List of Listings

Chapter 1. Hello Dart

Listing 1.1. String interpolation in Dart

Listing 1.2. A simple class in Dart

Listing 1.3. Every class has an implicit interface

Listing 1.4. Factory constructors for default implementations

Listing 1.5. Libraries and source files

Listing 1.6. Functions as first-class objects

Listing 1.7. Interacting with the browser

Listing 1.8. Drawing on the browser canvas

Chapter 2. “Hello World” with Dart tools

Listing 2.1. HelloWorld.dart

Listing 2.2. HTML file that can run your Dart app in both Dart and JavaScript

Listing 2.3. HelloWorld.dart.js: output of dart2js

Listing 2.4. HelloWorld.html with status <div>

Listing 2.5. HelloWorld.dart: creating elements dynamically

Chapter 3. Building and testing your own Dart app

Listing 3.1. Adding a new Element to the document body

Listing 3.2. Building the PackList UI

Listing 3.3. PackList that reacts to user events

Listing 3.4. Basic class structure

Listing 3.5. Refactoring the addltem method to use your class

Listing 3.6. Adding a uiElement getter

Listing 3.7. Adding the isPacked property, getter, and setter

Listing 3.8. PackListTest.html: entry-point HTML file for your unit test

Listing 3.9. PackListTest.dart: client-side test suite boilerplate code

Listing 3.10. Testing for expectations in unit tests

Listing 3.11. Creating a custom PackList matcher

Chapter 4. Functional first-class functions and closures

Listing 4.1. Mixing concrete in Dart

Listing 4.2. Checking parameters passed by reference