@atlaskit/adf-schema/dist/es2019/next-schema/marks/breakout.js

Shared package that contains the ADF-schema (json) and ProseMirror node/mark specs

import { adfMark } from '@atlaskit/adf-schema-generator';
export const breakout = adfMark('breakout').define({
  spanning: false,
  inclusive: false,
  attrs: {
    mode: {
      type: 'enum',
      values: ['wide', 'full-width'],
      default: 'wide'
    },
    width: {
      type: 'number',
      default: null,
      optional: true
    }
  }
});