Dependency injection is a form of inversion of control. This means that a component’s dependencies are not part of a component’s internals, they are defined at the public-facing seam, or interface, of the component.

Dependency injection allows for a decoupled design and makes testing easier. It fosters clear boundaries between components and allows for the simple substitution of one concrete implementation of a dependency with another concrete implementation. It also allows for substitution of a dependency with a mock, or fake, during testing.

This blog details some techniques for using dependency injection in React.

Read more >