def al.fill
import emerging-ezaudio@0.4.0.0/src/mp3_enc.bend as Mp3Encimport Base
996def al.fill(xs: List<&2, F32>, a: Array<F32>, +ii: U32) -> Array<F32>:
997 match xs:
998 case Nil{}:
999 a
1000 case +hd <> tl:
1001 al.fill(tl, Array.set(F32, a, ii, hd), (ii + 1 : U32))