Functor Packages

Contravariant functors in JS with Flow.

Immutable container implementations to support functional programming patterns in JavaScript.

Fantasy Land compatible types for easy integration with functional javascript libraries like ramda. This library benifits by having no dependencies

iterable that provides transformation methods for array iterables

iterable that provides transformation methods for array iterables

☯ The simplest signal library possible

Functional TypeScript utility types such as Option, Result and others.

TypeScript/JavaScript library of Maybe, Either and Tuple Monads.

Convert Middy middleware to chainable higher-order functions returning lambda handlers.

A lazy, unopionated, monadic promise-like library

Free monoid in JavaScript

functor lib

Iterable that implements optimized map & filter methods for array-like iterables

Iterable that implements optimized map method

Iterable that implements optimized map method for array-like iterables

Monadic wrapper for doing arithmetic operations in JavaScript

Sub-package of Funland defining type classes inspired by Haskell's standard library

pure js DOM templating

Create and transform trees at root and node levels.

A wrapper for integrating Fantasy Land to Vuejs