1 files changed, 69 insertions, 0 deletions
diff --git a/src/qmltyperegistrar/qqmljsstreamwriter_p.h b/src/qmltyperegistrar/qqmljsstreamwriter_p.h
new file mode 100644
index 0000000000..ef961de69c
--- /dev/null
+++ b/src/qmltyperegistrar/qqmljsstreamwriter_p.h
@@ -0,0 +1,69 @@
+// 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 QQMLJSSTREAMWRITER_P_H
+#define QQMLJSSTREAMWRITER_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 <QtCore/QIODevice>
+#include <QtCore/QList>
+#include <QtCore/QString>
+#include <QtCore/QScopedPointer>
+#include <QtCore/QPair>
+
+QT_BEGIN_NAMESPACE
+
+class QQmlJSStreamWriter
+{
+public:
+    QQmlJSStreamWriter(QByteArray *array);
+
+    void writeStartDocument();
+    void writeEndDocument();
+    void writeLibraryImport(
+        QByteArrayView uri, int majorVersion, int minorVersion, QByteArrayView as = {});
+    void writeStartObject(QByteArrayView component);
+    void writeEndObject();
+    void writeScriptBinding(QByteArrayView name, QByteArrayView rhs);
+    void writeStringBinding(QByteArrayView name, QAnyStringView value);
+    void writeNumberBinding(QByteArrayView name, qint64 value);
+
+    // TODO: Drop this once we can drop qmlplugindump. It is substantially weird.
+    void writeEnumObjectLiteralBinding(
+        QByteArrayView name, const QList<QPair<QAnyStringView, int>> &keyValue);
+
+    // TODO: these would look better with generator functions.
+    void writeArrayBinding(QByteArrayView name, const QByteArrayList &elements);
+    void writeStringListBinding(QByteArrayView name, const QList<QAnyStringView> &elements);
+
+    void write(QByteArrayView data);
+    void writeBooleanBinding(QByteArrayView name, bool value);
+
+private:
+    void writeIndent();
+    void writePotentialLine(const QByteArray &line);
+    void flushPotentialLinesWithNewlines();
+
+    template<typename String, typename ElementHandler>
+    void doWriteArrayBinding(
+            QByteArrayView name, const QList<String> &elements, ElementHandler &&handler);
+
+    int m_indentDepth;
+    QList<QByteArray> m_pendingLines;
+    int m_pendingLineLength;
+    bool m_maybeOneline;
+    QScopedPointer<QIODevice> m_stream;
+};
+
+QT_END_NAMESPACE
+
+#endif // QQMLJSSTREAMWRITER_P_H