Articles with the tag "functional-options"

Using functional options instead of method chaining in Go

In Java, it is pretty common to see libraries that use method chaining (aka the builder pattern) to construct resources. For example, we might construct a user by doing something like: User user = new User.Builder() .name("Michael Scott") .email("michael@dundermifflin.com") .role("manager") .nickname("Best Boss") .build(); Builders are handy for a variety of reasons, but in the example above we are using a builder in order to define a subset of our User attributes before constructing the user object.

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Jon Calhoun

Jon Calhoun is a full stack web developer who also teaches about Go, web development, algorithms, and anything programming related. He also consults for other companies who have development needs. (If you need some development work done, get in touch!)

Jon is a co-founder of EasyPost, a shipping API that many fortune 500 companies use to power their shipping infrastructure, and prior to founding EasyPost he worked at google as a software engineer.

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