Pin.gap: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/share/pin.bend as Pin
Lines 25-35 of ezx@1.11.0.0/src/share/pin.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/share/pin.bend&start_line=25&end_line=35

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

# why a plain lock cannot copy a pin as it stands, or "" when it can. A pin
# with no repo has nothing to pin, under a plain lock or an upgrade.
def gap(pin: M.Tool) -> String:
  M.Tool{n, _e, _b, s} = pin
  match s:
    case M.Hub{_named}:
      "ez: tools." ++ n ++ " has no git"
    case M.Git{_url, rev, _tag, _root, nar, _vend}:
      gap.git(String.is_empty(rev), String.is_empty(nar), n)
    case M.Member{_path, _named}:
      "ez: tools." ++ n ++ " has no git"

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.append
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.is_empty
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ledger/manifest.bend&name=Source
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ledger/manifest.bend&name=Tool
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/share/pin.bend&name=gap.git