Status: IN
The choice of programming language influences which design patterns are needed: patterns assume Smalltalk/C++-level features, and some patterns (e.g., Visitor) become unnecessary in languages with richer features (e.g., CLOS multi-methods). What counts as a 'pattern' versus a language primitive depends on the language.
Source: entries/2026/06/17/gof-oo-chunk-2.md