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