Adventures of lambda in JS

List of curated resources related to Functional Programming in JS.

Get your hands dirty

Learn while dropping some code. Practical and interactive exercises.

• ⭐ Functional Programming in Javascript.
• The End of The Loop.
• Hardcore Functional Programming in JavaScript (Paid).

Hit the books

For those who have the time or the will. Complete books or featured chapters about FP.

• ⭐ Professor Frisby’s Mostly Adequate Guide to Functional Programming.
• ⭐ Functional-light JavaScript.
• ⭐ JavaScript Allongé.
• Functional JavaScript.
• Eloquent JavaScript:
  • Functional Programming (1st edition).
  • Functions.
  • Higher-Order Functions.

Gists

• Common combinators in JS.

Blogosphere

Interesting blogs/posts/essays/slides about FP.

Blogs

• LambdaCat.
• raganwald.com (check the essays list).

Posts/essays/slides

• ⭐ Your code could be simpler and I can prove it mathematically is a good introduction to functional programming principles and category theory (spanish).
• Lazy, Composable and Modular JavaScript.
• Monads in JavaScript.
• Practical Introduction to Monads in JS. Part II: Either.
• The Philosophy of Ramda.
• Thinking in Ramda a serie of posts about functional programming using Ramda.
• The Two Pillars of JavaScript: Functional Programming.
• The Elm Architecture a simple functional frontend architecture.
• Functional Programming Patterns (NDC London 2014).

Videos

• ⭐ Professor Frisby Introduces Composable Functional JavaScript.
• ⭐ Your code could be simpler and I can prove it mathematically (spanish).
• What if the user was a function? by Andre Staltz.
• JavaScript Air: Functional and Immutable Design Patterns in JavaScript (check "Links, Tips, and Picks" section).
• Monads and Gonads by Douglas Crockford.
• Function The Ultimate by Douglas Crockford.

Reactive (Functional) Programming

Resources related to FP’s beloved cousin.

• ⭐ General Theory of Reactivity. Watch Video.
• The introduction to Reactive Programming you've been missing.
• Modernization of Reactivity.
• Understanding the Observable type.

Tools of the trade

Libraries, frameworks and general tools.

• ⭐ Ramda.
• ⭐ Sanctuary JS.
• lodash-fp.
• Ramda fantasy.
• React with Redux.
• RxJS (Reactive Extensions for JS).
• ⭐ eslint-config-cleanjs, a ESLint conf to put JS closer to a pure FP language.

Theory / Other Programming Languages

• ⭐ Functional Programming Course by Data61 (Haskell).
• ⭐ Category Theory for Programmers.
• Why Functional Programming Matters.
• Elm (compile to JS).
• Purescript.
• ⭐ Learn You a Haskell for Great Good!.
• ⭐ Real World Haskell.
• ⭐ Functors, Applicatives and Monads in Pictures.
• Haskell School of Music.
• ⭐ Learn You Some Erlang for Great Good!.
• Write Yourself a Scheme in 48 Hours
• The Little Schemer.
• Structure and Interpretation of Computer Programs.
• Matryoshka for Scala (also check "External Resources").

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