Input.unique.seen: def of bend-kit-camber@0.15.0.1
Import: import bend-kit-camber@0.15.0.1/input.bend as Input
Lines 233-235 of bend-kit-camber@0.15.0.1/input.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-camber@0.15.0.1/input.bend&start_line=233&end_line=235

import Base
import bend-kit-json@0.7.0.0/json.bend as Json
import bend-kit-bytes@0.3.3.0/bytes.bend as Bytes

def unique.seen(pair: Set() & Bool, name: String, key: Bytes.Bytes, value: Json.Val, rest: List<&1, Bytes.Bytes & Json.Val>, acc: List<&1, Bytes.Bytes & Json.Val>, parents: List<&1, Parent>) -> Maybe<&1, Walk>:
  (seen, repeated) = pair
  unique.field(repeated, key, value, rest, acc, Set.add(seen, name), parents)

Uses (13):
  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=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Set.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bytes@0.3.3.0/bytes.bend&name=Bytes
  https://jend.leeeet.dev/definition.txt?path=bend-kit-camber@0.15.0.1/input.bend&name=Parent
  https://jend.leeeet.dev/definition.txt?path=bend-kit-camber@0.15.0.1/input.bend&name=Walk
  https://jend.leeeet.dev/definition.txt?path=bend-kit-camber@0.15.0.1/input.bend&name=unique.field
  https://jend.leeeet.dev/definition.txt?path=bend-kit-json@0.7.0.0/json.bend&name=Val