Effect polymorphism with Arrow FX

Mon Jul 22 2019

Wonder how to handle side effects in a very clean way while abstracting the real effect implementation? #Arrow #FX provides an easy way to do this, without the burden of Higher-Kinded Types.

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Self-contained example of testing with modules and Arrow FX

Fri Jul 05 2019

This post shows a porting with Kotlin and Arrow FX of a self-contained testing example with Scala ZIO

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Modular functional programming with Kotlin

Tue Jul 02 2019

This post proposes a possible solution in order to structure and compose a pure functional Kotlin application, in order to better manage and decouple modules, get simpler tests and manage the Dependency Injection at compile time.

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ArrowFx: Functional Programming for the masses

Fri Jun 07 2019

In this talk we recap about the imminent future of Functional Programming in Kotlin. With ArrowFx you are able to encode “effectful” programs in a controlled way following the FP principles through a direct syntax. You’ll think you’re writing imperative code!

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How KEEP-87 & Typeclasses will change the way we write Kotlin

Tue Jun 04 2019

Short introduction into the proposal KEEP-87 and how it would be able to improve the language.

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Introducing Arrow Playground

Thu Apr 11 2019

Arrow Playground is a JavaScript library that creates Kotlin-aware, including Arrow, editors capable of running code from HTML block elements. This is a fork of the original Kotlin Playground work done by the JetBrains team.

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Immutable Conversations - Past and Future of Arrow

Tue Mar 12 2019

In this episode, we capture a conversation between Arrow maintainers Raúl Raja and Paco Estevez as they discuss the past and future of the library which is designed to bring Functional Programming to Kotlin.

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From Imperative to Functional Programming using Arrow

Sun Feb 10 2019

As its name implies, From Imperative to Functional Programming using Arrow is a tale about migrating a simple Kotlin application written in imperative style to a fully function application with the help of the Arrow library.

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