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Ulf Hermann authored
JavaScript knows a year 0. That is correctly translated into QDateTime terms when creating a Date object, but it's not correctly translated back when converting the JavaScript date to a string. Task-number: QTBUG-29491 Change-Id: I46b200a144434187656d08e87f422f97523acd0e Reviewed-by:Simon Hausmann <simon.hausmann@digia.com>
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/******************************************************************************** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).** Contact: http://www.qt-project.org/legal**** This file is part of the QtQml module of the Qt Toolkit.**** $QT_BEGIN_LICENSE:LGPL21$** Commercial License Usage** Licensees holding valid commercial Qt licenses may use this file in** accordance with the commercial license agreement provided with the** Software or, alternatively, in accordance with the terms contained in** a written agreement between you and Digia. For licensing terms and** conditions see http://qt.digia.com/licensing. For further information** use the contact form at http://qt.digia.com/contact-us.**** GNU Lesser General Public License Usage** Alternatively, this file may be used under the terms of the GNU Lesser** General Public License version 2.1 or version 3 as published by the Free** Software Foundation and appearing in the file LICENSE.LGPLv21 and** LICENSE.LGPLv3 included in the packaging of this file. Please review the** following information to ensure the GNU Lesser General Public License** requirements will be met: https://www.gnu.org/licenses/lgpl.html and** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.**** In addition, as a special exception, Digia gives you certain additional** rights. These rights are described in the Digia Qt LGPL Exception** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.**** $QT_END_LICENSE$******************************************************************************/#ifndef QV4ARRAYDATA_H#define QV4ARRAYDATA_H#include "qv4global_p.h"#include "qv4managed_p.h"#include "qv4property_p.h"#include "qv4sparsearray_p.h"QT_BEGIN_NAMESPACEnamespace QV4 {#define V4_ARRAYDATA \ public: \ Q_MANAGED_CHECK \ static const QV4::ArrayVTable static_vtbl; \ static inline const QV4::ManagedVTable *staticVTable() { return &static_vtbl.managedVTable; } \ template <typename T> \ QV4::Returned<T> *asReturned() { return QV4::Returned<T>::create(this); } \ V4_MANAGED_SIZE_TEST \ const Data *d() const { return &static_cast<const Data &>(Managed::data); } \ Data *d() { return &static_cast<Data &>(Managed::data); }struct ArrayData;struct ArrayVTable{ ManagedVTable managedVTable; uint type; ArrayData *(*reallocate)(Object *o, uint n, bool enforceAttributes); ReturnedValue (*get)(const ArrayData *d, uint index); bool (*put)(Object *o, uint index, ValueRef value); bool (*putArray)(Object *o, uint index, Value *values, uint n); bool (*del)(Object *o, uint index); void (*setAttribute)(Object *o, uint index, PropertyAttributes attrs); PropertyAttributes (*attribute)(const ArrayData *d, uint index); void (*push_front)(Object *o, Value *values, uint n);7172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140
ReturnedValue (*pop_front)(Object *o);
uint (*truncate)(Object *o, uint newLen);
uint (*length)(const ArrayData *d);
};
struct Q_QML_EXPORT ArrayData : public Managed
{
enum Type {
Simple = 0,
Complex = 1,
Sparse = 2,
Custom = 3
};
struct Data : public Managed::Data {
Data(InternalClass *ic)
: Managed::Data(ic)
{}
uint alloc;
Type type;
PropertyAttributes *attrs;
union {
uint len;
uint freeList;
};
union {
uint offset;
SparseArray *sparse;
};
Value arrayData[1];
};
V4_MANAGED(Managed)
uint alloc() const { return d()->alloc; }
uint &alloc() { return d()->alloc; }
void setAlloc(uint a) { d()->alloc = a; }
Type type() const { return d()->type; }
void setType(Type t) { d()->type = t; }
PropertyAttributes *attrs() const { return d()->attrs; }
void setAttrs(PropertyAttributes *a) { d()->attrs = a; }
const Value *arrayData() const { return &d()->arrayData[0]; }
Value *arrayData() { return &d()->arrayData[0]; }
const ArrayVTable *vtable() const { return reinterpret_cast<const ArrayVTable *>(internalClass()->vtable); }
bool isSparse() const { return type() == Sparse; }
uint length() const {
return vtable()->length(this);
}
bool hasAttributes() const {
return attrs();
}
PropertyAttributes attributes(int i) const {
Q_ASSERT(this);
return attrs() ? vtable()->attribute(this, i) : Attr_Data;
}
bool isEmpty(uint i) const {
return (vtable()->get(this, i) == Primitive::emptyValue().asReturnedValue());
}
ReturnedValue get(uint i) const {
return vtable()->get(this, i);
}
inline Property *getProperty(uint index);
static void ensureAttributes(Object *o);
static void realloc(Object *o, Type newType, uint alloc, bool enforceAttributes);
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static void sort(ExecutionContext *context, Object *thisObject, const ValueRef comparefn, uint dataLen);
static uint append(Object *obj, ArrayObject *otherObj, uint n);
static Property *insert(Object *o, uint index, bool isAccessor = false);
};
struct Q_QML_EXPORT SimpleArrayData : public ArrayData
{
struct Data : public ArrayData::Data {
Data(ExecutionEngine *engine)
: ArrayData::Data(engine->simpleArrayDataClass)
{}
};
V4_ARRAYDATA
uint mappedIndex(uint index) const { return (index + d()->offset) % d()->alloc; }
Value data(uint index) const { return d()->arrayData[mappedIndex(index)]; }
Value &data(uint index) { return d()->arrayData[mappedIndex(index)]; }
Property *getProperty(uint index) {
if (index >= len())
return 0;
index = mappedIndex(index);
if (d()->arrayData[index].isEmpty())
return 0;
return reinterpret_cast<Property *>(d()->arrayData + index);
}
uint &len() { return d()->len; }
uint len() const { return d()->len; }
static ArrayData *reallocate(Object *o, uint n, bool enforceAttributes);
static void markObjects(Managed *d, ExecutionEngine *e);
static ReturnedValue get(const ArrayData *d, uint index);
static bool put(Object *o, uint index, ValueRef value);
static bool putArray(Object *o, uint index, Value *values, uint n);
static bool del(Object *o, uint index);
static void setAttribute(Object *o, uint index, PropertyAttributes attrs);
static PropertyAttributes attribute(const ArrayData *d, uint index);
static void push_front(Object *o, Value *values, uint n);
static ReturnedValue pop_front(Object *o);
static uint truncate(Object *o, uint newLen);
static uint length(const ArrayData *d);
};
struct Q_QML_EXPORT SparseArrayData : public ArrayData
{
struct Data : public ArrayData::Data {
Data(ExecutionEngine *engine)
: ArrayData::Data(engine->emptyClass)
{ setVTable(staticVTable()); }
};
V4_ARRAYDATA
uint &freeList() { return d()->freeList; }
uint freeList() const { return d()->freeList; }
SparseArray *sparse() const { return d()->sparse; }
void setSparse(SparseArray *s) { d()->sparse = s; }
static uint allocate(Object *o, bool doubleSlot = false);
static void free(ArrayData *d, uint idx);
Property *getProperty(uint index) {
SparseArrayNode *n = sparse()->findNode(index);
if (!n)
return 0;
return reinterpret_cast<Property *>(arrayData() + n->value);
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}
uint mappedIndex(uint index) const {
SparseArrayNode *n = sparse()->findNode(index);
if (!n)
return UINT_MAX;
return n->value;
}
static void destroy(Managed *d);
static void markObjects(Managed *d, ExecutionEngine *e);
static ArrayData *reallocate(Object *o, uint n, bool enforceAttributes);
static ReturnedValue get(const ArrayData *d, uint index);
static bool put(Object *o, uint index, ValueRef value);
static bool putArray(Object *o, uint index, Value *values, uint n);
static bool del(Object *o, uint index);
static void setAttribute(Object *o, uint index, PropertyAttributes attrs);
static PropertyAttributes attribute(const ArrayData *d, uint index);
static void push_front(Object *o, Value *values, uint n);
static ReturnedValue pop_front(Object *o);
static uint truncate(Object *o, uint newLen);
static uint length(const ArrayData *d);
};
inline Property *ArrayData::getProperty(uint index)
{
if (type() != Sparse) {
SimpleArrayData *that = static_cast<SimpleArrayData *>(this);
return that->getProperty(index);
} else {
SparseArrayData *that = static_cast<SparseArrayData *>(this);
return that->getProperty(index);
}
}
}
QT_END_NAMESPACE
#endif