From bc9902ad42ffa45dc2941e0a0ef40a8eb9013c16 Mon Sep 17 00:00:00 2001
From: Daniil Kalinin <Daniil.Kalinin@jetbrains.com>
Date: Wed, 18 Sep 2024 11:00:09 +0200
Subject: [PATCH] [python] fix StackOverflowError while calculating a generic
 definition type in PyTypingTypeProvider.java

GitOrigin-RevId: 0ff3415886906cb29eb6bd3caa1fa140c0693ba7
---
 .../python/codeInsight/typing/PyTypingTypeProvider.java        | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/python/python-psi-impl/src/com/jetbrains/python/codeInsight/typing/PyTypingTypeProvider.java b/python/python-psi-impl/src/com/jetbrains/python/codeInsight/typing/PyTypingTypeProvider.java
index 671fa79ec44e..57c5c231732a 100644
--- a/python/python-psi-impl/src/com/jetbrains/python/codeInsight/typing/PyTypingTypeProvider.java
+++ b/python/python-psi-impl/src/com/jetbrains/python/codeInsight/typing/PyTypingTypeProvider.java
@@ -1884,7 +1884,8 @@ public final class PyTypingTypeProvider extends PyTypeProviderWithCustomContext<
                                                       @NotNull Context context) {
     PyClass pyClass = classType.getPyClass();
     if (isGeneric(pyClass, context.getTypeContext())) {
-      PyCollectionType genericDefinitionType = PyTypeChecker.findGenericDefinitionType(pyClass, context.getTypeContext());
+      PyCollectionType genericDefinitionType =
+        doPreventingRecursion(pyClass, false, () -> PyTypeChecker.findGenericDefinitionType(pyClass, context.getTypeContext()));
       if (genericDefinitionType != null && ContainerUtil.exists(genericDefinitionType.getElementTypes(),
                                                                 t -> t instanceof PyTypeParameterType typeParameterType &&
                                                                      typeParameterType.getDefaultType() != null)) {