Up.dep.back.at: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/ws/up.bend as Up
Lines 63-66 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=63&end_line=66

import Base
import ezx@1.11.0.0/src/ledger/manifest.bend as M

# a dependency with the pin the joint ledger gives its name
def dep.back.at(own: M.Dep, joint: M.Dep) -> M.Dep:
  M.Dep{nn, hh, ee, os} = own
  dep.back.src(os, nn, hh, ee, joint)

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ledger/manifest.bend&name=Dep
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ws/up.bend&name=dep.back.src