Up.write.if: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/ws/up.bend as Up
Lines 148-152 of ezx@1.11.0.0/src/ws/up.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/ws/up.bend&start_line=148&end_line=152

import Base
import ezx@1.11.0.0/src/ledger/manifest.bend as M
import ezx@1.11.0.0/src/ledger/render.bend as Rend
import ezx@1.11.0.0/src/lock/plan.bend as LP

# a ledger written back when the upgrade changed what it holds, and left as
# it was otherwise
def write.if(+mm: M.Manifest, +joint: M.Manifest, +at: String, +text: String) -> List<&2, LP.Effect>:
  Bool.pick(List<&2, LP.Effect>, String.eq(Rend.show(mm), Rend.show(ledger.back(mm, joint))),
    [], [LP.Write{at, text}])

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  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/ledger/manifest.bend&name=Manifest
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ledger/render.bend&name=show
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/lock/plan.bend&name=Effect
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ws/up.bend&name=ledger.back