The Joy of Clojure

Chapter 6. Being lazy and set in your ways

 

This chapter covers

• Immutability
• Designing a persistent toy
• Laziness
• Putting it all together: a lazy quicksort

 

We’ve now reached the apex of imperative knowledge and stand at the precipice leading toward functional programming. We mentioned in section 2.3 that the definitions of functional programming are widely disparate, and unfortunately this book won’t work to unify them. Instead, we’ll start in this chapter to build a basis for Clojure’s style of functional programming by digging into its core supporting maxims. In addition, this chapter covers in greater depth the parts of Clojure’s composite types that we only touched on.

6.1. On immutability

We’ve touched on immutability throughout ...