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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QMLDOMOUTWRITER_P_H
#define QMLDOMOUTWRITER_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 "qqmldom_global.h"
#include "qqmldom_fwd_p.h"
#include "qqmldomattachedinfo_p.h"
#include "qqmldomlinewriter_p.h"
#include <QtCore/QLoggingCategory>
QT_BEGIN_NAMESPACE
namespace QQmlJS {
namespace Dom {
#define QMLDOM_USTRING(s) u##s
#define QMLDOM_REGION(name) constexpr const auto name = QMLDOM_USTRING(#name)
// namespace, so it cam be reopened to add more entries
namespace Regions {
} // namespace Regions
class QMLDOM_EXPORT OutWriterState
{
public:
OutWriterState(Path itPath, DomItem &it, FileLocations::Tree fLoc);
void closeState(OutWriter &);
Path itemCanonicalPath;
DomItem item;
PendingSourceLocationId fullRegionId;
FileLocations::Tree currentMap;
QMap<QString, PendingSourceLocationId> pendingRegions;
QMap<QString, CommentedElement> pendingComments;
};
class QMLDOM_EXPORT OutWriter
{
public:
int indent = 0;
int indenterId = -1;
bool indentNextlines = false;
bool skipComments = false;
LineWriter &lineWriter;
Path currentPath;
FileLocations::Tree topLocation;
QString writtenStr;
UpdatedScriptExpression::Tree reformattedScriptExpressions;
QList<OutWriterState> states;
explicit OutWriter(LineWriter &lw)
: lineWriter(lw),
topLocation(FileLocations::createTree(Path())),
reformattedScriptExpressions(UpdatedScriptExpression::createTree(Path()))
{
lineWriter.addInnerSink([this](QStringView s) { writtenStr.append(s); });
indenterId =
lineWriter.addTextAddCallback([this](LineWriter &, LineWriter::TextAddType tt) {
if (indentNextlines && tt == LineWriter::TextAddType::Normal
&& QStringView(lineWriter.currentLine()).trimmed().isEmpty())
lineWriter.setLineIndent(indent);
return true;
});
}
OutWriterState &state(int i = 0);
int increaseIndent(int level = 1)
{
int oldIndent = indent;
indent += lineWriter.options().formatOptions.indentSize * level;
return oldIndent;
}
int decreaseIndent(int level = 1, int expectedIndent = -1)
{
indent -= lineWriter.options().formatOptions.indentSize * level;
Q_ASSERT(expectedIndent < 0 || expectedIndent == indent);
return indent;
}
void itemStart(DomItem &it);
void itemEnd(DomItem &it);
void regionStart(QString rName);
void regionStart(QStringView rName) { regionStart(rName.toString()); }
void regionEnd(QString rName);
void regionEnd(QStringView rName) { regionEnd(rName.toString()); }
quint32 counter() const { return lineWriter.counter(); }
OutWriter &writeRegion(QString rName, QStringView toWrite);
OutWriter &writeRegion(QStringView rName, QStringView toWrite)
{
return writeRegion(rName.toString(), toWrite);
}
OutWriter &writeRegion(QString t) { return writeRegion(t, t); }
OutWriter &writeRegion(QStringView t) { return writeRegion(t.toString(), t); }
OutWriter &ensureNewline(int nNewlines = 1)
{
lineWriter.ensureNewline(nNewlines);
return *this;
}
OutWriter &ensureSpace()
{
lineWriter.ensureSpace();
return *this;
}
OutWriter &ensureSpace(QStringView space)
{
lineWriter.ensureSpace(space);
return *this;
}
OutWriter &newline()
{
lineWriter.newline();
return *this;
}
OutWriter &space()
{
lineWriter.space();
return *this;
}
OutWriter &write(QStringView v, LineWriter::TextAddType t = LineWriter::TextAddType::Normal)
{
lineWriter.write(v, t);
return *this;
}
OutWriter &write(QStringView v, SourceLocation *toUpdate)
{
lineWriter.write(v, toUpdate);
return *this;
}
void flush() { lineWriter.flush(); }
void eof(bool ensureNewline = true) { lineWriter.eof(ensureNewline); }
int addNewlinesAutospacerCallback(int nLines)
{
return lineWriter.addNewlinesAutospacerCallback(nLines);
}
int addTextAddCallback(std::function<bool(LineWriter &, LineWriter::TextAddType)> callback)
{
return lineWriter.addTextAddCallback(callback);
}
bool removeTextAddCallback(int i) { return lineWriter.removeTextAddCallback(i); }
void addReformattedScriptExpression(Path p, std::shared_ptr<ScriptExpression> exp)
{
if (auto updExp = UpdatedScriptExpression::ensure(reformattedScriptExpressions, p,
AttachedInfo::PathType::Canonical)) {
updExp->info().expr = exp;
}
}
DomItem updatedFile(DomItem &qmlFile);
};
} // end namespace Dom
} // end namespace QQmlJS
QT_END_NAMESPACE
#endif // QMLDOMOUTWRITER_P_H
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