Redis.num.go: def of bend-kit-redis@0.3.1.0
Import: import bend-kit-redis@0.3.1.0/redis.bend as Redis
Lines 251-262 of bend-kit-redis@0.3.1.0/redis.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-redis@0.3.1.0/redis.bend&start_line=251&end_line=262

import Base
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes

# n digits from i: (hi, lo) = (hi, lo) * 10 + d over 16-bit limbs. 19 digits stay below 2^64.
def num.go(n: Nat, r: Array<U32> & U32, +i: U32, +hi: U32, +lo: U32, +ok: Bool) -> Array<U32> & U32 & U32 & Bool:
  match n:
    case 0n:
      (a, c) = r
      (a, hi, lo, ok)
    case 1n+p:
      (a, +c) = r
      +d = (c - 48 : U32)
      +p0 = ((lo .&. 65535) * 10 + d : U32)
      +p1 = ((lo >> 16n) * 10 + (p0 >> 16n) : U32)
      num.go(p, Bytes.peek(a, (i + 1 : U32)), (i + 1 : U32), (hi * 10 + (p1 >> 16n) : U32), ((p1 << 16n) .|. (p0 .&. 65535) : U32), Bool.and(ok, U32.is_lt(d, 10)))

Uses (16):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  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=Base/base.bend&name=U32.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.mul
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shln
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shrn
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&name=peek