Bytes.copy.go: def of bend-kit-bytes@0.3.3.0
Import: import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes
Lines 57-65 of bend-kit-bytes@0.3.3.0/bytes.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&start_line=57&end_line=65

import Base

# n bytes from src[s..] to dst[d..], one byte at a time.
def copy.go(n: Nat, r: Array<U32> & U32, dst: Array<U32>, +s: U32, +d: U32) -> Array<U32> & Array<U32>:
  match n:
    case 0n:
      (a, v) = r
      (a, dst)
    case 1n+p:
      (a, v) = r
      copy.go(p, peek(a, (s + 1 : U32)), poke(dst, d, v), (s + 1 : U32), (d + 1 : U32))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&name=peek
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&name=poke