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class.c (mrb_class_initialize): check duplicated initialization

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Yukihiro "Matz" Matsumoto
2023-05-26 12:48:34 +09:00
parent 8914c2318c
commit 7f887f1928
1 changed files with 7 additions and 3 deletions
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src/class.c
+7 -3
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@@ -1999,15 +1999,19 @@ mrb_obj_new(mrb_state *mrb, struct RClass *c, mrb_int argc, const mrb_value *arg
}
static mrb_value
mrb_class_initialize(mrb_state *mrb, mrb_value c)
mrb_class_initialize(mrb_state *mrb, mrb_value obj)
{
mrb_value a, b;
struct RClass *c = mrb_class_ptr(obj);
if (c->iv) {
mrb_raise(mrb, E_TYPE_ERROR, "already initialized class");
}
mrb_get_args(mrb, "|C&", &a, &b);
if (!mrb_nil_p(b)) {
mrb_yield_with_class(mrb, b, 1, &c, c, mrb_class_ptr(c));
mrb_yield_with_class(mrb, b, 1, &obj, obj, c);
}
return c;
return obj;
}
static mrb_value