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Archive for January 2010

Adding a dynamic defmacro to Heist

In Functional, Heist, Lisp, Metaprogramming, Ruby on 20 January 2010 with no comments

I’ve just picked up the opening chapters of Let Over Lambda, which describes itself as a book on macro programming – particularly Common Lisp macro programming. One of the early macros given in the book is unit-of-time which looks like this: (defmacro unit-of-time (value unit) `(* ,value ,(case unit ((s) 1) ((m) 60) ((h) 3600) [...]

Cross-process metaprogramming on the cheap

In JavaScript, Metaprogramming, Rails, Ruby, Testing on 14 January 2010 with 1 comment

I will preface my first post of the new decade by saying: this is not by any means elegant. It’s an egregious hack, but it may come in handy for those of you using Culerity for testing your Rails front-end using JavaScript. This is not so much about JavaScript as about dealing with the multitude [...]