Fantasy Land ORG

Specification for interoperability of common algebraic structures in JavaScript

Fantasy Land is a JavaScript specification, not runnable code, that defines standard rules for algebraic data structures like Functors and Monads so that functional programming libraries can work together without adapter code.

Property-based tests for FL-compatible ADTs

Library for creating tagged constructors.

Specification for common algebraic structures in JavaScript based on Fantasy Land

Composable, immutable getters and setters.

port of the haskell package Data.Aviary.Birds. Every thing for your combinatory needs.

No description.

Common combinators.

IO control structure.

Option data structure.

sweet.js macros for Fantasy Land compatible structures.

A collection of monoids

Free monad

Reader control structure.

Either data structure.

Identity data structure.

No description.

QuickCheck Library using Fantasy-Land

State control structure.

Tuple data structures.

Example uses of Fantasy Land projects.

Meta repository for discussions regarding ECMAScript proposals

Writer control structure.

Helper functions

Validation data structure.

Store control structure.

Temporary repository for unified static-land and fantasy-land specification

No description.

Profunctor

Data type isomorphic to α ∨ β ∨ (α ∧ β)

No description.

Coproducts

Library to enable equality of different types.

Cofree comonad structure.