other.md
In forcats: Tools for Working with Categorical Variables (Factors)

validates its inputs

Code
  fct_other(1)
Condition
  Error in `fct_other()`:
  ! `f` must be a factor or character vector, not a number.
Code
  fct_other(f)
Condition
  Error in `fct_other()`:
  ! One of `keep` or `drop` must be supplied.
Code
  fct_other(f, keep = "a", drop = "a")
Condition
  Error in `fct_other()`:
  ! Exactly one of `keep` or `drop` must be supplied.
Code
  fct_other(f, keep = 1)
Condition
  Error in `fct_other()`:
  ! `keep` must be a character vector, not the number 1.
Code
  fct_other(f, keep = "a", other_level = 1)
Condition
  Error in `fct_other()`:
  ! `other_level` must be a single string or `NA`, not the number 1.