uncount.md
In tidyr: Tidy Messy Data

validates inputs

Code
  uncount(df, y)
Condition
  Error in `uncount()`:
  ! Can't convert `weights` <character> to <integer>.
Code
  uncount(df, w)
Condition
  Error in `uncount()`:
  ! `weights` must be a vector of positive numbers. Location 1 is negative.
Code
  uncount(df, x, .remove = 1)
Condition
  Error in `uncount()`:
  ! `.remove` must be `TRUE` or `FALSE`, not the number 1.
Code
  uncount(df, x, .id = "")
Condition
  Error in `uncount()`:
  ! `.id` must be a valid name or `NULL`, not the empty string "".