Scan.key.removed: def of yaml-for-bend@0.1.1.0
Import: import yaml-for-bend@0.1.1.0/scan.bend as Scan
Lines 476-485 of yaml-for-bend@0.1.1.0/scan.bend: https://jend.leeeet.dev/read.txt?path=yaml-for-bend@0.1.1.0/scan.bend&start_line=476&end_line=485

import Base
import yaml-for-bend@0.1.1.0/token.bend as T

def key.removed(keys: List<&2, SKey>) -> Result<&2, &2, T.Error, List<&2, SKey>>:
  match keys:
    case Nil{}:
      Done{[]}
    case Con{k, +rest}:
      match k:
        case SKey{+possible, +required, number, +at, tab, low}:
          when(Result<&2, &2, T.Error, List<&2, SKey>>, Bool.and(possible, required),
            u => Fail{T.Error{"could not find expected ':' while scanning a simple key", at, T.Syntax{}}},
            u => Done{SKey{False{}, required, number, at, tab, low.of(rest)} <> rest})

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/scan.bend&name=SKey
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/scan.bend&name=low.of
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/scan.bend&name=when
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/token.bend&name=Cause
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/token.bend&name=Error