)))
if (HEDLEY_UNLIKELY(not sax->start_object(len)))
{
return false;
}
@ -833,12 +834,12 @@ class binary_reader
for (std::size_t i = 0; i < len; ++i)
{
get();
if (JSON_UNLIKELY(not get_cbor_string(key) or not sax->key(key)))
if (HEDLEY_UNLIKELY(not get_cbor_string(key) or not sax->key(key)))
{
return false;
}
if (JSON_UNLIKELY(not parse_cbor_internal()))
if (HEDLEY_UNLIKELY(not parse_cbor_internal()))
{
return false;
}
@ -849,12 +850,12 @@ class binary_reader
{
while (get() != 0xFF)
{
if (JSON_UNLIKELY(not get_cbor_string(key) or not sax->key(key)))
if (HEDLEY_UNLIKELY(not get_cbor_string(key) or not sax->key(key)))
{
return false;
}
if (JSON_UNLIKELY(not parse_cbor_internal()))
if (HEDLEY_UNLIKELY(not parse_cbor_internal()))
{
return false;
}
@ -1243,7 +1244,7 @@ class binary_reader
*/
bool get_msgpack_string(string_t& result)
{
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::msgpack, "string")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::msgpack, "string")))
{
return false;
}
@ -1319,14 +1320,14 @@ class binary_reader
*/
bool get_msgpack_array(const std::size_t len)
{
if (JSON_UNLIKELY(not sax->start_array(len)))
if (HEDLEY_UNLIKELY(not sax->start_array(len)))
{
return false;
}
for (std::size_t i = 0; i < len; ++i)
{
if (JSON_UNLIKELY(not parse_msgpack_internal()))
if (HEDLEY_UNLIKELY(not parse_msgpack_internal()))
{
return false;
}
@ -1341,7 +1342,7 @@ class binary_reader
*/
bool get_msgpack_object(const std::size_t len)
{
if (JSON_UNLIKELY(not sax->start_object(len)))
if (HEDLEY_UNLIKELY(not sax->start_object(len)))
{
return false;
}
@ -1350,12 +1351,12 @@ class binary_reader
for (std::size_t i = 0; i < len; ++i)
{
get();
if (JSON_UNLIKELY(not get_msgpack_string(key) or not sax->key(key)))
if (HEDLEY_UNLIKELY(not get_msgpack_string(key) or not sax->key(key)))
{
return false;
}
if (JSON_UNLIKELY(not parse_msgpack_internal()))
if (HEDLEY_UNLIKELY(not parse_msgpack_internal()))
{
return false;
}
@ -1402,7 +1403,7 @@ class binary_reader
get(); // TODO(niels): may we ignore N here?
}
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "value")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "value")))
{
return false;
}
@ -1456,7 +1457,7 @@ class binary_reader
case 'U':
{
std::uint8_t number;
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
if (HEDLEY_UNLIKELY(not get_number(input_format_t::ubjson, number)))
{
return false;
}
@ -1467,7 +1468,7 @@ class binary_reader
case 'i':
{
std::int8_t number;
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
if (HEDLEY_UNLIKELY(not get_number(input_format_t::ubjson, number)))
{
return false;
}
@ -1478,7 +1479,7 @@ class binary_reader
case 'I':
{
std::int16_t number;
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
if (HEDLEY_UNLIKELY(not get_number(input_format_t::ubjson, number)))
{
return false;
}
@ -1489,7 +1490,7 @@ class binary_reader
case 'l':
{
std::int32_t number;
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
if (HEDLEY_UNLIKELY(not get_number(input_format_t::ubjson, number)))
{
return false;
}
@ -1500,7 +1501,7 @@ class binary_reader
case 'L':
{
std::int64_t number;
if (JSON_UNLIKELY(not get_number(input_format_t::ubjson, number)))
if (HEDLEY_UNLIKELY(not get_number(input_format_t::ubjson, number)))
{
return false;
}
@ -1536,15 +1537,15 @@ class binary_reader
if (current == '$')
{
result.second = get(); // must not ignore 'N', because 'N' maybe the type
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "type")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "type")))
{
return false;
}
get_ignore_noop();
if (JSON_UNLIKELY(current != '#'))
if (HEDLEY_UNLIKELY(current != '#'))
{
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "value")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "value")))
{
return false;
}
@ -1627,11 +1628,11 @@ class binary_reader
case 'C': // char
{
get();
if (JSON_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "char")))
if (HEDLEY_UNLIKELY(not unexpect_eof(input_format_t::ubjson, "char")))
{
return false;
}
if (JSON_UNLIKELY(current > 127))
if (HEDLEY_UNLIKELY(current > 127))
{
auto last_token = get_token_string();
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")));
@ -1666,14 +1667,14 @@ class binary_reader
bool get_ubjson_array()
{
std::pair<std::size_t, int> size_and_type;
if (JSON_UNLIKELY(not get_ubjson_size_type(size_and_type)))
if (HEDLEY_UNLIKELY(not get_ubjson_size_type(size_and_type)))
{
return false;
}
if (size_and_type.first != string_t::npos)
{
if (JSON_UNLIKELY(not sax->start_array(size_and_type.first)))
if (HEDLEY_UNLIKELY(not sax->start_array(size_and_type.first)))
{
return false;
}
@ -1684,7 +1685,7 @@ class binary_reader
{
for (std::size_t i = 0; i < size_and_type.first; ++i)
{
if (JSON_UNLIKELY(not get_ubjson_value(size_and_type.second)))
if (HEDLEY_UNLIKELY(not get_ubjson_value(size_and_type.second)))
{
return false;
}
@ -1695,7 +1696,7 @@ class binary_reader
{
for (std::size_t i = 0; i < size_and_type.first; ++i)
{
if (JSON_UNLIKELY(not parse_ubjson_internal()))
if (HEDLEY_UNLIKELY(not parse_ubjson_internal()))
{
return false;
}
@ -1704,14 +1705,14 @@ class binary_reader
}
else
{
if (JSON_UNLIKELY(not sax->start_array(std::size_t(-1))))
if (HEDLEY_UNLIKELY(not sax->start_array(std::size_t(-1))))
{
return false;
}
while (current != ']')
{
if (JSON_UNLIKELY(not parse_ubjson_internal(false)))
if (HEDLEY_UNLIKELY(not parse_ubjson_internal(false)))
{
return false;
}
@ -1728,7 +1729,7 @@ class binary_reader
bool get_ubjson_object()
{
std::pair<std::size_t, int> size_and_type;
if (JSON_UNLIKELY(not get_ubjson_size_type(size_and_type)))
if (HEDLEY_UNLIKELY(not get_ubjson_size_type(size_and_type)))
{
return false;
}
@ -1736,7 +1737,7 @@ class binary_reader
string_t key;
if (size_and_type.first != string_t::npos)
{
if (JSON_UNLIKELY(not sax->start_object(size_and_type.first)))
if (HEDLEY_UNLIKELY(not sax->start_object(size_and_type.first)))
{
return false;
}
@ -1745,11 +1746,11 @@ class binary_reader
{
for (std::size_t i = 0; i < size_and_type.first; ++i)
{
if (JSON_UNLIKELY(not get_ubjson_string(key) or not sax->key(key)))
if (HEDLEY_UNLIKELY(not get_ubjson_string(key) or not sax->key(key)))
{
return false;
}
if (JSON_UNLIKELY(not get_ubjson_value(size_and_type.second)))
if (HEDLEY_UNLIKELY(not get_ubjson_value(size_and_type.second)))
{
return false;
}
@ -1760,11 +1761,11 @@ class binary_reader
{
for (std::size_t i = 0; i < size_and_type.first; ++i)
{
if (JSON_UNLIKELY(not get_ubjson_string(key) or not sax->key(key)))
if (HEDLEY_UNLIKELY(not get_ubjson_string(key) or not sax->key(key)))
{
return false;
}
if (JSON_UNLIKELY(not parse_ubjson_internal()))
if (HEDLEY_UNLIKELY(not parse_ubjson_internal()))
{
return false;
}
@ -1774,18 +1775,18 @@ class binary_reader
}
else
{
if (JSON_UNLIKELY(not sax->start_object(std::size_t(-1))))
if (HEDLEY_UNLIKELY(not sax->start_object(std::size_t(-1))))
{
return false;
}
while (current != '}')
{
if (JSON_UNLIKELY(not get_ubjson_string(key, false) or not sax->key(key)))
if (HEDLEY_UNLIKELY(not get_ubjson_string(key, false) or not sax->key(key)))
{
return false;
}
if (JSON_UNLIKELY(not parse_ubjson_internal()))
if (HEDLEY_UNLIKELY(not parse_ubjson_internal()))
{
return false;
}
@ -1851,7 +1852,7 @@ class binary_reader
for (std::size_t i = 0; i < sizeof(NumberType); ++i)
{
get();
if (JSON_UNLIKELY(not unexpect_eof(format, "number")))
if (HEDLEY_UNLIKELY(not unexpect_eof(format, "number")))
{
return false;
}
@ -1895,7 +1896,7 @@ class binary_reader
std::generate_n(std::back_inserter(result), len, [this, &success, &format]()
{
get();
if (JSON_UNLIKELY(not unexpect_eof(format, "string")))
if (HEDLEY_UNLIKELY(not unexpect_eof(format, "string")))
{
success = false;
}
@ -1909,9 +1910,10 @@ class binary_reader
@param[in] context further context information (for diagnostics)
@return whether the last read character is not EOF
*/
HEDLEY_NON_NULL(3)
bool unexpect_eof(const input_format_t format, const char* context) const
{
if (JSON_UNLIKELY(current == std::char_traits<char>::eof()))
if (HEDLEY_UNLIKELY(current == std::char_traits<char>::eof()))
{
return sax->parse_error(chars_read, "<end of file>",
parse_error::create(110, chars_read, exception_message(format, "unexpected end of input", context)));