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103 lines
2.0 KiB
103 lines
2.0 KiB
#ifndef TRAITS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
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#define TRAITS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
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#if defined(_MSC_VER) || \
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(defined(__GNUC__) && (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || \
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(__GNUC__ >= 4)) // GCC supports "pragma once" correctly since 3.4
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#pragma once
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#endif
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namespace YAML {
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template <typename>
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struct is_numeric {
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enum { value = false };
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};
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template <>
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struct is_numeric<char> {
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enum { value = true };
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};
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template <>
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struct is_numeric<unsigned char> {
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enum { value = true };
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};
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template <>
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struct is_numeric<int> {
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enum { value = true };
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};
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template <>
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struct is_numeric<unsigned int> {
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enum { value = true };
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};
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template <>
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struct is_numeric<long int> {
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enum { value = true };
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};
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template <>
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struct is_numeric<unsigned long int> {
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enum { value = true };
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};
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template <>
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struct is_numeric<short int> {
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enum { value = true };
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};
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template <>
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struct is_numeric<unsigned short int> {
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enum { value = true };
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};
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#if defined(_MSC_VER) && (_MSC_VER < 1310)
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template <>
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struct is_numeric<__int64> {
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enum { value = true };
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};
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template <>
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struct is_numeric<unsigned __int64> {
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enum { value = true };
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};
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#else
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template <>
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struct is_numeric<long long> {
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enum { value = true };
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};
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template <>
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struct is_numeric<unsigned long long> {
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enum { value = true };
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};
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#endif
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template <>
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struct is_numeric<float> {
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enum { value = true };
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};
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template <>
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struct is_numeric<double> {
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enum { value = true };
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};
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template <>
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struct is_numeric<long double> {
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enum { value = true };
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};
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template <bool, class T = void>
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struct enable_if_c {
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typedef T type;
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};
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template <class T>
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struct enable_if_c<false, T> {};
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template <class Cond, class T = void>
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struct enable_if : public enable_if_c<Cond::value, T> {};
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template <bool, class T = void>
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struct disable_if_c {
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typedef T type;
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};
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template <class T>
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struct disable_if_c<true, T> {};
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template <class Cond, class T = void>
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struct disable_if : public disable_if_c<Cond::value, T> {};
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}
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#endif // TRAITS_H_62B23520_7C8E_11DE_8A39_0800200C9A66
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