function addResult(construct, from) {
    if (construct.resolveAll && !resolveAllConstructs.includes(construct)) {
      resolveAllConstructs.push(construct)
    }

    if (construct.resolve) {
      splice(
        context.events,
        from,
        context.events.length - from,
        construct.resolve(context.events.slice(from), context)
      )
    }

    if (construct.resolveTo) {
      context.events = construct.resolveTo(context.events, context)
    }

    assert(
      construct.partial ||
        context.events.length === 0 ||
        context.events[context.events.length - 1][0] === 'exit',
      'expected last token to end'
    )
  }
@param {Construct} construct
  Construct.
@param {number} from
  From.
@returns {undefined}
  Nothing.