Compose.co.step: def of yaml-for-bend@0.1.1.0
Import: import yaml-for-bend@0.1.1.0/compose.bend as Compose
Lines 504-530 of yaml-for-bend@0.1.1.0/compose.bend: https://jend.leeeet.dev/read.txt?path=yaml-for-bend@0.1.1.0/compose.bend&start_line=504&end_line=530

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

def co.step(e: P.Evt, +co: Co, +s: Schema, +c: Caps) -> Result<&2, &2, T.Error, Co>:
  match e:
    case P.Evt{ev, +at}:
      match ev:
        case P.StreamStartEv{}:
          Done{co}
        case P.StreamEndEv{}:
          Done{co}
        case P.DocStartEv{explicit}:
          Done{co.doc.start(co, at)}
        case P.DocEndEv{explicit}:
          Done{co.doc.end(co)}
        case P.AliasEv{name}:
          co.alias(co, name, caps.aliases(c), at)
        case P.ScalarEv{anchor, +tag, +text, style}:
          +plain = is_plain(style)
          when(Result<&2, &2, T.Error, Co>, too.long(s, tag, text, plain, caps.digits(c)),
            u => Fail{limit.error("found a number in another base longer than the digits limit of " ++ Nat.show(caps.digits(c)), at)},
            u => node.done(scalar.value(s, tag, text, plain), co, anchor, is_merge(s, tag, text, plain), 1n, 1n, at))
        case P.SeqStartEv{anchor, tag, flow}:
          co.push(co, OSeq{anchor, tag, [], co.count(co), at}, caps.depth(c), at)
        case P.SeqEndEv{}:
          co.close(co)
        case P.MapStartEv{anchor, tag, flow}:
          co.push(co, OMap{anchor, tag, [], co.count(co), at}, caps.depth(c), at)
        case P.MapEndEv{}:
          co.close(co)

Uses (27):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.show
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.append
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=Caps
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=Co
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=Open
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=Schema
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=caps.aliases
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=caps.depth
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=caps.digits
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=co.alias
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=co.close
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=co.count
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=co.doc.end
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=co.doc.start
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=co.push
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=is_merge
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=is_plain
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=limit.error
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=node.done
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=scalar.value
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=too.long
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/compose.bend&name=when
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/parse.bend&name=Ev
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/parse.bend&name=Evt
  https://jend.leeeet.dev/definition.txt?path=yaml-for-bend@0.1.1.0/token.bend&name=Error