Time.tz.clock.valid: def of bend-kit-time@0.3.0.0
Import: import bend-kit-time@0.3.0.0/time.bend as Time
Lines 855-860 of bend-kit-time@0.3.0.0/time.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-time@0.3.0.0/time.bend&start_line=855&end_line=860

import Base
import bend-kit-int@0.2.0.0/int.bend as Int

def tz.clock.valid(ok: Bool, +value: Int.I64, negative: Bool, rest: String) -> Maybe<&2, TzClock>:
  match ok:
    case False{}:
      None{}
    case True{}:
      Some{TzClock{Bool.pick(Int.I64, negative, Int.I64.neg(value), value), rest}}

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bend-kit-int@0.2.0.0/int.bend&name=I64
  https://jend.leeeet.dev/definition.txt?path=bend-kit-int@0.2.0.0/int.bend&name=I64.neg
  https://jend.leeeet.dev/definition.txt?path=bend-kit-time@0.3.0.0/time.bend&name=TzClock