Plan.differs: def of cswap-bend-cli@0.1.0.0
Import: import cswap-bend-cli@0.1.0.0/store/plan.bend as Plan
Lines 206-211 of cswap-bend-cli@0.1.0.0/store/plan.bend: https://jend.leeeet.dev/read.txt?path=cswap-bend-cli@0.1.0.0/store/plan.bend&start_line=206&end_line=211

import Base

def differs(+m: Maybe<&2, String>, +num: String) -> Maybe<&2, String>:
  match m:
    case Some{old}:
      sel.m(String.eq(old, num), None{}, Some{old})
    case None{}:
      None{}

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=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.eq
  https://jend.leeeet.dev/definition.txt?path=cswap-bend-cli@0.1.0.0/store/plan.bend&name=sel.m