fn console_map_object_from_handle_value(
cx: &mut JSContext,
handle_object: HandleObject<'_>,
seen: &mut Vec<u64>,
) -> Option<(String, ObjectPreview)>fn console_map_object_from_handle_value(
cx: &mut JSContext,
handle_object: HandleObject<'_>,
seen: &mut Vec<u64>,
) -> Option<(String, ObjectPreview)>