ivanmoreau/rodeo

Scala Rodeo

Welcome to Deal Engine's Scala Rodeo.

This material is intended for you to learn the basic of scala and some common functional idioms.

Along the way you will find some Exercises, requiring you to change some code in order to practice some concepts.

Installation

git clone https://github.com/deal-engine/rodeo.git
cd rodeo
nix develop

Instructions

Make sure you are in a nix shell by running nix develop at least once, and then run this in your terminal to see your progress.

mill -w rodeo.test

Rodeos

• Seq

• pattern matching match, anonymous functions, for

• objects / trait / case class

• Future

• OOO Programming → Functional Programming

• for vs map

• while vs foreach

• mutability vs immutability

• Data transformations

  • Map → Seq()
  • LocalDateTime → LocalDate

• map/flatMap - differences between Option/Seq/Try

• Best practices (wart remover)

  • .get
  • unsafeRun
  • Await.result

• implicits

• Dependency Injections

• ZIO

• abstract class / sealed trait / class / final case class

• GADTs / sealed traits / Data Modeling

• Parsers

• Architecture

• Rope colors (difficulty)