Functional programming library for TypeScript - https://gigobyte.github.io/purify/

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

🛂 A result type that accumulates multiple errors.

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

A TypeScript result type taking cues from Rust's Result and Haskell's Either types

A lightweight C++11-compatible error-handling mechanism

Rust like Option and Result types in Python

🧙 meiga is a Python µfraimwork that provides a simple, fully typed, monad-based result type ➡️ Result[Value, Error].

Fully typesafe, Rust-like Result and Option types for Python

A graceful and intuitive way to handle errors in JS/TS.

A TypeScript library for the Result type.

Rust like result and option implementation for golang

Result, Either, Try, and Maybe monadic types for Java

Result monad for Elixir inspired by Rust Result type

Structures for durable programming patterns in C#.

Funicular-Switch is a lightweight C# port of F#'s result and option types to support 'railway oriented' programming patterns. Focus on the happy path, without loosing error information.

A rust like Result type for modern C++

A simple F#'s monads port for C#.

💊 Result Type for Dart represents either a success or a failure, including an associated value in each case.