1 files changed, 2 insertions, 0 deletions
diff --git a/lib/irb/workspace.rb b/lib/irb/workspace.rb
index 30a3e5f20e..d6fa67053d 100644
--- a/lib/irb/workspace.rb
+++ b/lib/irb/workspace.rb
@@ -122,6 +122,8 @@ EOF
     end
 
     # error message manipulator
+    # WARN: Rails patches this method to filter its own backtrace. Be cautious when changing it.
+    # See: https://github.com/rails/rails/blob/main/railties/lib/rails/commands/console/console_command.rb#L8:~:text=def,filter_backtrace
     def filter_backtrace(bt)
       return nil if bt =~ /\/irb\/.*\.rb/
       return nil if bt =~ /\/irb\.rb/