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**
** Copyright (C) 2015 The Qt Company Ltd.
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** $QT_BEGIN_LICENSE:LGPL21$
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** Alternatively, this file may be used under the terms of the GNU Lesser
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#ifndef QV4ERROROBJECT_H
#define QV4ERROROBJECT_H

#include "qv4object_p.h"
#include "qv4functionobject_p.h"

QT_BEGIN_NAMESPACE

namespace QV4 {

struct SyntaxErrorObject;

namespace Heap {

struct ErrorObject : Object {
    enum ErrorType {
        Error,
        EvalError,
        RangeError,
        ReferenceError,
        SyntaxError,
        TypeError,
        URIError
    };

    ErrorObject(InternalClass *ic, QV4::Object *prototype);
    ErrorObject(InternalClass *ic, QV4::Object *prototype, const Value &message, ErrorType t = Error);
    ErrorObject(InternalClass *ic, QV4::Object *prototype, const QString &message, ErrorType t = Error);
    ErrorObject(InternalClass *ic, QV4::Object *prototype, const QString &message, const QString &fileName, int line, int column, ErrorType t = Error);

    ErrorType errorType;
    StackTrace stackTrace;
    String *stack;
};

struct EvalErrorObject : ErrorObject {
    EvalErrorObject(ExecutionEngine *engine, const Value &message);
};

struct RangeErrorObject : ErrorObject {
    RangeErrorObject(ExecutionEngine *engine, const Value &message);
    RangeErrorObject(ExecutionEngine *engine, const QString &msg);
};

struct ReferenceErrorObject : ErrorObject {
    ReferenceErrorObject(ExecutionEngine *engine, const Value &message);
    ReferenceErrorObject(ExecutionEngine *engine, const QString &msg);
    ReferenceErrorObject(ExecutionEngine *engine, const QString &msg, const QString &fileName, int lineNumber, int columnNumber);
};

struct SyntaxErrorObject : ErrorObject {
    SyntaxErrorObject(ExecutionEngine *engine, const Value &message);
    SyntaxErrorObject(ExecutionEngine *engine, const QString &msg, const QString &fileName, int lineNumber, int columnNumber);
};

struct TypeErrorObject : ErrorObject {
    TypeErrorObject(ExecutionEngine *engine, const Value &message);
    TypeErrorObject(ExecutionEngine *engine, const QString &msg);
};

struct URIErrorObject : ErrorObject {
    URIErrorObject(ExecutionEngine *engine, const Value &message);
};

struct ErrorCtor : Heap::FunctionObject {
    ErrorCtor(QV4::ExecutionContext *scope);
    ErrorCtor(QV4::ExecutionContext *scope, const QString &name);
};

struct EvalErrorCtor : ErrorCtor {
    EvalErrorCtor(QV4::ExecutionContext *scope);
};

struct RangeErrorCtor : ErrorCtor {
    RangeErrorCtor(QV4::ExecutionContext *scope);
};

struct ReferenceErrorCtor : ErrorCtor {
    ReferenceErrorCtor(QV4::ExecutionContext *scope);
};

struct SyntaxErrorCtor : ErrorCtor {
    SyntaxErrorCtor(QV4::ExecutionContext *scope);
};

struct TypeErrorCtor : ErrorCtor {
    TypeErrorCtor(QV4::ExecutionContext *scope);
};

struct URIErrorCtor : ErrorCtor {
    URIErrorCtor(QV4::ExecutionContext *scope);
};

}

struct ErrorObject: Object {
    enum {
        IsErrorObject = true
    };

    V4_OBJECT2(ErrorObject, Object)
    Q_MANAGED_TYPE(ErrorObject)
    V4_NEEDS_DESTROY

    SyntaxErrorObject *asSyntaxError();

    static ReturnedValue method_get_stack(CallContext *ctx);
    static void markObjects(Heap::Base *that, ExecutionEngine *e);
};

template<>
inline ErrorObject *value_cast(const Value &v) {
    return v.asErrorObject();
}

struct EvalErrorObject: ErrorObject {
    typedef Heap::EvalErrorObject Data;
    const Data *d() const { return static_cast<const Data *>(ErrorObject::d()); }
    Data *d() { return static_cast<Data *>(ErrorObject::d()); }
};

struct RangeErrorObject: ErrorObject {
    typedef Heap::RangeErrorObject Data;
    const Data *d() const { return static_cast<const Data *>(ErrorObject::d()); }
    Data *d() { return static_cast<Data *>(ErrorObject::d()); }
};

struct ReferenceErrorObject: ErrorObject {
    typedef Heap::ReferenceErrorObject Data;
    const Data *d() const { return static_cast<const Data *>(ErrorObject::d()); }
    Data *d() { return static_cast<Data *>(ErrorObject::d()); }
};

struct SyntaxErrorObject: ErrorObject {
    V4_OBJECT2(SyntaxErrorObject, ErrorObject)
};

struct TypeErrorObject: ErrorObject {
    typedef Heap::TypeErrorObject Data;
    const Data *d() const { return static_cast<const Data *>(ErrorObject::d()); }
    Data *d() { return static_cast<Data *>(ErrorObject::d()); }
};

struct URIErrorObject: ErrorObject {
    typedef Heap::URIErrorObject Data;
    const Data *d() const { return static_cast<const Data *>(ErrorObject::d()); }
    Data *d() { return static_cast<Data *>(ErrorObject::d()); }
};

struct ErrorCtor: FunctionObject
{
    V4_OBJECT2(ErrorCtor, FunctionObject)

    static ReturnedValue construct(Managed *, CallData *callData);
    static ReturnedValue call(Managed *that, CallData *callData);
};

struct EvalErrorCtor: ErrorCtor
{
    V4_OBJECT2(EvalErrorCtor, ErrorCtor)

    static ReturnedValue construct(Managed *m, CallData *callData);
};

struct RangeErrorCtor: ErrorCtor
{
    V4_OBJECT2(RangeErrorCtor, ErrorCtor)

    static ReturnedValue construct(Managed *m, CallData *callData);
};

struct ReferenceErrorCtor: ErrorCtor
{
    V4_OBJECT2(ReferenceErrorCtor, ErrorCtor)

    static ReturnedValue construct(Managed *m, CallData *callData);
};

struct SyntaxErrorCtor: ErrorCtor
{
    V4_OBJECT2(SyntaxErrorCtor, ErrorCtor)

    static ReturnedValue construct(Managed *m, CallData *callData);
};

struct TypeErrorCtor: ErrorCtor
{
    V4_OBJECT2(TypeErrorCtor, ErrorCtor)

    static ReturnedValue construct(Managed *m, CallData *callData);
};

struct URIErrorCtor: ErrorCtor
{
    V4_OBJECT2(URIErrorCtor, ErrorCtor)

    static ReturnedValue construct(Managed *m, CallData *callData);
};


struct ErrorPrototype : ErrorObject
{
    void init(ExecutionEngine *engine, Object *ctor) { init(engine, ctor, this); }

    static void init(ExecutionEngine *engine, Object *ctor, Object *obj);
    static ReturnedValue method_toString(CallContext *ctx);
};

struct EvalErrorPrototype : ErrorObject
{
    void init(ExecutionEngine *engine, Object *ctor) { ErrorPrototype::init(engine, ctor, this); }
};

struct RangeErrorPrototype : ErrorObject
{
    void init(ExecutionEngine *engine, Object *ctor) { ErrorPrototype::init(engine, ctor, this); }
};

struct ReferenceErrorPrototype : ErrorObject
{
    void init(ExecutionEngine *engine, Object *ctor) { ErrorPrototype::init(engine, ctor, this); }
};

struct SyntaxErrorPrototype : ErrorObject
{
    void init(ExecutionEngine *engine, Object *ctor) { ErrorPrototype::init(engine, ctor, this); }
};

struct TypeErrorPrototype : ErrorObject
{
    void init(ExecutionEngine *engine, Object *ctor) { ErrorPrototype::init(engine, ctor, this); }
};

struct URIErrorPrototype : ErrorObject
{
    void init(ExecutionEngine *engine, Object *ctor) { ErrorPrototype::init(engine, ctor, this); }
};


inline SyntaxErrorObject *ErrorObject::asSyntaxError()
{
    return d()->errorType == QV4::Heap::ErrorObject::SyntaxError ? static_cast<SyntaxErrorObject *>(this) : 0;
}

}

QT_END_NAMESPACE

#endif // QV4ECMAOBJECTS_P_H