slate/packages/slate-history/test/undo/delete_backward/block-nested-reverse.tsx

/** @jsx jsx */
import { jsx } from '../..'

export const run = editor => {
  editor.deleteBackward()
}
export const input = (
  <editor>
    <block>Hello</block>
    <block>
      <block>
        <cursor />
        world!
      </block>
    </block>
  </editor>
)
export const output = (
  <editor>
    <block>Hello</block>
    <block>
      <block>
        <cursor />
        world!
      </block>
    </block>
  </editor>
)