text: /** @jsx h */
  
  import { Set } from 'immutable'
  import h from '../../../../helpers/h'
  import { Mark } from 'slate'
  
  export const input = (
    <text>
      <b>Cat</b>
      <i> is</i> Cute
    </text>
  )
  
  export default function(t) {
    return t.getMarksBetweenOffsets(0, 6)
  }
  
  export const output = Set.of(Mark.create('bold'), Mark.create('italic'))
  