An Elm Primer for React Developers

Christian Ekrem

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Table of Contents

Introduction

Introduction
About the Author

Part I: From React to Elm: Getting Started

Chapter 1: Elm: Delightful Constraints
Chapter 2: The Elm Architecture – A Recipe for Reliable Apps
Chapter 3: Your First Elm App
Chapter 4: Starting Small: Elm in Your React Codebase

Part II: The Outside World: Randomness, APIs, and JavaScript

Chapter 5: Commands and Randomness
Chapter 6: HTTP and Remote Data
Chapter 7: JSON Decoders and Type Safety
Chapter 8: JavaScript Interop: Ports and Flags

Part III: Building Real Applications

Chapter 9: Organizing Files and Modules
Chapter 10: Modules Around Data Structures
Chapter 11: Forms and Validation
Chapter 12: Building a Feedback Wizard

Parts III-V

What’s Coming
Appendix B: The Scary Words You Already Understand

An Elm Primer for React Developers/Part III: Building Real Applications/Chapter 12: Building a Feedback Wizard

Chapter 12: Building a Feedback Wizard

https://leanpub.com/elm-for-react-devs

The Problem: A Feedback Widget

https://leanpub.com/elm-for-react-devs

Modeling the Top-Level State

https://leanpub.com/elm-for-react-devs

The OutMsg Pattern

https://leanpub.com/elm-for-react-devs

The Wizard Module

https://leanpub.com/elm-for-react-devs

Handling OutMsg in the Parent

https://leanpub.com/elm-for-react-devs

Why OutMsg Works

https://leanpub.com/elm-for-react-devs

Native Dialogs and Ports

https://leanpub.com/elm-for-react-devs

The Complete Main Module

https://leanpub.com/elm-for-react-devs

The Api Module

https://leanpub.com/elm-for-react-devs

Patterns Worth Noting

https://leanpub.com/elm-for-react-devs

Nested TEA

https://leanpub.com/elm-for-react-devs

State as Union Type

https://leanpub.com/elm-for-react-devs

OutMsg for Composition

https://leanpub.com/elm-for-react-devs

Subscriptions Follow State

https://leanpub.com/elm-for-react-devs

What We Learned

https://leanpub.com/elm-for-react-devs

Up next

What’s Coming

In this chapter

Chapter 12: Building a Feedback Wizard
The Problem: A Feedback Widget
Modeling the Top-Level State
The OutMsg Pattern
Why OutMsg Works
Native Dialogs and Ports
The Complete Main Module
The Api Module
Patterns Worth Noting
What We Learned