def compose
import bend-kit-unicode@0.1.0.0/unicode.bend as Unicodeimport Base
97# The primary composite of a and b, if there is one.
98def compose(+a: U32, +b: U32) -> Maybe<&2, U32>:
99 hangul.lv(Bool.and(U32.is_lt((a - 4352 : U32), 19), U32.is_lt((b - 4449 : U32), 21)), a, b)