qqmljslintertypepropagator_p.h

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// Copyright (C) 2026 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

// Qt-Security score:significant

#ifndef QQMLJSLINTERTYPEPROPAGATOR_P_H

#define QQMLJSLINTERTYPEPROPAGATOR_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/qduplicatetracker_p.h>

#include <private/qqmljstypepropagator_p.h>

#include <private/qqmljscontextproperties_p.h>

#include <private/qqmljsusercontextproperties_p.h>

#include <private/qqmljslinterrenamedcomponents_p.h>

#include <private/qqmljslintercontext_p.h>

QT_BEGIN_NAMESPACE

struct IdMemberShadow;

class QQmlJSLinterTypePropagator : public QQmlJSTypePropagator

public:

    QQmlJSLinterTypePropagator(const QV4::Compiler::JSUnitGenerator *unitGenerator,

                               const QQmlJSTypeResolver *typeResolver, QQmlJSLogger *logger,

                               const QQmlJS::LinterContext &linterContext,

                               const BasicBlocks &basicBlocks = { },

                               const InstructionAnnotations &annotations = { },

                               QQmlSA::PassManager *passManager = nullptr);

    void setIdMemberShadows(QSet<IdMemberShadow> *idMemberShadows)

        m_idMemberShadows = idMemberShadows;

private:

    void generate_Ret() override;

    void generate_LoadQmlContextPropertyLookup(int index) override;

    void generate_GetOptionalLookup(int index, int offset) override;

    void generate_StoreProperty(int nameIndex, int base) override;

    void generate_CallProperty(int nameIndex, int base, int argc, int argv) override;

    void generate_CallPossiblyDirectEval(int argc, int argv) override;

    PropertyResolution propertyResolution(QQmlJSScope::ConstPtr scope, const QString &type) const;

    void handleUnqualifiedAccess(const QString &name, bool isMethod) const override;

    void handleUnqualifiedAccessAndContextProperties(const QString &name, bool isMethod) const override;

    void checkDeprecated(QQmlJSScope::ConstPtr scope, const QString &name, bool isMethod) const override;

    bool isCallingProperty(QQmlJSScope::ConstPtr scope, const QString &name) const override;

    bool handleImportNamespaceLookup(const QString &propertyName) override;

    void handleLookupError(const QString &propertyName) override;

    bool checkForEnumProblems(QQmlJSRegisterContent base, const QString &propertyName) override;

    void generate_StoreNameCommon(int nameIndex) override;

    void propagatePropertyLookup(const QString &name,

                                 int lookupIndex = QQmlJSRegisterContent::InvalidLookupIndex) override;

    void propagateCall(const QList<QQmlJSMetaMethod> &methods, int argc, int argv,

                       QQmlJSRegisterContent scope) override;

    void propagateTranslationMethod_SAcheck(const QString &methodName) override;

    void warnAboutTypeCoercion(int lhs) override;

    bool checkTypeResolved(const QQmlJSScope::ConstPtr &type);

    void checkWrite(const QQmlJSRegisterContent &callBase, const QString &propertyName);

    QQmlSA::PassManager *m_passManager = nullptr;

    const QQmlJS::LinterContext &m_context;

    QSet<IdMemberShadow> *m_idMemberShadows = nullptr;

};

QT_END_NAMESPACE

#endif // QQMLJSLINTERTYPEPROPAGATOR_P_H