Correct usage of rb_check_funcall to determine if the default passed …

…to find is callable
ruby · mrmargolis · Sep 21, 2012 · Sep 24, 2012 · Oct 5, 2012 · Oct 5, 2012
commit 38c486c54ad0efcd78ac6d4bb14086438d508d8b
diff --git a/enum.c b/enum.c
@@ -219,9 +219,8 @@ enum_find(int argc, VALUE *argv, VALUE obj)
 	return memo->u1.value;
     }
     if (!NIL_P(if_none)) {
-      if (rb_check_funcall(if_none, rb_intern("call"), 0, 0) != Qundef) {
-         return rb_funcall(if_none, rb_intern("call"), 0, 0);
-      }
+      VALUE result = rb_check_funcall(if_none, rb_intern("call"), 0, 0);
+      if (result != Qundef) return result;
       return if_none;
     }
     return Qnil;