From d91dbbd460bbf6c2bbb310d80317ad494a328ead Mon Sep 17 00:00:00 2001
From: "Hedden, Kyle Matthew" <kyle.hedden@verizonwireless.com>
Date: Fri, 26 Jan 2024 14:03:01 -0500
Subject: [PATCH] Prevent stack overflow if the logging handler is its own
 delegate.

---
 MVMCore/MVMCore/OtherHandlers/MVMCoreLoggingHandler.swift | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/MVMCore/MVMCore/OtherHandlers/MVMCoreLoggingHandler.swift b/MVMCore/MVMCore/OtherHandlers/MVMCoreLoggingHandler.swift
index 42b4754..9db4039 100644
--- a/MVMCore/MVMCore/OtherHandlers/MVMCoreLoggingHandler.swift
+++ b/MVMCore/MVMCore/OtherHandlers/MVMCoreLoggingHandler.swift
@@ -36,6 +36,8 @@ import Foundation
     
     @objc(addErrorToLog:)
     open func addError(toLog errorObject: MVMCoreErrorObject) {
-        MVMCoreObject.sharedInstance()?.loggingDelegate?.addError(toLog: errorObject)
+        // Guard against doing anything further if the logging handler is its own delegate.
+        guard let loggingDelegate = MVMCoreObject.sharedInstance()?.loggingDelegate, loggingDelegate as? NSObject !== self else { return }
+        loggingDelegate.addError(toLog: errorObject)
     }
 }