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move the catch of std::invalid_argument into array_index()

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This commit is contained in:
chenguoping 2020-03-23 17:24:47 +08:00
parent bfc003cadf
commit dcd3a6c62b
2 changed files with 44 additions and 114 deletions
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53
include/nlohmann/detail/json_pointer.hpp
View file

@ -344,7 +344,15 @@ class json_pointer
}
std::size_t processed_chars = 0;
const int res = std::stoi(s, &processed_chars);
int res = 0;
JSON_TRY
{
res = std::stoi(s, &processed_chars);
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + s + "' is not a number"));
}
// check if the string was completely read
if (JSON_HEDLEY_UNLIKELY(processed_chars != s.size()))
@ -411,14 +419,7 @@ class json_pointer
case detail::value_t::array:
{
// create an entry in the array
JSON_TRY
{
result = &result->operator[](static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
@ -496,16 +497,9 @@ class json_pointer
else
{
// convert array index to number; unchecked access
JSON_TRY
{
ptr = &ptr->operator[](
static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
}
break;
}
@ -548,14 +542,7 @@ class json_pointer
}
// note: at performs range check
JSON_TRY
{
ptr = &ptr->at(static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
@ -605,15 +592,8 @@ class json_pointer
}
// use unchecked array access
JSON_TRY
{
ptr = &ptr->operator[](
static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
@ -656,14 +636,7 @@ class json_pointer
}
// note: at performs range check
JSON_TRY
{
ptr = &ptr->at(static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
@ -706,8 +679,6 @@ class json_pointer
return false;
}
JSON_TRY
{
const auto idx = static_cast<size_type>(array_index(reference_token));
if (idx >= ptr->size())
{
@ -718,12 +689,6 @@ class json_pointer
ptr = &ptr->operator[](idx);
break;
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
default:
{

53
single_include/nlohmann/json.hpp
View file

@ -10418,7 +10418,15 @@ class json_pointer
}
std::size_t processed_chars = 0;
const int res = std::stoi(s, &processed_chars);
int res = 0;
JSON_TRY
{
res = std::stoi(s, &processed_chars);
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + s + "' is not a number"));
}
// check if the string was completely read
if (JSON_HEDLEY_UNLIKELY(processed_chars != s.size()))
@ -10485,14 +10493,7 @@ class json_pointer
case detail::value_t::array:
{
// create an entry in the array
JSON_TRY
{
result = &result->operator[](static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
@ -10570,16 +10571,9 @@ class json_pointer
else
{
// convert array index to number; unchecked access
JSON_TRY
{
ptr = &ptr->operator[](
static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
}
break;
}
@ -10622,14 +10616,7 @@ class json_pointer
}
// note: at performs range check
JSON_TRY
{
ptr = &ptr->at(static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
@ -10679,15 +10666,8 @@ class json_pointer
}
// use unchecked array access
JSON_TRY
{
ptr = &ptr->operator[](
static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
@ -10730,14 +10710,7 @@ class json_pointer
}
// note: at performs range check
JSON_TRY
{
ptr = &ptr->at(static_cast<size_type>(array_index(reference_token)));
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
@ -10780,8 +10753,6 @@ class json_pointer
return false;
}
JSON_TRY
{
const auto idx = static_cast<size_type>(array_index(reference_token));
if (idx >= ptr->size())
{
@ -10792,12 +10763,6 @@ class json_pointer
ptr = &ptr->operator[](idx);
break;
}
JSON_CATCH(std::invalid_argument&)
{
JSON_THROW(detail::parse_error::create(109, 0, "array index '" + reference_token + "' is not a number"));
}
break;
}
default:
{