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- // Copyright 2021 the V8 project authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef INCLUDE_V8_DATA_H_
- #define INCLUDE_V8_DATA_H_
- #include "v8-local-handle.h" // NOLINT(build/include_directory)
- #include "v8config.h" // NOLINT(build/include_directory)
- namespace v8 {
- class Context;
- /**
- * The superclass of objects that can reside on V8's heap.
- */
- class V8_EXPORT Data {
- public:
- /**
- * Returns true if this data is a |v8::Value|.
- */
- bool IsValue() const;
- /**
- * Returns true if this data is a |v8::Module|.
- */
- bool IsModule() const;
- /**
- * Returns tru if this data is a |v8::FixedArray|
- */
- bool IsFixedArray() const;
- /**
- * Returns true if this data is a |v8::Private|.
- */
- bool IsPrivate() const;
- /**
- * Returns true if this data is a |v8::ObjectTemplate|.
- */
- bool IsObjectTemplate() const;
- /**
- * Returns true if this data is a |v8::FunctionTemplate|.
- */
- bool IsFunctionTemplate() const;
- /**
- * Returns true if this data is a |v8::Context|.
- */
- bool IsContext() const;
- private:
- Data();
- };
- /**
- * A fixed-sized array with elements of type Data.
- */
- class V8_EXPORT FixedArray : public Data {
- public:
- int Length() const;
- Local<Data> Get(Local<Context> context, int i) const;
- V8_INLINE static FixedArray* Cast(Data* data) {
- #ifdef V8_ENABLE_CHECKS
- CheckCast(data);
- #endif
- return reinterpret_cast<FixedArray*>(data);
- }
- private:
- static void CheckCast(Data* obj);
- };
- } // namespace v8
- #endif // INCLUDE_V8_DATA_H_
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