diff options
Diffstat (limited to 'enum.c')
-rw-r--r-- | enum.c | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -2010,6 +2010,7 @@ enum_zip(int argc, VALUE *argv, VALUE obj) if (!allary) { CONST_ID(conv, "to_enum"); for (i=0; i<argc; i++) { + if (!rb_respond_to(argv[i], id_each)) Check_Type(argv[i], T_ARRAY); argv[i] = rb_funcall(argv[i], conv, 1, ID2SYM(id_each)); } } |