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Normalize keep_empty parameter

Source: R/01-validator.R
check_keep_empty.Rd

Standardizes the keep_empty argument.

  • FALSE: drop unused factor levels

  • TRUE: keep all factor levels

  • "level" / "levels": keep levels for colour consistency but do not display empty groups

Usage

check_keep_empty(keep_empty, cols = NA)

Arguments

keep_empty

Logical, "level", or named list

cols

Column names

Value

A named list