Up.swap.of: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/lock/up.bend as Up
Lines 602-608 of ezx@1.11.0.0/src/lock/up.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/lock/up.bend&start_line=602&end_line=608

import Base

# a committed tree whose hash changed is a tree to remove
def swap.of(vend: Bool, +old: String, +new: String) -> String:
  match vend:
    case False{}:
      ""
    case True{}:
      swap.hash(String.eq(old, new), old)

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  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=ezx@1.11.0.0/src/lock/up.bend&name=swap.hash