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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#ifndef QQMLJSIMPORTER_P_H
#define QQMLJSIMPORTER_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/qtqmlcompilerexports_p.h>
#include "qqmljsscope_p.h"
#include "qqmljsresourcefilemapper_p.h"
#include <QtQml/private/qqmldirparser_p.h>
#include <memory>
QT_BEGIN_NAMESPACE
class QQmlJSImportVisitor;
class QQmlJSLogger;
class Q_QMLCOMPILER_PRIVATE_EXPORT QQmlJSImporter
{
public:
using ImportedTypes = QQmlJSScope::ContextualTypes;
QQmlJSImporter(const QStringList &importPaths, QQmlJSResourceFileMapper *mapper,
bool useOptionalImports = false);
QQmlJSResourceFileMapper *resourceFileMapper() const { return m_mapper; }
void setResourceFileMapper(QQmlJSResourceFileMapper *mapper) { m_mapper = mapper; }
QQmlJSResourceFileMapper *metaDataMapper() const { return m_metaDataMapper; }
void setMetaDataMapper(QQmlJSResourceFileMapper *mapper) { m_metaDataMapper = mapper; }
ImportedTypes importBuiltins();
void importQmldirs(const QStringList &qmltypesFiles);
QQmlJSScope::Ptr importFile(const QString &file);
ImportedTypes importDirectory(const QString &directory, const QString &prefix = QString());
// ### qmltc needs this. once re-written, we no longer need to expose this
QHash<QString, QQmlJSScope::Ptr> importedFiles() const { return m_importedFiles; }
ImportedTypes importModule(const QString &module, const QString &prefix = QString(),
QTypeRevision version = QTypeRevision(),
QStringList *staticModuleList = nullptr);
ImportedTypes builtinInternalNames();
QList<QQmlJS::DiagnosticMessage> takeWarnings()
{
const auto result = std::move(m_warnings);
m_warnings.clear();
return result;
}
QList<QQmlJS::DiagnosticMessage> takeGlobalWarnings()
{
const auto result = std::move(m_globalWarnings);
m_globalWarnings.clear();
return result;
}
QStringList importPaths() const { return m_importPaths; }
void setImportPaths(const QStringList &importPaths);
void clearCache();
QQmlJSScope::ConstPtr jsGlobalObject() const;
std::unique_ptr<QQmlJSImportVisitor>
makeImportVisitor(const QQmlJSScope::Ptr &target, QQmlJSImporter *importer,
QQmlJSLogger *logger, const QString &implicitImportDirectory,
const QStringList &qmldirFiles = QStringList());
using ImportVisitorCreator = QQmlJSImportVisitor *(*)(const QQmlJSScope::Ptr &,
QQmlJSImporter *, QQmlJSLogger *,
const QString &, const QStringList &);
void setImportVisitorCreator(ImportVisitorCreator create) { m_createImportVisitor = create; }
private:
friend class QDeferredFactory<QQmlJSScope>;
struct AvailableTypes
{
AvailableTypes(ImportedTypes builtins)
: cppNames(std::move(builtins))
, qmlNames(QQmlJSScope::ContextualTypes::QML, {},
cppNames.intType(), cppNames.arrayType())
{
}
// C++ names used in qmltypes files for non-composite types
ImportedTypes cppNames;
// Names the importing component sees, including any prefixes
ImportedTypes qmlNames;
// Static modules included here
QStringList staticModules;
// Whether a system module has been imported
bool hasSystemModule = false;
};
struct Import {
QString name;
bool isStaticModule = false;
bool isSystemModule = false;
QList<QQmlJSExportedScope> objects;
QHash<QString, QQmlJSExportedScope> scripts;
QList<QQmlDirParser::Import> imports;
QList<QQmlDirParser::Import> dependencies;
};
AvailableTypes builtinImportHelper();
bool importHelper(const QString &module, AvailableTypes *types,
const QString &prefix = QString(), QTypeRevision version = QTypeRevision(),
bool isDependency = false, bool isFile = false);
void processImport(const QQmlJSScope::Import &importDescription, const Import &import,
AvailableTypes *types);
void importDependencies(const QQmlJSImporter::Import &import, AvailableTypes *types,
const QString &prefix = QString(),
QTypeRevision version = QTypeRevision(), bool isDependency = false);
void readQmltypes(const QString &filename, QList<QQmlJSExportedScope> *objects,
QList<QQmlDirParser::Import> *dependencies);
Import readQmldir(const QString &dirname);
Import readDirectory(const QString &directory);
QQmlJSScope::Ptr localFile2ScopeTree(const QString &filePath);
static void setQualifiedNamesOn(const Import &import);
QStringList m_importPaths;
QHash<QPair<QString, QTypeRevision>, QString> m_seenImports;
QHash<QQmlJSScope::Import, QSharedPointer<AvailableTypes>> m_cachedImportTypes;
QHash<QString, Import> m_seenQmldirFiles;
QHash<QString, QQmlJSScope::Ptr> m_importedFiles;
QList<QQmlJS::DiagnosticMessage> m_globalWarnings;
QList<QQmlJS::DiagnosticMessage> m_warnings;
std::optional<AvailableTypes> m_builtins;
QQmlJSResourceFileMapper *m_mapper = nullptr;
QQmlJSResourceFileMapper *m_metaDataMapper = nullptr;
bool m_useOptionalImports;
ImportVisitorCreator m_createImportVisitor = nullptr;
};
QT_END_NAMESPACE
#endif // QQMLJSIMPORTER_P_H
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