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accessors.h
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27 
28 #ifndef V8_ACCESSORS_H_
29 #define V8_ACCESSORS_H_
30 
31 #include "allocation.h"
32 #include "v8globals.h"
33 
34 namespace v8 {
35 namespace internal {
36 
37 // The list of accessor descriptors. This is a second-order macro
38 // taking a macro to be applied to all accessor descriptor names.
39 #define ACCESSOR_DESCRIPTOR_LIST(V) \
40  V(FunctionPrototype) \
41  V(FunctionLength) \
42  V(FunctionName) \
43  V(FunctionArguments) \
44  V(FunctionCaller) \
45  V(ArrayLength) \
46  V(StringLength) \
47  V(ScriptSource) \
48  V(ScriptName) \
49  V(ScriptId) \
50  V(ScriptLineOffset) \
51  V(ScriptColumnOffset) \
52  V(ScriptData) \
53  V(ScriptType) \
54  V(ScriptCompilationType) \
55  V(ScriptLineEnds) \
56  V(ScriptContextData) \
57  V(ScriptEvalFromScript) \
58  V(ScriptEvalFromScriptPosition) \
59  V(ScriptEvalFromFunctionName) \
60  V(ObjectPrototype)
61 
62 // Accessors contains all predefined proxy accessors.
63 
64 class Accessors : public AllStatic {
65  public:
66  // Accessor descriptors.
67 #define ACCESSOR_DESCRIPTOR_DECLARATION(name) \
68  static const AccessorDescriptor name;
70 #undef ACCESSOR_DESCRIPTOR_DECLARATION
71 
72  enum DescriptorId {
73 #define ACCESSOR_DESCRIPTOR_DECLARATION(name) \
74  k##name,
76 #undef ACCESSOR_DESCRIPTOR_DECLARATION
78  };
79 
80  // Accessor functions called directly from the runtime system.
81  MUST_USE_RESULT static MaybeObject* FunctionGetPrototype(Object* object,
82  void*);
83  MUST_USE_RESULT static MaybeObject* FunctionSetPrototype(JSObject* object,
84  Object* value,
85  void*);
86  static MaybeObject* FunctionGetArguments(Object* object, void*);
87 
88  // Accessor infos.
90  Handle<String> name, int index, PropertyAttributes attributes);
91 
92  private:
93  // Accessor functions only used through the descriptor.
94  static MaybeObject* FunctionGetLength(Object* object, void*);
95  static MaybeObject* FunctionGetName(Object* object, void*);
96  static MaybeObject* FunctionGetCaller(Object* object, void*);
97  MUST_USE_RESULT static MaybeObject* ArraySetLength(JSObject* object,
98  Object* value, void*);
99  static MaybeObject* ArrayGetLength(Object* object, void*);
100  static MaybeObject* StringGetLength(Object* object, void*);
101  static MaybeObject* ScriptGetName(Object* object, void*);
102  static MaybeObject* ScriptGetId(Object* object, void*);
103  static MaybeObject* ScriptGetSource(Object* object, void*);
104  static MaybeObject* ScriptGetLineOffset(Object* object, void*);
105  static MaybeObject* ScriptGetColumnOffset(Object* object, void*);
106  static MaybeObject* ScriptGetData(Object* object, void*);
107  static MaybeObject* ScriptGetType(Object* object, void*);
108  static MaybeObject* ScriptGetCompilationType(Object* object, void*);
109  static MaybeObject* ScriptGetLineEnds(Object* object, void*);
110  static MaybeObject* ScriptGetContextData(Object* object, void*);
111  static MaybeObject* ScriptGetEvalFromScript(Object* object, void*);
112  static MaybeObject* ScriptGetEvalFromScriptPosition(Object* object, void*);
113  static MaybeObject* ScriptGetEvalFromFunctionName(Object* object, void*);
114  static MaybeObject* ObjectGetPrototype(Object* receiver, void*);
115  static MaybeObject* ObjectSetPrototype(JSObject* receiver,
116  Object* value,
117  void*);
118 
119  // Helper functions.
120  static Object* FlattenNumber(Object* value);
121  static MaybeObject* IllegalSetter(JSObject*, Object*, void*);
122  static Object* IllegalGetAccessor(Object* object, void*);
123  static MaybeObject* ReadOnlySetAccessor(JSObject*, Object* value, void*);
124 };
125 
126 } } // namespace v8::internal
127 
128 #endif // V8_ACCESSORS_H_
#define ACCESSOR_DESCRIPTOR_DECLARATION(name)
Definition: accessors.h:73
PropertyAttributes
#define MUST_USE_RESULT
Definition: globals.h:346
static MaybeObject * FunctionGetArguments(Object *object, void *)
Definition: accessors.cc:575
static Handle< AccessorInfo > MakeModuleExport(Handle< String > name, int index, PropertyAttributes attributes)
Definition: accessors.cc:838
#define ACCESSOR_DESCRIPTOR_LIST(V)
Definition: accessors.h:39
static MUST_USE_RESULT MaybeObject * FunctionSetPrototype(JSObject *object, Object *value, void *)
Definition: accessors.cc:467
static MUST_USE_RESULT MaybeObject * FunctionGetPrototype(Object *object, void *)
Definition: accessors.cc:443