119 packages found
Write cleaner TypeScript
- typescript
- javascript
- monads
- maybe
- result
- either
- list
- state
- functional
- list-monad
- maybe-monad
- either-monad
- result-monad
- state-monad
Strongly typed general purpose utilities
Supervisor, Coroutine, Channel, select, AtomicPromise, Cancellation, Cache, InvList, IxList, and some utils.
- supervisor
- actor
- observer
- coroutine
- channel
- select
- cancellation
- sequence
- generator
- iterator
- maybe
- either
- monad
- arrow
- View more
Binary Error Boundary Component
Fat Arrow is a library for Typed Functional Programming in TypeScript compatible with Node.js and all major browsers.
- typescript
- functional programming
- maybe
- result
- either
- adt
- algebraic data type
- arrow
- kotlin
- monad
- functor
- functional data structure
- fp types
- typeclasses
A functional library for TypeScript
monad library for typescript
Types and implementations whose APIs are inspired by Rust's `Option<T>` and `Result<T, E>`.
Result type inspired by Rust.
Jest matcher for Either objects.
Type safe Option, Result, and Either types; inspired by Rust
Type safe Option, Result, and Either types; inspired by Rust
functional javascript
Functional Programming Library
Error handling
Well-typed data-structure for representing varying outcomes
Support for fastify routes returning functional structures, such as fp-ts Either, Task, TaskEither or plain javascript parameterless functions
A Simple Maybe Monad Module. Plays nice with Ramda.