There are light-weight alternatives to Moose, which use very similar syntax, making it easy to upgrade/downgrade as needed. From heaviest to lightest, there's Moose (of course), Mouse, Moo and Mo.

The lightest-weight (Mo) should have enough features to implement the suggestion here - Re: Module provides both of functional interface and object-oriented one.

In reply to Re^3: Module provides both of functional interface and object-oriented one by tobyink
in thread Module provides both of functional interface and object-oriented one by anazawa

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