Fix conversion to std::optional (#4742)
* ⚗️ remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* ⚗️ remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* ⚗️ remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* ⚗️ remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* ⚗️ remove JSON_USE_IMPLICIT_CONVERSIONS check for from_json(json, std::optional)
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* ⚗️ add C++ standard library as matrix option
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
* ⏪ remove inline
Signed-off-by: Niels Lohmann <mail@nlohmann.me>
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Signed-off-by: Niels Lohmann <mail@nlohmann.me>