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72 lines
2.1 KiB
72 lines
2.1 KiB
/********************************************************************* |
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* NAN - Native Abstractions for Node.js |
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* |
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* Copyright (c) 2018 NAN contributors |
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* |
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* MIT License <https://github.com/nodejs/nan/blob/master/LICENSE.md> |
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********************************************************************/ |
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#ifndef NAN_CONVERTERS_H_ |
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#define NAN_CONVERTERS_H_ |
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namespace imp { |
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template<typename T> struct ToFactoryBase { |
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typedef MaybeLocal<T> return_t; |
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}; |
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template<typename T> struct ValueFactoryBase { typedef Maybe<T> return_t; }; |
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template<typename T> struct ToFactory; |
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template<> |
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struct ToFactory<v8::Function> : ToFactoryBase<v8::Function> { |
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static inline return_t convert(v8::Local<v8::Value> val) { |
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if (val.IsEmpty() || !val->IsFunction()) return MaybeLocal<v8::Function>(); |
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return MaybeLocal<v8::Function>(val.As<v8::Function>()); |
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} |
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}; |
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#define X(TYPE) \ |
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template<> \ |
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struct ToFactory<v8::TYPE> : ToFactoryBase<v8::TYPE> { \ |
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static inline return_t convert(v8::Local<v8::Value> val); \ |
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}; |
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X(Boolean) |
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X(Number) |
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X(String) |
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X(Object) |
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X(Integer) |
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X(Uint32) |
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X(Int32) |
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#undef X |
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#define X(TYPE) \ |
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template<> \ |
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struct ToFactory<TYPE> : ValueFactoryBase<TYPE> { \ |
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static inline return_t convert(v8::Local<v8::Value> val); \ |
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}; |
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X(bool) |
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X(double) |
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X(int64_t) |
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X(uint32_t) |
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X(int32_t) |
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#undef X |
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} // end of namespace imp |
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template<typename T> |
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inline |
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typename imp::ToFactory<T>::return_t To(v8::Local<v8::Value> val) { |
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return imp::ToFactory<T>::convert(val); |
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} |
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#if defined(V8_MAJOR_VERSION) && (V8_MAJOR_VERSION > 4 || \ |
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(V8_MAJOR_VERSION == 4 && defined(V8_MINOR_VERSION) && V8_MINOR_VERSION >= 3)) |
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# include "nan_converters_43_inl.h" |
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#else |
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# include "nan_converters_pre_43_inl.h" |
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#endif |
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#endif // NAN_CONVERTERS_H_
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