Functional programming in Dart and Flutter. All the main functional programming types and patterns fully documented, tested, and with examples.

Either class for Dart or Flutter projects.

Either monad for Dart language and Flutter framework. The library for error handling and railway oriented programming. Supports `Monad comprehensions` (both `sync` and `async` versions). Supports `async map` and `async flatMap` hiding the boilerplate of working with asynchronous computations `Future<Either<L, R>>`. Error handler library for type…