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add a switch to enable implicit conversions (defaults to true)

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wrap implicit conversions tests around the JSON_USE_IMPLICIT_CONVERSIONS
macro
This commit is contained in:
Théo DELRIEU 2020-07-16 11:11:35 +02:00
parent 2cd10a7405
commit 74b446f5fd
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GPG key ID: 7D6E00D1DF01DEAF
15 changed files with 151 additions and 64 deletions
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10
include/nlohmann/detail/conversions/from_json.hpp
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@ -128,7 +128,7 @@ void from_json(const BasicJsonType& j, EnumType& e)
// forward_list doesn't have an insert method
template<typename BasicJsonType, typename T, typename Allocator,
enable_if_t<std::is_convertible<BasicJsonType, T>::value, int> = 0>
enable_if_t<is_getable<BasicJsonType, T>::value, int> = 0>
void from_json(const BasicJsonType& j, std::forward_list<T, Allocator>& l)
{
if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
@ -145,7 +145,7 @@ void from_json(const BasicJsonType& j, std::forward_list<T, Allocator>& l)
// valarray doesn't have an insert method
template<typename BasicJsonType, typename T,
enable_if_t<std::is_convertible<BasicJsonType, T>::value, int> = 0>
enable_if_t<is_getable<BasicJsonType, T>::value, int> = 0>
void from_json(const BasicJsonType& j, std::valarray<T>& l)
{
if (JSON_HEDLEY_UNLIKELY(!j.is_array()))
@ -153,7 +153,11 @@ void from_json(const BasicJsonType& j, std::valarray<T>& l)
JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name())));
}
l.resize(j.size());
std::copy(j.begin(), j.end(), std::begin(l));
std::transform(j.begin(), j.end(), std::begin(l),
[](const BasicJsonType & elem)
{
return elem.template get<T>();
});
}
template<typename BasicJsonType, typename T, std::size_t N>