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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include <qmljs/qmljs_global.h>
#ifdef QT_CREATOR
#include <qmljs/parser/qmljsastfwd_p.h>
#else
#include <parser/qqmljsastfwd_p.h>
#endif
#include <QHash>
#include <QList>
#include <QSharedPointer>
#include <QStringList>
#include <QVariant>
#include <QWeakPointer>
namespace QmlJS {
#ifndef QT_CREATOR
using SourceLocation = QQmlJS::SourceLocation;
#endif
class QMLJS_EXPORT SimpleReaderNode
{
public:
struct Property
{
QVariant value;
SourceLocation nameLocation;
SourceLocation valueLocation;
bool isValid() const { return !value.isNull() && value.isValid(); }
explicit operator bool() const { return isValid(); }
bool isDefaultValue() const
{
return !value.isNull() && !nameLocation.isValid() && !valueLocation.isValid();
}
};
typedef QSharedPointer<SimpleReaderNode> Ptr;
typedef QWeakPointer<SimpleReaderNode> WeakPtr;
typedef QHash<QString, Property> PropertyHash;
typedef QList<Ptr> List;
Property property(const QString &name) const;
QStringList propertyNames() const;
PropertyHash properties() const;
bool isRoot() const;
bool isValid() const;
static Ptr invalidNode();
WeakPtr parent() const;
QString name() const;
SourceLocation nameLocation() const;
const List &children() const;
protected:
SimpleReaderNode();
SimpleReaderNode(const QString &name, const SourceLocation &nameLocation, WeakPtr parent);
static Ptr create(const QString &name, const SourceLocation &nameLocation, WeakPtr parent);
void setProperty(const QString &name,
const SourceLocation &nameLocation,
const QVariant &value,
const SourceLocation &valueLocation);
private:
const QString m_name;
const SourceLocation m_nameLocation;
PropertyHash m_properties;
const WeakPtr m_parentNode;
List m_children;
WeakPtr m_weakThis;
friend class SimpleReader;
};
#ifndef QT_CREATOR
using namespace QQmlJS;
#endif
class QMLJS_EXPORT SimpleAbstractStreamReader
{
public:
SimpleAbstractStreamReader();
virtual ~SimpleAbstractStreamReader();
bool readFile(const QString &fileName);
bool readFromSource(const QString &source);
QStringList errors() const;
protected:
void addError(const QString &error, const SourceLocation &sourceLocation = SourceLocation());
SourceLocation currentSourceLocation() const;
virtual void elementStart(const QString &name, const SourceLocation &nameLocation) = 0;
virtual void elementEnd() = 0;
virtual void propertyDefinition(const QString &name,
const SourceLocation &nameLocation,
const QVariant &value,
const SourceLocation &valueLocation)
= 0;
private:
bool readDocument(AST::UiProgram *ast);
void readChildren(AST::UiObjectDefinition *ast);
void readChild(AST::UiObjectDefinition *uiObjectDefinition);
void readProperties(AST::UiObjectDefinition *ast);
void readProperty(AST::UiScriptBinding *uiScriptBinding);
std::pair<QVariant, SourceLocation> parsePropertyScriptBinding(
AST::UiScriptBinding *ExpressionNode);
QVariant parsePropertyExpression(AST::ExpressionNode *expressionNode);
void setSourceLocation(const SourceLocation &sourceLocation);
QString textAt(const SourceLocation &from, const SourceLocation &to);
QStringList m_errors;
SourceLocation m_currentSourceLocation;
QString m_source;
};
class QMLJS_EXPORT SimpleReader: public SimpleAbstractStreamReader
{
public:
SimpleReader();
SimpleReaderNode::Ptr readFile(const QString &fileName);
SimpleReaderNode::Ptr readFromSource(const QString &source);
protected:
void elementStart(const QString &name, const SourceLocation &nameLocation) override;
void elementEnd() override;
void propertyDefinition(const QString &name,
const SourceLocation &nameLocation,
const QVariant &value,
const SourceLocation &valueLocation) override;
private:
SimpleReaderNode::Ptr m_rootNode;
SimpleReaderNode::WeakPtr m_currentNode;
};
} // namespace QmlJS
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