Expanded read list on the same topic: http://www.ncameron.org/blog/sets-of-scopes-macro-hygiene/ http://www.ncameron.org/blog/sets-of-scopes-macro-hygiene/ ht

Expanded read list on the same topic: http://www.ncameron.org/blog/sets-of-scopes-macro-hygiene/ http://www.ncameron.org/blog/sets-of-scopes-macro-hygiene/ https://github.com/acarrico/evaluator https://github.com/acarrico/evaluator