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Replace string_t::npos in binary_reader

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Florian Albrechtskirchinger 2022-07-31 18:36:16 +02:00
parent 774367477c
commit 98ef5b540f
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GPG Key ID: 19618CE9B2D4BE6D
2 changed files with 28 additions and 14 deletions
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21
include/nlohmann/detail/input/binary_reader.hpp
View File

@ -1952,7 +1952,7 @@ class binary_reader
return false;
}
if (size_and_type.first != string_t::npos)
if (size_and_type.first != npos)
{
if (size_and_type.second != 0)
{
@ -2185,7 +2185,7 @@ class binary_reader
for (auto i : dim)
{
result *= i;
if (result == 0 || result == string_t::npos) // because dim elements shall not have zeros, result = 0 means overflow happened; it also can't be string_t::npos as it is used to initialize size in get_ubjson_size_type()
if (result == 0 || result == npos) // because dim elements shall not have zeros, result = 0 means overflow happened; it also can't be npos as it is used to initialize size in get_ubjson_size_type()
{
return sax->parse_error(chars_read, get_token_string(), out_of_range::create(408, exception_message(input_format, "excessive ndarray size caused overflow", "size"), nullptr));
}
@ -2231,7 +2231,7 @@ class binary_reader
*/
bool get_ubjson_size_type(std::pair<std::size_t, char_int_type>& result, bool inside_ndarray = false)
{
result.first = string_t::npos; // size
result.first = npos; // size
result.second = 0; // type
bool is_ndarray = false;
@ -2490,7 +2490,7 @@ class binary_reader
// if bit-8 of size_and_type.second is set to 1, encode bjdata ndarray as an object in JData annotated array format (https://github.com/NeuroJSON/jdata):
// {"_ArrayType_" : "typeid", "_ArraySize_" : [n1, n2, ...], "_ArrayData_" : [v1, v2, ...]}
if (input_format == input_format_t::bjdata && size_and_type.first != string_t::npos && (size_and_type.second & (1 << 8)) != 0)
if (input_format == input_format_t::bjdata && size_and_type.first != npos && (size_and_type.second & (1 << 8)) != 0)
{
size_and_type.second &= ~(static_cast<char_int_type>(1) << 8); // use bit 8 to indicate ndarray, here we remove the bit to restore the type marker
auto it = std::lower_bound(bjd_types_map.begin(), bjd_types_map.end(), size_and_type.second, [](const bjd_type & p, char_int_type t)
@ -2533,7 +2533,7 @@ class binary_reader
return (sax->end_array() && sax->end_object());
}
if (size_and_type.first != string_t::npos)
if (size_and_type.first != npos)
{
if (JSON_HEDLEY_UNLIKELY(!sax->start_array(size_and_type.first)))
{
@ -2596,7 +2596,7 @@ class binary_reader
}
// do not accept ND-array size in objects in BJData
if (input_format == input_format_t::bjdata && size_and_type.first != string_t::npos && (size_and_type.second & (1 << 8)) != 0)
if (input_format == input_format_t::bjdata && size_and_type.first != npos && (size_and_type.second & (1 << 8)) != 0)
{
auto last_token = get_token_string();
return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read,
@ -2604,7 +2604,7 @@ class binary_reader
}
string_t key;
if (size_and_type.first != string_t::npos)
if (size_and_type.first != npos)
{
if (JSON_HEDLEY_UNLIKELY(!sax->start_object(size_and_type.first)))
{
@ -2948,6 +2948,8 @@ class binary_reader
}
private:
static JSON_INLINE_VARIABLE constexpr std::size_t npos = static_cast<std::size_t>(-1);
/// input adapter
InputAdapterType ia;
@ -2999,5 +3001,10 @@ class binary_reader
#undef JSON_BINARY_READER_MAKE_BJD_TYPES_MAP_
};
#ifndef JSON_HAS_CPP_17
template<typename BasicJsonType, typename InputAdapterType, typename SAX>
constexpr std::size_t binary_reader<BasicJsonType, InputAdapterType, SAX>::npos;
#endif
} // namespace detail
NLOHMANN_JSON_NAMESPACE_END

21
single_include/nlohmann/json.hpp
View File

@ -10947,7 +10947,7 @@ class binary_reader
return false;
}
if (size_and_type.first != string_t::npos)
if (size_and_type.first != npos)
{
if (size_and_type.second != 0)
{
@ -11180,7 +11180,7 @@ class binary_reader
for (auto i : dim)
{
result *= i;
if (result == 0 || result == string_t::npos) // because dim elements shall not have zeros, result = 0 means overflow happened; it also can't be string_t::npos as it is used to initialize size in get_ubjson_size_type()
if (result == 0 || result == npos) // because dim elements shall not have zeros, result = 0 means overflow happened; it also can't be npos as it is used to initialize size in get_ubjson_size_type()
{
return sax->parse_error(chars_read, get_token_string(), out_of_range::create(408, exception_message(input_format, "excessive ndarray size caused overflow", "size"), nullptr));
}
@ -11226,7 +11226,7 @@ class binary_reader
*/
bool get_ubjson_size_type(std::pair<std::size_t, char_int_type>& result, bool inside_ndarray = false)
{
result.first = string_t::npos; // size
result.first = npos; // size
result.second = 0; // type
bool is_ndarray = false;
@ -11485,7 +11485,7 @@ class binary_reader
// if bit-8 of size_and_type.second is set to 1, encode bjdata ndarray as an object in JData annotated array format (https://github.com/NeuroJSON/jdata):
// {"_ArrayType_" : "typeid", "_ArraySize_" : [n1, n2, ...], "_ArrayData_" : [v1, v2, ...]}
if (input_format == input_format_t::bjdata && size_and_type.first != string_t::npos && (size_and_type.second & (1 << 8)) != 0)
if (input_format == input_format_t::bjdata && size_and_type.first != npos && (size_and_type.second & (1 << 8)) != 0)
{
size_and_type.second &= ~(static_cast<char_int_type>(1) << 8); // use bit 8 to indicate ndarray, here we remove the bit to restore the type marker
auto it = std::lower_bound(bjd_types_map.begin(), bjd_types_map.end(), size_and_type.second, [](const bjd_type & p, char_int_type t)
@ -11528,7 +11528,7 @@ class binary_reader
return (sax->end_array() && sax->end_object());
}
if (size_and_type.first != string_t::npos)
if (size_and_type.first != npos)
{
if (JSON_HEDLEY_UNLIKELY(!sax->start_array(size_and_type.first)))
{
@ -11591,7 +11591,7 @@ class binary_reader
}
// do not accept ND-array size in objects in BJData
if (input_format == input_format_t::bjdata && size_and_type.first != string_t::npos && (size_and_type.second & (1 << 8)) != 0)
if (input_format == input_format_t::bjdata && size_and_type.first != npos && (size_and_type.second & (1 << 8)) != 0)
{
auto last_token = get_token_string();
return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read,
@ -11599,7 +11599,7 @@ class binary_reader
}
string_t key;
if (size_and_type.first != string_t::npos)
if (size_and_type.first != npos)
{
if (JSON_HEDLEY_UNLIKELY(!sax->start_object(size_and_type.first)))
{
@ -11943,6 +11943,8 @@ class binary_reader
}
private:
static JSON_INLINE_VARIABLE constexpr std::size_t npos = static_cast<std::size_t>(-1);
/// input adapter
InputAdapterType ia;
@ -11994,6 +11996,11 @@ class binary_reader
#undef JSON_BINARY_READER_MAKE_BJD_TYPES_MAP_
};
#ifndef JSON_HAS_CPP_17
template<typename BasicJsonType, typename InputAdapterType, typename SAX>
constexpr std::size_t binary_reader<BasicJsonType, InputAdapterType, SAX>::npos;
#endif
} // namespace detail
NLOHMANN_JSON_NAMESPACE_END