def w.span.go
import bend-kit-json@0.7.0.0/json.bend as Jsonimport Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
668def w.span.go(n: Nat, r: Array<U32> & U32, +i: U32, o: W) -> Array<U32> & W:
669 match n:
670 case 0n:
671 (a, v) = r
672 (a, o)
673 case 1n+k:
674 (a, +c) = r
675 w.span.go(k, Bytes.peek(a, (i + 1 : U32)), (i + 1 : U32), w.put(o, c))