If the callback belonged to `Book`, would you re-run it with `becomes`?
Sounds confusing.

On Mon, May 9, 2016 at 11:13 PM, 신재현 <[email protected]> wrote:

> I propose that initialize values in `becomes` method
>
> for example,
>
> class Book < ApplicationRecord
> end
>
>
> class PaperBook < Book
>   after_initialize do |boo|
>     material ||= "paper"
>   end
> end
>
>
> > book = Book.new
> > book.material
> # => nil
>
>
> > book.becomes!(PaperBook).materal
> # => "paper"
>
> Shoul I implement the feature?
> Does it make sense?
>
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