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option-t

A toolkit of Nullable/Option/Result type implementation in ECMAScript. Their APIs are inspired by Rust's `Option<T>` and `Result<T, E>`.

tetsuharu
published version 52.1.0, 12 days ago25 dependents licensed under $MIT
418,724

my-only-either

Only support either interface

jooni
published version 1.3.0, 3 years ago12 dependents licensed under $MIT
21,054

@thames/monads

Option, Result, and Either types for JavaScript - Inspired by Rust

richardbranson
published version 0.7.0, 9 months ago1 dependents licensed under $MIT
4,807

@pedromsilva/data-either

Simple TypeScript/ES2017 class to represent either values

pedromsilva
published version 0.0.2, 7 years ago1 dependents licensed under $ISC
5,382

akh.either

Akh either monad and monad transformer

mattbierner
published version 0.0.1, 9 years ago3 dependents licensed under $MIT
2,513

funfix-core

Sub-package of Funfix exposing primitive interfaces and data types belonging into a standard library

alexelcu
published version 7.0.1, 7 years ago11 dependents licensed under $Apache-2.0
3,030

@hqoss/monads

Type safe Option, Result, and Either types; inspired by Rust

slavomirvojacek
published version 0.5.0, 4 years ago8 dependents licensed under $MIT
2,984

ts-utls

Utilities for TypeScript library

cdever
published version 1.5.27, 2 months ago20 dependents licensed under $MIT
2,065

funfix-exec

Sub-package of Funfix defining type classes inspired by Haskell's standard library and by Typelevel Cats

alexelcu
published version 7.0.1, 7 years ago4 dependents licensed under $Apache-2.0
1,525

typescript-monads

Write cleaner TypeScript

patrickmichalina
published version 9.0.2, 2 days ago9 dependents licensed under $MIT
1,622

funfix

Functional Programming library for JavaScript, TypeScript and Flow

alexelcu
published version 7.0.1, 7 years ago19 dependents licensed under $Apache-2.0
1,337

@daisugi/anzen

Anzen helps write safe code without exceptions, taking roots from Rust's Result and Haskell's Either.

sviridoff
published version 0.4.0, a year ago4 dependents licensed under $MIT
895

funfix-effect

Sub-package of Funfix defining monadic data types for dealing with laziness and side effects

alexelcu
published version 7.0.1, 7 years ago4 dependents licensed under $Apache-2.0
1,081

spica

Supervisor, Coroutine, Channel, select, AtomicPromise, Cancellation, Cache, List, Queue, Stack, and some utils.

falsandtru
published version 0.0.804, 8 months ago8 dependents licensed under $(Apache-2.0 AND MPL-2.0)
958

@triact/monadic

TypeScript library offering a comprehensive collection of monads to simplify functional programming.

sander.driesen
published version 0.4.0-alpha.33, 23 days ago0 dependents licensed under $MIT
867

@pacote/jest-either

Jest matcher for Either objects.

goblindegook
published version 5.0.9, a month ago0 dependents licensed under $MIT
980

might-fail

A better way to handle errors in JavaScript and TypeScript. Handle async and sync errors without `try` and `catch` blocks.

meech-ward
published version 0.7.4, a month ago0 dependents licensed under $MIT
918

@daisugi/land

Daisugiland is an aggregation of tools for building composable applications.

sviridoff
published version 0.1.2, a year ago0 dependents licensed under $MIT
894

scats

Useful scala classes in typescript

penkov
published version 1.4.5, 4 months ago5 dependents licensed under $ISC
1,073

@typed/either

Well-typed data-structure for representing varying outcomes

typed
published version 8.3.0, 5 years ago15 dependents licensed under $Parity-6.0.0
793