@20minutes/draft-convert/esm/util/getNestedBlockTags.js

Extensibly serialize & deserialize Draft.js ContentState

import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
import invariant from 'invariant';
import React from 'react';
import splitReactElement from './splitReactElement';
export default function getNestedBlockTags(blockHTML, depth) {
  invariant(blockHTML !== null && blockHTML !== undefined, 'Expected block HTML value to be non-null');
  if (typeof blockHTML.nest === 'function') {
    var _splitReactElement = splitReactElement(blockHTML.nest(depth)),
      start = _splitReactElement.start,
      end = _splitReactElement.end;
    return _objectSpread(_objectSpread({}, blockHTML), {}, {
      nestStart: start,
      nestEnd: end
    });
  }
  if (/*#__PURE__*/React.isValidElement(blockHTML.nest)) {
    var _splitReactElement2 = splitReactElement(blockHTML.nest),
      _start = _splitReactElement2.start,
      _end = _splitReactElement2.end;
    return _objectSpread(_objectSpread({}, blockHTML), {}, {
      nestStart: _start,
      nestEnd: _end
    });
  }
  invariant(Object.prototype.hasOwnProperty.call(blockHTML, 'nestStart') && Object.prototype.hasOwnProperty.call(blockHTML, 'nestEnd'), 'convertToHTML: received block information without either a ReactElement or an object with start/end tags');
  return blockHTML;
}