1 
2 // Copyright 2021 the V8 project authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 
6 #ifndef INCLUDE_V8_PROXY_H_
7 #define INCLUDE_V8_PROXY_H_
8 
9 #include "v8-context.h"       // NOLINT(build/include_directory)
10 #include "v8-local-handle.h"  // NOLINT(build/include_directory)
11 #include "v8-object.h"        // NOLINT(build/include_directory)
12 #include "v8config.h"         // NOLINT(build/include_directory)
13 
14 namespace v8 {
15 
16 class Context;
17 
18 /**
19  * An instance of the built-in Proxy constructor (ECMA-262, 6th Edition,
20  * 26.2.1).
21  */
22 class V8_EXPORT Proxy : public Object {
23  public:
24   Local<Value> GetTarget();
25   Local<Value> GetHandler();
26   bool IsRevoked() const;
27   void Revoke();
28 
29   /**
30    * Creates a new Proxy for the target object.
31    */
32   static MaybeLocal<Proxy> New(Local<Context> context,
33                                Local<Object> local_target,
34                                Local<Object> local_handler);
35 
Cast(Value * value)36   V8_INLINE static Proxy* Cast(Value* value) {
37 #ifdef V8_ENABLE_CHECKS
38     CheckCast(value);
39 #endif
40     return static_cast<Proxy*>(value);
41   }
42 
43  private:
44   Proxy();
45   static void CheckCast(Value* obj);
46 };
47 
48 }  // namespace v8
49 
50 #endif  // INCLUDE_V8_PROXY_H_
51