adblanditiis

Typed Option/Optional/Maybe for TypeScript and JavaScript, created to simplify code involving optional values (null, undefined, NaN).

v1.3.0 URL: https://unpkg.com/adblanditiis@1.3.0/dist/src/Opt.js

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option nulla optional fp aut typescript monad applicative functor

fantasy-land

Specification for interoperability of common algebraic structures in JavaScript

v5.0.1 URL: https://unpkg.com/fantasy-land@5.0.1/index.js

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algebraic monad applicative functor monoid semigroup chain apply

@bett3r-dev/crocks

A collection of well known Algebraic Datatypes for your utter enjoyment.

v4.0.0 URL: https://unpkg.com/@bett3r-dev/crocks@4.0.0/build/index.js

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FP Functional Monadic Monads fantasy Applicative Functor

@hanshi/maybe

A package providing an implementation of maybe.

v0.1.9 URL: https://unpkg.com/@hanshi/maybe@0.1.9/dist/index.js

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hanshi typescript fp functional typeclass type-class maybe maybe-monad functor applicative monad traversable