Chapter 7. Evolving Clojure through macros


This chapter covers

  • Introduction to macros
  • Macro examples from within Clojure
  • Writing your own macros


Macros are the most distinguishing feature of Clojure when compared to languages such as Java and Ruby. Macros make possible things that can only be dreamed of in other languages. The macro system is why Lisp is known as the programmable programming language, and you’ll see how you can grow your own language on top of Clojure. Macros are a useful ingredient in bottom-up programming, the approach where an application is written by first modeling low-level entities in a domain and then combining them to create complex ones. Understanding and using macros well is the key to becoming a master Clojure ...

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