protoduck

Fancy duck typing for the most serious of ducks.

v5.0.1 URL: https://unpkg.com/protoduck@5.0.1/index.js

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oop util object oriented duck type ducktype ducktyping protocols multimethod clojure haskell rust generic functions clos polymorphism impl typeclass traits

x-is

collection of all 'x-is-...' to test types of values

v1.1.0 URL: https://unpkg.com/x-is@1.1.0/index.js

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ducktype ducktyping test types typeof instanceof typed