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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 CODEGEN_H
#define CODEGEN_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 <QString>
#include <QFile>
#include <QList>
#include <variant>
#include <memory>
#include <private/qqmljsdiagnosticmessage_p.h>
#include <private/qqmlirbuilder_p.h>
#include <private/qqmljsscope_p.h>
#include <private/qqmljscompiler_p.h>
#include <QtQmlCompiler/private/qqmljstyperesolver_p.h>
#include <QtQmlCompiler/private/qqmljslogger_p.h>
class Codegen : public QQmlJSAotCompiler
{
public:
Codegen(QQmlJSImporter *importer, const QString &fileName, const QStringList &qmltypesFiles,
QQmlJSLogger *logger, QQmlJSTypeInfo *typeInfo, const QString &m_code);
void setDocument(QmlIR::JSCodeGen *codegen, QmlIR::Document *document) override;
void setScope(const QmlIR::Object *object, const QmlIR::Object *scope) override;
std::variant<QQmlJSAotFunction, QQmlJS::DiagnosticMessage>
compileBinding(const QV4::Compiler::Context *context, const QmlIR::Binding &irBinding) override;
std::variant<QQmlJSAotFunction, QQmlJS::DiagnosticMessage>
compileFunction(const QV4::Compiler::Context *context,
const QmlIR::Function &irFunction) override;
QQmlJSAotFunction globalCode() const override;
private:
struct Function
{
QV4::Compiler::ContextType contextType = QV4::Compiler::ContextType::Binding;
QQmlJS::AST::FunctionExpression *ast = nullptr;
bool isQPropertyBinding = false;
QQmlJSScope::ConstPtr returnType;
QList<QQmlJSScope::ConstPtr> argumentTypes;
QQmlJSScope::ConstPtr qmlScope;
QString generatedCode;
QStringList includes;
QQmlJS::DiagnosticMessage error;
};
const QmlIR::Document *m_document = nullptr;
const QString m_fileName;
const QStringList m_resourceFiles;
const QStringList m_qmltypesFiles;
QQmlJSImporter *m_importer = nullptr;
QQmlJS::MemoryPool *m_pool = nullptr;
const QmlIR::Object *m_currentObject = nullptr;
QQmlJSScope::ConstPtr m_scopeType;
QQmlJSScope::ConstPtr m_objectType;
QV4::Compiler::JSUnitGenerator *m_unitGenerator = nullptr;
QStringList m_entireSourceCodeLines;
QQmlJSLogger *m_logger;
QQmlJSTypeInfo *m_typeInfo;
const QString m_code;
std::unique_ptr<QQmlJSTypeResolver> m_typeResolver;
QQmlJS::DiagnosticMessage diagnose(const QString &message, QtMsgType type,
const QQmlJS::SourceLocation &location);
bool generateFunction(const QV4::Compiler::Context *context, Function *function) const;
void instructionOffsetToSrcLocation(const QV4::Compiler::Context *context, uint offset,
QQmlJS::SourceLocation *srcLoc) const;
};
#endif
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