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Programming Clojure, 3rd Edition
book

Programming Clojure, 3rd Edition

by Alex Miller, Stuart Halloway, Aaron Bedra
February 2018
Intermediate to advanced
304 pages
7h 11m
English
Pragmatic Bookshelf
Content preview from Programming Clojure, 3rd Edition

When to Use Macros

In 1996, author Chuck Palahniuk released the novel “Fight Club”, which was later made into a movie. The so-called fight club in the story had a set of rules. The first rule of fight club was, "You don’t talk about fight club."

In a similar spirit, we introduce Macro Club. Macro Club has two rules, plus one exception. The first rule of Macro Club is Don’t Write Macros. Macros are complex, and they require you to think carefully about the interplay of macro expansion time and compile time. If you can write it as a function, think twice before using a macro.

The second rule of Macro Club is Write Macros If That Is the Only Way to Encapsulate a Pattern. All programming languages provide some way to encapsulate patterns, but ...

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Publisher Resources

ISBN: 9781680505719Errata Page