contrastable v1.1.0

contrastable 1.1.0

New features

• New print_contrasts() prints contrasts for the factor columns in a given
  dataframe
• New option contrastable.droplevels controls whether missing levels are
  automatically dropped

Minor improvements and fixes

• Example for cumulative_split_code() now shows correct values
• set_contrasts() and enlist_contrasts() will now drop missing levels
  before applying contrasts to factor variables by default

Documentation

• R>=4.1 now enforced following change in CRAN policy to set a note if |> is used without the minimum set accordingly