Safe.merge.at: def of cswap-bend-cli@0.1.0.0
Import: import cswap-bend-cli@0.1.0.0/policy/safe.bend as Safe
Lines 133-138 of cswap-bend-cli@0.1.0.0/policy/safe.bend: https://jend.leeeet.dev/read.txt?path=cswap-bend-cli@0.1.0.0/policy/safe.bend&start_line=133&end_line=138

import Base

def merge.at(+tail_first: Bool, +c: Cd, +d: Cd) -> Maybe<&2, Cd>:
  match tail_first:
    case True{}:
      Some{d}
    case False{}:
      Some{c}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=cswap-bend-cli@0.1.0.0/policy/safe.bend&name=Cd