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20 lines
651 B
C++
20 lines
651 B
C++
namespace art::json {
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template< typename ArithmeticType >
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ArithmeticType
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variant::get_number() const
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{
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if constexpr (std::is_arithmetic_v< ArithmeticType >) {
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if (std::holds_alternative< long long int >(value_))
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return static_cast< ArithmeticType >(std::get< long long int >(value_));
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else if (std::holds_alternative< unsigned long long int >(value_))
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return static_cast< ArithmeticType >(std::get< unsigned long long int >(value_));
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else if (std::holds_alternative< long double >(value_))
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return static_cast< ArithmeticType >(std::get< long double >(value_));
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}
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throw invalid_type{};
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}
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} // namespace art::json
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