From 080d700e1d79e9f370d74825cd1392cf61b404bf Mon Sep 17 00:00:00 2001
From: eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 3 Aug 2018 13:52:13 +0000
Subject: encoding.c (enc_set_index): raise instead of rb_bug() for
 non-encoding capable objects

* Add spec.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64172 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 encoding.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'encoding.c')

diff --git a/encoding.c b/encoding.c
index 8d1894aa91..eac4d7c50a 100644
--- a/encoding.c
+++ b/encoding.c
@@ -819,7 +819,9 @@ rb_enc_get_index(VALUE obj)
 static void
 enc_set_index(VALUE obj, int idx)
 {
-    if (!enc_capable(obj)) rb_bug("enc_set_index: not capable object");
+    if (!enc_capable(obj)) {
+        rb_raise(rb_eArgError, "cannot set encoding on non-encoding capable object");
+    }
 
     if (idx < ENCODING_INLINE_MAX) {
 	ENCODING_SET_INLINED(obj, idx);
-- 
cgit v1.2.3