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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQMLJSTYPERESOLVER_P_H
#define QQMLJSTYPERESOLVER_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
#include <private/qqmlirbuilder_p.h>
#include <private/qqmljsast_p.h>
#include <private/qqmljsimporter_p.h>
#include <private/qqmljslogger_p.h>
#include <private/qqmljsregistercontent_p.h>
#include <private/qqmljsscope_p.h>
#include <private/qqmljsscopesbyid_p.h>
QT_BEGIN_NAMESPACE
class QQmlJSImportVisitor;
class QQmlJSTypeResolver
{
public:
enum BaseOrExtension { Base, Extension };
enum ParentMode { UseDocumentParent, UseParentProperty };
struct GlobalProperty
{
QQmlJSScope::ConstPtr type;
QString getter;
QString setter;
};
QQmlJSTypeResolver(QQmlJSImporter *importer);
// Note: must be called after the construction to read the QML program
void init(QQmlJSImportVisitor *visitor, QQmlJS::AST::Node *program);
QQmlJSScope::ConstPtr voidType() const { return m_voidType; }
QQmlJSScope::ConstPtr realType() const { return m_realType; }
QQmlJSScope::ConstPtr floatType() const { return m_floatType; }
QQmlJSScope::ConstPtr intType() const { return m_intType; }
QQmlJSScope::ConstPtr boolType() const { return m_boolType; }
QQmlJSScope::ConstPtr stringType() const { return m_stringType; }
QQmlJSScope::ConstPtr urlType() const { return m_urlType; }
QQmlJSScope::ConstPtr dateTimeType() const { return m_dateTimeType; }
QQmlJSScope::ConstPtr variantListType() const { return m_variantListType; }
QQmlJSScope::ConstPtr varType() const { return m_varType; }
QQmlJSScope::ConstPtr jsValueType() const { return m_jsValueType; }
QQmlJSScope::ConstPtr jsPrimitiveType() const { return m_jsPrimitiveType; }
QQmlJSScope::ConstPtr listPropertyType() const { return m_listPropertyType; }
QQmlJSScope::ConstPtr metaObjectType() const { return m_metaObjectType; }
QQmlJSScope::ConstPtr jsGlobalObject() const { return m_jsGlobalObject; }
QQmlJSScope::ConstPtr scopeForLocation(const QV4::CompiledData::Location &location) const;
QQmlJSScope::ConstPtr scopeForId(
const QString &id, const QQmlJSScope::ConstPtr &referrer) const;
bool isPrefix(const QString &name) const
{
return m_imports.contains(name) && !m_imports[name].scope;
}
QQmlJSScope::ConstPtr typeForName(const QString &name) const { return m_imports[name].scope; }
QQmlJSScope::ConstPtr typeFromAST(QQmlJS::AST::Type *type) const;
QQmlJSScope::ConstPtr typeForConst(QV4::ReturnedValue rv) const;
QQmlJSRegisterContent typeForBinaryOperation(QSOperator::Op oper,
const QQmlJSRegisterContent &left,
const QQmlJSRegisterContent &right) const;
enum class UnaryOperator { Plus, Minus, Increment, Decrement };
QQmlJSRegisterContent typeForUnaryOperation(UnaryOperator oper,
const QQmlJSRegisterContent &operand) const;
bool isPrimitive(const QQmlJSRegisterContent &type) const;
bool isNumeric(const QQmlJSRegisterContent &type) const;
bool isIntegral(const QQmlJSRegisterContent &type) const;
bool canConvertFromTo(const QQmlJSScope::ConstPtr &from, const QQmlJSScope::ConstPtr &to) const;
bool canConvertFromTo(const QQmlJSRegisterContent &from, const QQmlJSRegisterContent &to) const;
QQmlJSRegisterContent merge(const QQmlJSRegisterContent &a,
const QQmlJSRegisterContent &b) const;
enum class ComponentIsGeneric { No, Yes };
QQmlJSScope::ConstPtr
genericType(const QQmlJSScope::ConstPtr &type,
ComponentIsGeneric allowComponent = ComponentIsGeneric::No) const;
QQmlJSRegisterContent globalType(const QQmlJSScope::ConstPtr &type) const;
QQmlJSRegisterContent scopedType(const QQmlJSScope::ConstPtr &scope, const QString &name) const;
QQmlJSRegisterContent memberType(const QQmlJSRegisterContent &type, const QString &name) const;
QQmlJSRegisterContent valueType(const QQmlJSRegisterContent &listType) const;
QQmlJSRegisterContent returnType(const QQmlJSScope::ConstPtr &type,
QQmlJSRegisterContent::ContentVariant variant) const;
bool registerContains(const QQmlJSRegisterContent ®,
const QQmlJSScope::ConstPtr &type) const;
QQmlJSScope::ConstPtr containedType(const QQmlJSRegisterContent &container) const;
QString containedTypeName(const QQmlJSRegisterContent &container) const;
void setParentMode(ParentMode mode) { m_parentMode = mode; }
ParentMode parentMode() const { return m_parentMode; }
QQmlJSScope::ConstPtr
storedType(const QQmlJSScope::ConstPtr &type) const;
const QQmlJSScopesById &objectsById() const { return m_objectsById; }
const QHash<QQmlJS::SourceLocation, QQmlJSMetaSignalHandler> &signalHandlers() const
{
return m_signalHandlers;
}
bool isNumeric(const QQmlJSScope::ConstPtr &type) const;
protected:
QQmlJSScope::ConstPtr merge(const QQmlJSScope::ConstPtr &a,
const QQmlJSScope::ConstPtr &b) const;
QQmlJSRegisterContent memberType(const QQmlJSScope::ConstPtr &type, const QString &name) const;
QQmlJSRegisterContent memberEnumType(const QQmlJSScope::ConstPtr &type,
const QString &name) const;
bool isPrimitive(const QQmlJSScope::ConstPtr &type) const;
bool checkEnums(const QQmlJSScope::ConstPtr &scope, const QString &name,
QQmlJSRegisterContent *result, BaseOrExtension mode) const;
QQmlJSRegisterContent lengthProperty(bool isWritable, const QQmlJSScope::ConstPtr &scope) const;
QQmlJSScope::ConstPtr m_voidType;
QQmlJSScope::ConstPtr m_numberPrototype;
QQmlJSScope::ConstPtr m_realType;
QQmlJSScope::ConstPtr m_floatType;
QQmlJSScope::ConstPtr m_intType;
QQmlJSScope::ConstPtr m_boolType;
QQmlJSScope::ConstPtr m_stringType;
QQmlJSScope::ConstPtr m_urlType;
QQmlJSScope::ConstPtr m_dateTimeType;
QQmlJSScope::ConstPtr m_variantListType;
QQmlJSScope::ConstPtr m_varType;
QQmlJSScope::ConstPtr m_jsValueType;
QQmlJSScope::ConstPtr m_jsPrimitiveType;
QQmlJSScope::ConstPtr m_listPropertyType;
QQmlJSScope::ConstPtr m_metaObjectType;
QQmlJSScope::ConstPtr m_jsGlobalObject;
QQmlJSScopesById m_objectsById;
QHash<QV4::CompiledData::Location, QQmlJSScope::ConstPtr> m_objectsByLocation;
QQmlJSImporter::ImportedTypes m_imports;
QHash<QQmlJS::SourceLocation, QQmlJSMetaSignalHandler> m_signalHandlers;
ParentMode m_parentMode = UseParentProperty;
QQmlJSLogger *m_logger = nullptr;
};
QT_END_NAMESPACE
#endif // QQMLJSTYPERESOLVER_P_H
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