12.6 OOP in packages

• R6
  • Paradigm: encapsulated OOP
  • Noteworthy: resolves issues with RC
• R7
  • Paradigm: functional OOP
  • Noteworthy:
    • best parts of S3 and S4
    • ease of S3
    • power of S4
    • See more in rstudio::conf(2022) talk
• R.oo
  • Paradigm: hybrid functional and encapsulated (?)
• proto
  • Paradigm: prototype OOP
  • Noteworthy: OOP style used in ggplot2