README.md

Awesome fp-ts resources

A curated list of amazingly awesome fp-ts resources.

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• gcanti/fp-ts
• Code Conventions
• Understanding the types

Getting started

• Mostly adequate guide to FP-TS
• Book: Introduction to Functional Programming by Giulio Canti
• Eq
• Ord
• Semigroup
• Monoid
• Category
• Functor
• Applicative
• IO
• Either vs Validation
• Monad

Advanced

• How to write type class instances for your data type
• Interoperability with non functional code using fp-ts
• Introduction to property based testing

Community

• Should I use fp-ts Task?
• fp-ts Cheatsheet
• fp-ts, sequenceT, and sweet sweet async typed FP
• fp-ts and Beautiful API Calls
• When An Error Is Not An Exception
• FP-TS for HTTP-requests
• Basic introduction to FP-TS
• The State monad

Practical Guide by Ryan Lee

• Pipe and Flow
• Option, Map, Flatten, Chain
• Task, Either, TaskEither
• Arrays, Semigroups, Monoids
• Apply, Sequences, and Traversals
• The Do Notation

Yuriy Bogomolov

• Introduction series to FP-TS
• Building eDSLs in functional TypeScript 🎞️
• YBogomolov/monadic-mondays
• Making Illegal States Unrepresentable
  • Making Illegal States Unrepresentable 🎞️

Andy White

• ReaderTaskEither Foundations
• ReaderTaskEither and React
• The ReaderTaskMonad

Why is fp-ts TaskEither Like That?

• Either vs Exception Handling
• TaskEither vs Promise
• TaskEither vs Fluture

Functional design

• combinators
• how to make the time combinator more general
• tagless final
• smart constructors
• TDD in TypeScript (aka abusing declare)
• Algebraic Data Types

Domain modeling in TypeScript by Benoit Ruiz

• Introduction
• The domain and some concepts
• Using fp-ts and newtype-ts: types
• Using fp-ts and newtype-ts: implementation
• Using fp-ts and io-ts: types and implementation

Examples

• grossbart.github.io/fp-ts-recipes - A collection of practical examples
• gcanti/docs-ts - A zero-config documentation tool for my TypeScript projects

Coming from lodash/ramda

• giogonzo/fp-ts-ramda - Ramda functions reimplemented
• tecklund/lodash-to-fp-ts - Lodash functions reimplemented
• samhh/fp-ts-std - missing pseudo-standard library

Bindings

• gcanti/fp-ts-rxjs
• gcanti/fp-ts-local-storage
• gcanti/fp-ts-fluture
• joshburgess/fp-ts-most
• werk85/fp-ts-ixjs

Libraries

• gcanti/fp-ts-contrib - A community driven utility package
• gcanti/fp-ts-routing - A type-safe bidirectional routing library for TypeScript
• gcanti/retry-ts - Retry combinators for monadic actions that may fail
• nrdlab/pattern-matching-ts
• devexperts/remote-data-ts - algebraic data type
• gcanti/io-ts - Runtime type system for IO decoding/encoding
• gcanti/io-ts-types - A collection of codecs and combinators
• gillchristian/io-ts-reporters - Error reporters
• gcanti/monocle-ts - Functional optics: a (partial) porting of Scala monocle
• unsplash/request-frp - Package that provides pure wrappers around fetch and XMLHttpRequest