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Clojure deftype that has mutable field and setter method sample.
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| (defprotocol IEditName | |
| (get-name [this]) | |
| (set-name! [this val])) | |
| (deftype PersonName [^:volatile-mutable lname] | |
| IEditName | |
| (get-name [this] (. this lname)) | |
| (set-name! [this val] (set! lname val))) | |
| (def pname (PersonName. "hoge")) | |
| ;=> #'user/pname | |
| (set-name! pname "fuge") | |
| ;=> "fuge" | |
| (get-name pname) | |
| ;=> "fuge" |
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