Ignore.walk: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/ledger/ignore.bend as Ignore
Lines 312-333 of ezx@1.11.0.0/src/ledger/ignore.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/ledger/ignore.bend&start_line=312&end_line=333

import Base

# every line, walked once. `fix` replaces a `.ez/` line. `blk` replaces the
# first allowlist line, every later one is dropped, and `done` says the
# block is already down; a file with no allowlist line gets it at the end.
# Every other line is kept as it was.
def walk(ls: List<&2, Line>, +fix: List<&2, String>, +blk: List<&2, String>, done: Bool) -> List<&2, String>:
  match ls:
    case []:
      placed(done, blk)
    case Line{k, +line} <> t:
      match k:
        case Other{}:
          line <> walk(t, fix, blk, done)
        case Dir{}:
          List.append(&2, String, fix, walk(t, fix, blk, done))
        case Star{}:
          line <> walk(t, fix, blk, done)
        case Lib{}:
          line <> walk(t, fix, blk, done)
        case Pkgs{}:
          line <> walk(t, fix, blk, done)
        case Allow{_h}:
          List.append(&2, String, placed(done, blk), walk(t, fix, blk, True{}))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.append
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ledger/ignore.bend&name=Line
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ledger/ignore.bend&name=Rule
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/ledger/ignore.bend&name=placed