Flutter Design Patterns: 18 — Builder

An overview of the Builder design pattern and its implementation in Dart and Flutter

Previously in the series, I have analysed a relatively complex, but very practical and useful structural design pattern — Bridge. This time I would like to represent a design pattern, which divides the construction of a complex object into several separate steps. It is a creational design pattern called Builder.

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Table of Contents

• What is the Builder design pattern?
• Analysis
• Implementation
• Other articles in this series
• Your contribution

What is the Builder design pattern?

If Bob the Builder were a programmer…

Builder is a creational design pattern, which intention in the GoF book is described like this:

Separate the construction…