Object#display will raise an exception if passed nil

MacRuby · Jul 31, 2012 · 830da71 · 830da71
1 parent 51b862a
commit 830da71
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/io.c b/io.c
@@ -3427,10 +3427,13 @@ static VALUE
 rb_obj_display(VALUE self, SEL sel, int argc, VALUE *argv)
 {
     VALUE port;
-    rb_scan_args(argc, argv, "01", &port);
+
-    if (NIL_P(port)) {
+    if (argc == 0) {
 	port = rb_stdout;
     }
+    else {
+	rb_scan_args(argc, argv, "01", &port);
+    }
     rb_io_write(port, self);
 
     return Qnil;