Rows.nat_opt: def of cswap-bend-cli@0.1.0.0
Import: import cswap-bend-cli@0.1.0.0/daemon/rows.bend as Rows
Lines 10-15 of cswap-bend-cli@0.1.0.0/daemon/rows.bend: https://jend.leeeet.dev/read.txt?path=cswap-bend-cli@0.1.0.0/daemon/rows.bend&start_line=10&end_line=15

import Base

def nat_opt(+m: Maybe<&2, U32>) -> Maybe<&2, Nat>:
  match m:
    case None{}:
      None{}
    case Some{n}:
      Some{U32.to_nat(n)}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat