Fantasy-land Packages

A practical functional library for JavaScript programmers.

Common monad combinators and sequencing operations.

Fantasy Land Monad and Alternative instances for Fluture's hook

Typescript functional programming library inspired by Haskell and PureScript providing both runtime type checking and functional algebraic data types.

Do notation for javascript.

A monad for time-dependant values, providing explicit effects for delayed computations, latency, etc.

Fantasy land union types with pattern matching

Fluture-js based middleware for Redux. Handle async actions with FantasyLand compliant Futures, a lazy, monadic alternative to Promises.

Verifications for Monad laws according to fantasy-land.

Tiny goodies for Continuation-Passing-Style functions

Small library for describing HKTs in TypeScript

Additional combinators for fantasy-land Either data structure.

Beautiful assertion library.

Lazy generic streams

A JavaScript port of Data.Trie

Fantasy Land type for React Components

Immutable list

Common array operations and combinators

Algebraic instances for ClojureScript's functional data structures (Mori)

fantasy land wrapper around the mongodb client