1 files changed, 72 insertions, 0 deletions
diff --git a/src/qmldom/qqmldomcompare_p.h b/src/qmldom/qqmldomcompare_p.h
new file mode 100644
index 0000000000..651486d7a9
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+++ b/src/qmldom/qqmldomcompare_p.h
@@ -0,0 +1,72 @@
+// 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 QMLDOMCOMPARE_P_H
+#define QMLDOMCOMPARE_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 "qqmldomitem_p.h"
+
+#include <memory>
+
+QT_BEGIN_NAMESPACE
+
+namespace QQmlJS {
+namespace Dom {
+
+bool domCompare(
+        const DomItem &i1, const DomItem &i2, function_ref<bool(Path, const DomItem &, const DomItem &)> change,
+        function_ref<bool(const DomItem &, const PathEls::PathComponent &, const DomItem &)> filter = noFilter,
+        Path p = Path());
+
+enum DomCompareStrList { FirstDiff, AllDiffs };
+
+QMLDOM_EXPORT QStringList domCompareStrList(
+        const DomItem &i1, const DomItem &i2,
+        function_ref<bool(const DomItem &, const PathEls::PathComponent &, const DomItem &) const> filter = noFilter,
+        DomCompareStrList stopAtFirstDiff = DomCompareStrList::FirstDiff);
+
+inline QStringList domCompareStrList(
+        MutableDomItem &i1, const DomItem &i2,
+        function_ref<bool(const DomItem &, const PathEls::PathComponent &, const DomItem &) const> filter = noFilter,
+        DomCompareStrList stopAtFirstDiff = DomCompareStrList::FirstDiff)
+{
+    DomItem ii1 = i1.item();
+    return domCompareStrList(ii1, i2, filter, stopAtFirstDiff);
+}
+
+inline QStringList domCompareStrList(
+        const DomItem &i1, MutableDomItem &i2,
+        function_ref<bool(const DomItem &, const PathEls::PathComponent &, const DomItem &) const> filter = noFilter,
+        DomCompareStrList stopAtFirstDiff = DomCompareStrList::FirstDiff)
+{
+    DomItem ii2 = i2.item();
+    return domCompareStrList(i1, ii2, filter, stopAtFirstDiff);
+}
+
+inline QStringList domCompareStrList(
+        MutableDomItem &i1, MutableDomItem &i2,
+        function_ref<bool(const DomItem &, const PathEls::PathComponent &, const DomItem &) const> filter = noFilter,
+        DomCompareStrList stopAtFirstDiff = DomCompareStrList::FirstDiff)
+{
+    DomItem ii1 = i1.item();
+    DomItem ii2 = i2.item();
+    return domCompareStrList(ii1, ii2, filter, stopAtFirstDiff);
+}
+
+} // end namespace Dom
+} // end namespace QQmlJS
+
+QT_END_NAMESPACE
+#endif // QMLDOMCOMPARE_P_H