Vadim Zaytsev aka @grammarware

GraSs: A Taxonomy of Grammar Smells (5 in the selected group)


Organisation
global problems
Navigation
problems with navigating through the grammar
Structure
harmful relationships among grammar components

Proxy
indirect uses
Dependency
antipatterns in use
Complexity
metric-based smells

Chain
right hand side is a nonterminal
Throwaway
a nonterminal used only once
Weak
a nonterminal does not form a proper abstraction
Ghost
a subexpression that should have been a nonterminal
Multitool
a nonterminal that represents two or more concepts

The GraSs taxonomy is a joint effort maintained by Dr. Vadim Zaytsev a.k.a. @grammarware. Page last updated in March 2021.
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