Character.pen

import foreign "c" _pen_core_character_to_code_point \(string) number
import foreign "c" _pen_core_character_from_code_point \(number) string

FromCodePoint = \(n number) string { _pen_core_character_from_code_point(n) }

ToCodePoint = \(s string) number { _pen_core_character_to_code_point(s) }