🔧 Fast, modern, and practical utility library for FP in TypeScript.

Option, Result, and Either types for TypeScript - Inspired by Rust 🦀

Essential building-blocks for functional & safe TypeScript code

Supercharge your TypeScript error handling with a powerful Result type that transforms chaotic try-catch blocks into elegant, type-safe code.

A fully type-safe and lightweight way of using exceptions instead of throwing errors

Simplify your TypeScript and JavaScript code. Use this lib and functional programming.

Functional helpers including `Async` and `Result` to help enable things like "railway-oriented" programming. Heavily inspired by F#

AssemblyScript version of Rust Option<T> and Result<O, E> etc.

brings Option / Result / match from Rust to Javascript

Rust-like but for TypeScript/JavaScript

A Rust-like Result utility for TypeScript.

Encode failure and absence of value in TypeScript

A Typescript implementation of the Either data type

Domain Modeling: Exceptions vs Errors course examples

ROP flavoured Result & AsyncResult types

Like syntactic sugar, but is library

OCaml's Result and Option modules in TypeScript, for funzies.

A port of Rust's Result type to TypeScript.

Yet Another Option and Result Implementation - providing safe abstractions for fallible flows inspired by F# and Rust

Rust Inspired Type-Safe Errors and Missing Values for JS & TypeScript.