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39#ifndef QV4_SYMBOL_H
40#define QV4_SYMBOL_H
41
42//
43// W A R N I N G
44// -------------
45//
46// This file is not part of the Qt API. It exists purely as an
47// implementation detail. This header file may change from version to
48// version without notice, or even be removed.
49//
50// We mean it.
51//
52
53#include "qv4string_p.h"
54#include "qv4functionobject_p.h"
55
56QT_BEGIN_NAMESPACE
57
58
59namespace QV4 {
60
61namespace Heap {
62
63struct SymbolCtor : FunctionObject {
64 void init(QV4::ExecutionContext *scope);
65};
66
67struct Symbol : StringOrSymbol {
68 void init(const QString &s);
69};
70
71#define SymbolObjectMembers(class, Member) \
72 Member(class, Pointer, Symbol *, symbol)
73
74DECLARE_HEAP_OBJECT(SymbolObject, Object) {
75 DECLARE_MARKOBJECTS(SymbolObject);
76 void init(const QV4::Symbol *s);
77};
78
79}
80
81struct SymbolCtor : FunctionObject
82{
83 V4_OBJECT2(SymbolCtor, FunctionObject)
84
85 static ReturnedValue virtualCall(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
86 static ReturnedValue virtualCallAsConstructor(const FunctionObject *, const Value *argv, int argc, const Value *newTarget);
87 static ReturnedValue method_for(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
88 static ReturnedValue method_keyFor(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
89};
90
91struct SymbolPrototype : Object
92{
93 V4_PROTOTYPE(objectPrototype)
94 void init(ExecutionEngine *engine, Object *ctor);
95
96 static ReturnedValue method_toString(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
97 static ReturnedValue method_valueOf(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
98
99 static ReturnedValue method_symbolToPrimitive(const FunctionObject *, const Value *thisObject, const Value *argv, int argc);
100};
101
102struct Symbol : StringOrSymbol
103{
104 V4_MANAGED(Symbol, StringOrSymbol)
105 Q_MANAGED_TYPE(Symbol)
106 V4_INTERNALCLASS(Symbol)
107 V4_NEEDS_DESTROY
108
109 static Heap::Symbol *create(ExecutionEngine *e, const QString &s);
110
111 QString descriptiveString() const;
112};
113
114struct SymbolObject : Object
115{
116 V4_OBJECT2(SymbolObject, Object)
117 Q_MANAGED_TYPE(SymbolObject)
118 V4_INTERNALCLASS(SymbolObject)
119 V4_PROTOTYPE(symbolPrototype)
120};
121
122}
123
124QT_END_NAMESPACE
125
126#endif
127

source code of qtdeclarative/src/qml/jsruntime/qv4symbol_p.h