File Explorer

1// Copyright 2021 the V8 project authors. All rights reserved.2// Use of this source code is governed by a BSD-style license that can be3// found in the LICENSE file.4 5#ifndef INCLUDE_V8_PRIMITIVE_OBJECT_H_6#define INCLUDE_V8_PRIMITIVE_OBJECT_H_7 8#include "v8-local-handle.h"  // NOLINT(build/include_directory)9#include "v8-object.h"        // NOLINT(build/include_directory)10#include "v8config.h"         // NOLINT(build/include_directory)11 12namespace v8 {13 14class Isolate;15 16/**17 * A Number object (ECMA-262, 4.3.21).18 */19class V8_EXPORT NumberObject : public Object {20 public:21  static Local<Value> New(Isolate* isolate, double value);22 23  double ValueOf() const;24 25  V8_INLINE static NumberObject* Cast(Value* value) {26#ifdef V8_ENABLE_CHECKS27    CheckCast(value);28#endif29    return static_cast<NumberObject*>(value);30  }31 32 private:33  static void CheckCast(Value* obj);34};35 36/**37 * A BigInt object (https://tc39.github.io/proposal-bigint)38 */39class V8_EXPORT BigIntObject : public Object {40 public:41  static Local<Value> New(Isolate* isolate, int64_t value);42 43  Local<BigInt> ValueOf() const;44 45  V8_INLINE static BigIntObject* Cast(Value* value) {46#ifdef V8_ENABLE_CHECKS47    CheckCast(value);48#endif49    return static_cast<BigIntObject*>(value);50  }51 52 private:53  static void CheckCast(Value* obj);54};55 56/**57 * A Boolean object (ECMA-262, 4.3.15).58 */59class V8_EXPORT BooleanObject : public Object {60 public:61  static Local<Value> New(Isolate* isolate, bool value);62 63  bool ValueOf() const;64 65  V8_INLINE static BooleanObject* Cast(Value* value) {66#ifdef V8_ENABLE_CHECKS67    CheckCast(value);68#endif69    return static_cast<BooleanObject*>(value);70  }71 72 private:73  static void CheckCast(Value* obj);74};75 76/**77 * A String object (ECMA-262, 4.3.18).78 */79class V8_EXPORT StringObject : public Object {80 public:81  static Local<Value> New(Isolate* isolate, Local<String> value);82 83  Local<String> ValueOf() const;84 85  V8_INLINE static StringObject* Cast(Value* value) {86#ifdef V8_ENABLE_CHECKS87    CheckCast(value);88#endif89    return static_cast<StringObject*>(value);90  }91 92 private:93  static void CheckCast(Value* obj);94};95 96/**97 * A Symbol object (ECMA-262 edition 6).98 */99class V8_EXPORT SymbolObject : public Object {100 public:101  static Local<Value> New(Isolate* isolate, Local<Symbol> value);102 103  Local<Symbol> ValueOf() const;104 105  V8_INLINE static SymbolObject* Cast(Value* value) {106#ifdef V8_ENABLE_CHECKS107    CheckCast(value);108#endif109    return static_cast<SymbolObject*>(value);110  }111 112 private:113  static void CheckCast(Value* obj);114};115 116}  // namespace v8117 118#endif  // INCLUDE_V8_PRIMITIVE_OBJECT_H_119