def gcd_rb

bend-collections@1.0.0.0 · src/math/generic.bend:293

import Base
import bend-collections@1.0.0.0/src/math/num.bend as N

293def gcd_rb(~T: Data, ~op: N.Op<T> -> T, ~test: N.Test<T> -> Bool, +a: T, +b: T, bz: Bool) -> T:
294  match bz:
295    case True{}:
296      a
297    case False{}:
298      bg_a(~T, ~op, ~test, b, op(N.Rem{a, b}), test(N.IsZero{b}))