1 files changed, 35 insertions, 0 deletions
diff --git a/sources/shiboken6/ApiExtractor/abstractmetalang_helpers.h b/sources/shiboken6/ApiExtractor/abstractmetalang_helpers.h
new file mode 100644
index 000000000..2a053ceaf
--- /dev/null
+++ b/sources/shiboken6/ApiExtractor/abstractmetalang_helpers.h
@@ -0,0 +1,35 @@
+// 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 ABSTRACTMETALANG_HELPERS_H
+#define ABSTRACTMETALANG_HELPERS_H
+
+#include "abstractmetalang_typedefs.h"
+
+template <class MetaClass>
+std::shared_ptr<MetaClass> findByName(const QList<std::shared_ptr<MetaClass> > &haystack,
+                                      QStringView needle)
+{
+    for (const auto &c : haystack) {
+        if (c->name() == needle)
+            return c;
+    }
+    return {};
+}
+
+// Helper for recursing the base classes of an AbstractMetaClass.
+// Returns the class for which the predicate is true.
+template <class Predicate>
+AbstractMetaClassCPtr recurseClassHierarchy(const AbstractMetaClassCPtr &klass,
+                                            Predicate pred)
+{
+    if (pred(klass))
+        return klass;
+    for (auto base : klass->baseClasses()) {
+        if (auto r = recurseClassHierarchy(base, pred))
+            return r;
+    }
+    return {};
+}
+
+#endif // ABSTRACTMETALANG_HELPERS_H