Small refactoring in `hash_slice`; ref
@@ -53,10 +53,8 @@ hash_slice(mrb_state *mrb, mrb_value hash)
mrb_int argc, i;
mrb_get_args(mrb, "*", &argv, &argc);
- if (argc == 0) {
- return mrb_hash_new_capa(mrb, argc);
- }
result = mrb_hash_new_capa(mrb, argc);
+ if (argc == 0) return result; /* empty hash */
for (i = 0; i < argc; i++) {
mrb_value key = argv[i];
mrb_value val;
