From b769e0182cccf8a785c1396703d25a2979c0421c Mon Sep 17 00:00:00 2001
From: Kyle Husmann <kyle.husmann@gmail.com>
Date: Mon, 17 Jun 2024 17:42:11 -0700
Subject: [PATCH] fix stack overflow for display of interlaced cfactors

---
 R/cfactor.R | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/R/cfactor.R b/R/cfactor.R
index eb9f4ff..a0e03ab 100644
--- a/R/cfactor.R
+++ b/R/cfactor.R
@@ -208,10 +208,8 @@ as.cfactor.factor <- function(x, codes = NULL, ordered = is.ordered(x)) {
 #' @importFrom generics as.factor
 #' @export
 as.factor.interlacer_cfactor <- function(x, ...) {
-  if (is.cfactor(x)) {
-    attr(attr(x, "levels"), "codes") <- NULL
-    class(x) <- class(x)[-1]
-  }
+  attr(attr(x, "levels"), "codes") <- NULL
+  class(x) <- discard(class(x), \(v) v == "interlacer_cfactor")
   x
 }
 
@@ -272,7 +270,7 @@ as.codes.interlacer_cfactor <- function(x, ...) {
 #' @export
 print.interlacer_cfactor <- function(x, ...) {
   if (is.latent.cfactor(x)) {
-    NextMethod()
+    obj_print(as.factor(x), ...)
   } else {
     obj_print(x, ...)
   }